diff --git a/src/com/lero/dao/DormBuildDao.java b/src/com/lero/dao/DormBuildDao.java
new file mode 100644
index 0000000..5d353a7
--- /dev/null
+++ b/src/com/lero/dao/DormBuildDao.java
@@ -0,0 +1,167 @@
+package com.lero.dao;
+
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.util.ArrayList;
+import java.util.List;
+
+import com.lero.model.DormBuild;
+import com.lero.model.DormManager;
+import com.lero.model.PageBean;
+import com.lero.util.StringTool;
+
+public class DormBuildDao {
+
+	public List<DormBuild> dormBuildList(Connection con, PageBean pageBean, DormBuild s_dormBuild)throws Exception {
+		List<DormBuild> dormBuildList = new ArrayList<DormBuild>();
+		StringBuffer sb = new StringBuffer("select * from t_dormBuild t1");
+		if(StringTool.isNotEmpty(s_dormBuild.getDormBuildName())) {
+			sb.append(" where t1.dormBuildName like '%"+s_dormBuild.getDormBuildName()+"%'");
+		}
+		if(pageBean != null) {
+			sb.append(" limit "+pageBean.getStart()+","+pageBean.getPageSize());
+		}
+		PreparedStatement pstmt = con.prepareStatement(sb.toString());
+		ResultSet rs = pstmt.executeQuery();
+		while(rs.next()) {
+			DormBuild dormBuild=new DormBuild();
+			dormBuild.setDormBuildId(rs.getInt("dormBuildId"));
+			dormBuild.setDormBuildName(rs.getString("dormBuildName"));
+			dormBuild.setDetail(rs.getString("dormBuildDetail"));
+			dormBuildList.add(dormBuild);
+		}
+		return dormBuildList;
+	}
+	//宿舍
+	public static String dormBuildName(Connection con, int dormBuildId)throws Exception {
+		String sql = "select * from t_dormBuild where dormBuildId=?";
+		PreparedStatement pstmt = con.prepareStatement(sql);
+		pstmt.setInt(1, dormBuildId);
+		ResultSet rs = pstmt.executeQuery();
+		if(rs.next()) {
+			return rs.getString("dormBuildName");
+		}
+		return null;
+	}
+	
+	public int dormBuildCount(Connection con, DormBuild s_dormBuild)throws Exception {
+		StringBuffer sb = new StringBuffer("select count(*) as total from t_dormBuild t1");
+		if(StringTool.isNotEmpty(s_dormBuild.getDormBuildName())) {
+			sb.append(" where t1.dormBuildName like '%"+s_dormBuild.getDormBuildName()+"%'");
+		}
+		PreparedStatement pstmt = con.prepareStatement(sb.toString());
+		ResultSet rs = pstmt.executeQuery();
+		if(rs.next()) {
+			return rs.getInt("total");
+		} else {
+			return 0;
+		}
+	}
+	
+	public DormBuild dormBuildShow(Connection con, String dormBuildId)throws Exception {
+		String sql = "select * from t_dormBuild t1 where t1.dormBuildId=?";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, dormBuildId);
+		ResultSet rs=pstmt.executeQuery();
+		DormBuild dormBuild = new DormBuild();
+		if(rs.next()) {
+			dormBuild.setDormBuildId(rs.getInt("dormBuildId"));
+			dormBuild.setDormBuildName(rs.getString("dormBuildName"));
+			dormBuild.setDetail(rs.getString("dormBuildDetail"));
+		}
+		return dormBuild;
+	}
+	//增加宿舍
+	public int dormBuildAdd(Connection con, DormBuild dormBuild)throws Exception {
+		String sql = "insert into t_dormBuild values(null,?,?)";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, dormBuild.getDormBuildName());
+		pstmt.setString(2, dormBuild.getDetail());
+		return pstmt.executeUpdate();
+	}
+	//删除
+	public int dormBuildDelete(Connection con, String dormBuildId)throws Exception {
+		String sql = "delete from t_dormBuild where dormBuildId=?";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, dormBuildId);
+		return pstmt.executeUpdate();
+	}
+	
+	public int dormBuildUpdate(Connection con, DormBuild dormBuild)throws Exception {
+		String sql = "update t_dormBuild set dormBuildName=?,dormBuildDetail=? where dormBuildId=?";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, dormBuild.getDormBuildName());
+		pstmt.setString(2, dormBuild.getDetail());
+		pstmt.setInt(3, dormBuild.getDormBuildId());
+		return pstmt.executeUpdate();
+	}
+	
+	public boolean existManOrDormWithId(Connection con, String dormBuildId)throws Exception {
+		boolean isExist = false;
+//		String sql="select * from t_dormBuild,t_dormManager,t_connection where dormManId=managerId and dormBuildId=buildId and dormBuildId=?";
+		String sql = "select *from t_dormManager where dormBuildId=?";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, dormBuildId);
+		ResultSet rs = pstmt.executeQuery();
+		if(rs.next()) {
+			isExist = true;
+		} else {
+			isExist = false;
+		}
+		String sql1="select * from t_dormBuild t1,t_dorm t2 where t1.dormBuildId=t2.dormBuildId and t1.dormBuildId=?";
+		PreparedStatement p=con.prepareStatement(sql1);
+		p.setString(1, dormBuildId);
+		ResultSet r = pstmt.executeQuery();
+		if(r.next()) {
+			return isExist;
+		} else {
+			return false;
+		}
+	}
+	
+	public List<DormManager> dormManWithoutBuild(Connection con)throws Exception {
+		List<DormManager> dormManagerList = new ArrayList<DormManager>();
+		String sql = "SELECT * FROM t_dormManager WHERE dormBuildId IS NULL OR dormBuildId=0";
+		PreparedStatement pstmt = con.prepareStatement(sql);
+		ResultSet rs = pstmt.executeQuery();
+		while(rs.next()) {
+			DormManager dormManager=new DormManager();
+			dormManager.setDormBuildId(rs.getInt("dormBuildId"));
+			dormManager.setDormManagerId(rs.getInt("dormManId"));
+			dormManager.setName(rs.getString("name"));
+			dormManager.setUserName(rs.getString("userName"));
+			dormManager.setSex(rs.getString("sex"));
+			dormManager.setTel(rs.getString("tel"));
+			dormManagerList.add(dormManager);
+		}
+		return dormManagerList;
+	}
+	
+	public List<DormManager> dormManWithBuildId(Connection con, String dormBuildId)throws Exception {
+		List<DormManager> dormManagerList = new ArrayList<DormManager>();
+		String sql = "select *from t_dormManager where dormBuildId=?";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, dormBuildId);
+		ResultSet rs = pstmt.executeQuery();
+		while(rs.next()) {
+			DormManager dormManager=new DormManager();
+			dormManager.setDormBuildId(rs.getInt("dormBuildId"));
+			dormManager.setDormManagerId(rs.getInt("dormManId"));
+			dormManager.setName(rs.getString("name"));
+			dormManager.setUserName(rs.getString("userName"));
+			dormManager.setSex(rs.getString("sex"));
+			dormManager.setTel(rs.getString("tel"));
+			dormManagerList.add(dormManager);
+		}
+		return dormManagerList;
+	}
+	
+	public int managerUpdateWithId (Connection con, String dormManagerId, String dormBuildId)throws Exception {
+		String sql = "update t_dormManager set dormBuildId=? where dormManId=?";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, dormBuildId);
+		pstmt.setString(2, dormManagerId);
+		return pstmt.executeUpdate();
+	}
+}
diff --git a/src/com/lero/dao/DormManagerDao.java b/src/com/lero/dao/DormManagerDao.java
new file mode 100644
index 0000000..c635264
--- /dev/null
+++ b/src/com/lero/dao/DormManagerDao.java
@@ -0,0 +1,141 @@
+package com.lero.dao;
+
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.util.ArrayList;
+import java.util.List;
+
+import com.lero.model.DormManager;
+import com.lero.model.PageBean;
+import com.lero.util.JDBCUtil;
+import com.lero.util.StringTool;
+
+public class DormManagerDao {
+	JDBCUtil util=new JDBCUtil();
+	public List<DormManager> dormManagerList( PageBean pageBean, DormManager s_dormManager)throws Exception {
+		Connection conn=util.getConn();
+		List<Object> para=new ArrayList<Object>();
+		List<DormManager> dormManagerList = new ArrayList<DormManager>();
+		StringBuffer sb = new StringBuffer("SELECT * FROM t_dormManager t1");
+		if(StringTool.isNotEmpty(s_dormManager.getName())) {
+			System.out.println("name"+s_dormManager.getName());
+			sb.append(" where t1.name like ?");
+			para.add("%"+s_dormManager.getName()+"%");
+		} else if(StringTool.isNotEmpty(s_dormManager.getUserName())) {
+			System.out.println("username"+s_dormManager.getUserName());
+			sb.append(" where t1.userName like ?");
+			para.add("%"+s_dormManager.getUserName()+"%");
+		}
+		if(pageBean != null) {
+			sb.append(" limit ?,?");
+			para.add(pageBean.getStart());
+			para.add(pageBean.getPageSize());
+
+		}
+		System.out.println(sb.toString());
+		PreparedStatement pst = conn.prepareStatement(sb.toString());
+		for (int i = 0; i < para.size(); i++) {
+			System.out.println(para.get(i));
+			pst.setObject(i+1,para.get(i));
+
+		}
+		ResultSet rs = pst.executeQuery();
+		while(rs.next()) {
+			DormManager dormManager=new DormManager();
+			dormManager.setDormManagerId(rs.getInt("dormManId"));
+			int dormBuildId = rs.getInt("dormBuildId");
+			dormManager.setDormBuildId(dormBuildId);
+			dormManager.setDormBuildName(DormBuildDao.dormBuildName(conn, dormBuildId));
+			dormManager.setName(rs.getString("name"));
+			dormManager.setSex(rs.getString("sex"));
+			dormManager.setUserName(rs.getString("userName"));
+			dormManager.setTel(rs.getString("tel"));
+			dormManager.setPassword(rs.getString("password"));
+			dormManagerList.add(dormManager);
+		}
+
+			util.closeAll(rs,pst,conn);
+
+		return dormManagerList;
+	}
+	
+	public int dormManagerCount( DormManager s_dormManager)throws Exception {
+		int count=0;
+		Connection conn=util.getConn();
+		StringBuffer sb = new StringBuffer("select count(*) as total from t_dormManager t1");
+		if(StringTool.isNotEmpty(s_dormManager.getName())) {
+			sb.append(" where t1.name like '%"+s_dormManager.getName()+"%'");
+		} else if(StringTool.isNotEmpty(s_dormManager.getUserName())) {
+			sb.append(" where t1.userName like '%"+s_dormManager.getUserName()+"%'");
+		}
+		PreparedStatement pst = conn.prepareStatement(sb.toString());
+		ResultSet rs = pst.executeQuery();
+		if(rs.next()) {
+			count= rs.getInt("total");
+		}
+		util.closeAll(rs,pst,conn);
+		return count;
+	}
+	
+	public DormManager dormManagerShow(Connection con, String dormManagerId)throws Exception {
+		String sql = "select * from t_dormManager t1 where t1.dormManId=?";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, dormManagerId);
+		ResultSet rs=pstmt.executeQuery();
+		DormManager dormManager = new DormManager();
+		if(rs.next()) {
+			dormManager.setDormManagerId(rs.getInt("dormManId"));
+			dormManager.setDormBuildId(rs.getInt("dormBuildId"));
+			dormManager.setName(rs.getString("name"));
+			dormManager.setSex(rs.getString("sex"));
+			dormManager.setUserName(rs.getString("userName"));
+			dormManager.setTel(rs.getString("tel"));
+			dormManager.setPassword(rs.getString("password"));
+		}
+		return dormManager;
+	}
+	
+	public int dormManagerAdd(Connection con, DormManager dormManager)throws Exception {
+		String sql = "insert into t_dormManager values(null,?,?,null,?,?,?)";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, dormManager.getUserName());
+		pstmt.setString(2, dormManager.getPassword());
+		pstmt.setString(3, dormManager.getName());
+		pstmt.setString(4, dormManager.getSex());
+		pstmt.setString(5, dormManager.getTel());
+		return pstmt.executeUpdate();
+	}
+	
+	public int dormManagerDelete(Connection con, String dormManagerId)throws Exception {
+		String sql = "delete from t_dormManager where dormManId=?";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, dormManagerId);
+		return pstmt.executeUpdate();
+	}
+	
+	public int dormManagerUpdate(Connection con, DormManager dormManager)throws Exception {
+		String sql = "update t_dormManager set userName=?,password=?,name=?,sex=?,tel=? where dormManId=?";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, dormManager.getUserName());
+		pstmt.setString(2, dormManager.getPassword());
+		pstmt.setString(3, dormManager.getName());
+		pstmt.setString(4, dormManager.getSex());
+		pstmt.setString(5, dormManager.getTel());
+		pstmt.setInt(6, dormManager.getDormManagerId());
+		return pstmt.executeUpdate();
+	}
+
+	public boolean haveManagerByUser(Connection con, String userName) throws Exception {
+		String sql = "select * from t_dormmanager t1 where t1.userName=?";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, userName);
+		ResultSet rs=pstmt.executeQuery();
+		if(rs.next()) {
+			return true;
+		}
+		return false;
+	}
+	
+	
+}
diff --git a/src/com/lero/dao/RecordDao.java b/src/com/lero/dao/RecordDao.java
new file mode 100644
index 0000000..0245544
--- /dev/null
+++ b/src/com/lero/dao/RecordDao.java
@@ -0,0 +1,203 @@
+package com.lero.dao;
+
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.util.ArrayList;
+import java.util.List;
+
+import com.lero.model.DormBuild;
+import com.lero.model.Record;
+import com.lero.util.StringTool;
+
+public class RecordDao {
+	public List<Record> recordList(Connection con, Record s_record)throws Exception {
+		List<Record> recordList = new ArrayList<Record>();
+		StringBuffer sb = new StringBuffer("select * from t_record t1");
+		if(StringTool.isNotEmpty(s_record.getStudentNumber())) {
+			sb.append(" and t1.studentNumber like '%"+s_record.getStudentNumber()+"%'");
+		} else if(StringTool.isNotEmpty(s_record.getStudentName())) {
+			sb.append(" and t1.studentName like '%"+s_record.getStudentName()+"%'");
+		}
+		if(s_record.getDormBuildId()!=0) {
+			sb.append(" and t1.dormBuildId="+s_record.getDormBuildId());
+		}
+		if(StringTool.isNotEmpty(s_record.getDate())) {
+			sb.append(" and t1.date="+s_record.getDate());
+		}
+		if(StringTool.isNotEmpty(s_record.getStartDate())){
+			sb.append(" and TO_DAYS(t1.date)>=TO_DAYS('"+s_record.getStartDate()+"')");
+		}
+		if(StringTool.isNotEmpty(s_record.getEndDate())){
+			sb.append(" and TO_DAYS(t1.date)<=TO_DAYS('"+s_record.getEndDate()+"')");
+		}
+		PreparedStatement pstmt = con.prepareStatement(sb.toString().replaceFirst("and", "where"));
+		ResultSet rs = pstmt.executeQuery();
+		while(rs.next()) {
+			Record record=new Record();
+			record.setRecordId(rs.getInt("recordId"));
+			record.setStudentNumber(rs.getString("studentNumber"));
+			record.setStudentName(rs.getString("studentName"));
+			int dormBuildId = rs.getInt("dormBuildId");
+			record.setDormBuildId(dormBuildId);
+			record.setDormBuildName(DormBuildDao.dormBuildName(con, dormBuildId));
+			record.setDormName(rs.getString("dormName"));
+			record.setDate(rs.getString("date"));
+			record.setDetail(rs.getString("detail"));
+			recordList.add(record);
+		}
+		return recordList;
+	}
+	
+	public List<Record> recordListWithBuild(Connection con, Record s_record, int buildId)throws Exception {
+		List<Record> recordList = new ArrayList<Record>();
+		StringBuffer sb = new StringBuffer("select * from t_record t1");
+		if(StringTool.isNotEmpty(s_record.getStudentNumber())) {
+			sb.append(" and t1.studentNumber like '%"+s_record.getStudentNumber()+"%'");
+		} else if(StringTool.isNotEmpty(s_record.getStudentName())) {
+			sb.append(" and t1.studentName like '%"+s_record.getStudentName()+"%'");
+		}
+		sb.append(" and t1.dormBuildId="+buildId);
+		if(StringTool.isNotEmpty(s_record.getStartDate())){
+			sb.append(" and TO_DAYS(t1.date)>=TO_DAYS('"+s_record.getStartDate()+"')");
+		}
+		if(StringTool.isNotEmpty(s_record.getEndDate())){
+			sb.append(" and TO_DAYS(t1.date)<=TO_DAYS('"+s_record.getEndDate()+"')");
+		}
+		PreparedStatement pstmt = con.prepareStatement(sb.toString().replaceFirst("and", "where"));
+		ResultSet rs = pstmt.executeQuery();
+		while(rs.next()) {
+			Record record=new Record();
+			record.setRecordId(rs.getInt("recordId"));
+			record.setStudentNumber(rs.getString("studentNumber"));
+			record.setStudentName(rs.getString("studentName"));
+			int dormBuildId = rs.getInt("dormBuildId");
+			record.setDormBuildId(dormBuildId);
+			record.setDormBuildName(DormBuildDao.dormBuildName(con, dormBuildId));
+			record.setDormName(rs.getString("dormName"));
+			record.setDate(rs.getString("date"));
+			record.setDetail(rs.getString("detail"));
+			recordList.add(record);
+		}
+		return recordList;
+	}
+	
+	public List<Record> recordListWithNumber(Connection con, Record s_record, String studentNumber)throws Exception {
+		List<Record> recordList = new ArrayList<Record>();
+		StringBuffer sb = new StringBuffer("select * from t_record t1");
+		if(StringTool.isNotEmpty(studentNumber)) {
+			sb.append(" and t1.studentNumber ="+studentNumber);
+		} 
+		if(StringTool.isNotEmpty(s_record.getStartDate())){
+			sb.append(" and TO_DAYS(t1.date)>=TO_DAYS('"+s_record.getStartDate()+"')");
+		}
+		if(StringTool.isNotEmpty(s_record.getEndDate())){
+			sb.append(" and TO_DAYS(t1.date)<=TO_DAYS('"+s_record.getEndDate()+"')");
+		}
+		PreparedStatement pstmt = con.prepareStatement(sb.toString().replaceFirst("and", "where"));
+		ResultSet rs = pstmt.executeQuery();
+		while(rs.next()) {
+			Record record=new Record();
+			record.setRecordId(rs.getInt("recordId"));
+			record.setStudentNumber(rs.getString("studentNumber"));
+			record.setStudentName(rs.getString("studentName"));
+			int dormBuildId = rs.getInt("dormBuildId");
+			record.setDormBuildId(dormBuildId);
+			record.setDormBuildName(DormBuildDao.dormBuildName(con, dormBuildId));
+			record.setDormName(rs.getString("dormName"));
+			record.setDate(rs.getString("date"));
+			record.setDetail(rs.getString("detail"));
+			recordList.add(record);
+		}
+		return recordList;
+	}
+	
+	public List<DormBuild> dormBuildList(Connection con)throws Exception {
+		List<DormBuild> dormBuildList = new ArrayList<DormBuild>();
+		String sql = "select * from t_dormBuild";
+		PreparedStatement pstmt = con.prepareStatement(sql);
+		ResultSet rs = pstmt.executeQuery();
+		while(rs.next()) {
+			DormBuild dormBuild=new DormBuild();
+			dormBuild.setDormBuildId(rs.getInt("dormBuildId"));
+			dormBuild.setDormBuildName(rs.getString("dormBuildName"));
+			dormBuild.setDetail(rs.getString("dormBuildDetail"));
+			dormBuildList.add(dormBuild);
+		}
+		return dormBuildList;
+	}
+//	
+//	public int studentCount(Connection con, Student s_student)throws Exception {
+//		StringBuffer sb = new StringBuffer("select count(*) as total from t_student t1");
+//		if(StringUtil.isNotEmpty(s_student.getName())) {
+//			sb.append(" and t1.name like '%"+s_student.getName()+"%'");
+//		} else if(StringUtil.isNotEmpty(s_student.getStuNumber())) {
+//			sb.append(" and t1.stuNum like '%"+s_student.getStuNumber()+"%'");
+//		} else if(StringUtil.isNotEmpty(s_student.getDormName())) {
+//			sb.append(" and t1.dormName like '%"+s_student.getDormName()+"%'");
+//		}
+//		if(s_student.getDormBuildId()!=0) {
+//			sb.append(" and t1.dormBuildId="+s_student.getDormBuildId());
+//		}
+//		PreparedStatement pstmt = con.prepareStatement(sb.toString().replaceFirst("and", "where"));
+//		ResultSet rs = pstmt.executeQuery();
+//		if(rs.next()) {
+//			return rs.getInt("total");
+//		} else {
+//			return 0;
+//		}
+//	}
+	
+	public Record recordShow(Connection con, String recordId)throws Exception {
+		String sql = "select * from t_record t1 where t1.recordId=?";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, recordId);
+		ResultSet rs=pstmt.executeQuery();
+		Record record = new Record();
+		if(rs.next()) {
+			record.setRecordId(rs.getInt("recordId"));
+			record.setStudentNumber(rs.getString("studentNumber"));
+			record.setStudentName(rs.getString("studentName"));
+			int dormBuildId = rs.getInt("dormBuildId");
+			record.setDormBuildId(dormBuildId);
+			record.setDormBuildName(DormBuildDao.dormBuildName(con, dormBuildId));
+			record.setDormName(rs.getString("dormName"));
+			record.setDate(rs.getString("date"));
+			record.setDetail(rs.getString("detail"));
+		}
+		return record;
+	}
+	
+	public int recordAdd(Connection con, Record record)throws Exception {
+		String sql = "insert into t_record values(null,?,?,?,?,?,?)";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, record.getStudentNumber());
+		pstmt.setString(2, record.getStudentName());
+		pstmt.setInt(3, record.getDormBuildId());
+		pstmt.setString(4, record.getDormName());
+		pstmt.setString(5, record.getDate());
+		pstmt.setString(6, record.getDetail());
+		return pstmt.executeUpdate();
+	}
+	
+	public int recordDelete(Connection con, String recordId)throws Exception {
+		String sql = "delete from t_record where recordId=?";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, recordId);
+		return pstmt.executeUpdate();
+	}
+	
+	public int recordUpdate(Connection con, Record record)throws Exception {
+		String sql = "update t_record set studentNumber=?,studentName=?,dormBuildId=?,dormName=?,detail=? where recordId=?";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, record.getStudentNumber());
+		pstmt.setString(2, record.getStudentName());
+		pstmt.setInt(3, record.getDormBuildId());
+		pstmt.setString(4, record.getDormName());
+		pstmt.setString(5, record.getDetail());
+		pstmt.setInt(6, record.getRecordId());
+		return pstmt.executeUpdate();
+	}
+	
+	
+}
diff --git a/src/com/lero/dao/RecordIODao.java b/src/com/lero/dao/RecordIODao.java
new file mode 100644
index 0000000..801be27
--- /dev/null
+++ b/src/com/lero/dao/RecordIODao.java
@@ -0,0 +1,163 @@
+package com.lero.dao;
+
+import com.lero.model.DormBuild;
+import com.lero.model.Record;
+import com.lero.model.RecordIO;
+import com.lero.util.StringTool;
+
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.List;
+
+public class RecordIODao {
+	public List<RecordIO> recordList(Connection con, RecordIO s_record)throws Exception {
+		List<RecordIO> recordList = new ArrayList<RecordIO>();
+		StringBuffer sb = new StringBuffer("select * from t_recordio t1");
+		if(StringTool.isNotEmpty(s_record.getStuno())) {
+			sb.append(" and t1.stuno like '%"+s_record.getStuno()+"%'");
+		} else if(StringTool.isNotEmpty(s_record.getStuName())) {
+			sb.append(" and t1.stuName like '%"+s_record.getStuName()+"%'");
+		}
+		if(s_record.getDormId()!=0) {
+			sb.append(" and t1.dormId="+s_record.getDormId());
+		}
+		PreparedStatement pstmt = con.prepareStatement(sb.toString().replaceFirst("and", "where"));
+		ResultSet rs = pstmt.executeQuery();
+		while(rs.next()) {
+			RecordIO record=new RecordIO();
+			record.setRid(rs.getInt("rid"));
+			record.setStuno(rs.getString("stuno"));
+			record.setStuName(rs.getString("stuName"));
+			int dormBuildId = rs.getInt("dormId");
+			record.setDormId(dormBuildId);
+			record.setDormBuildName(DormBuildDao.dormBuildName(con, dormBuildId));
+			record.setDorm(rs.getString("dorm"));
+			record.setIOTime(rs.getString("IOTime"));
+			record.setDetail(rs.getString("detail"));
+			recordList.add(record);
+		}
+		return recordList;
+	}
+	
+	public List<RecordIO> recordListWithBuild(Connection con, RecordIO s_record, int buildId)throws Exception {
+		List<RecordIO> recordList = new ArrayList<RecordIO>();
+		StringBuffer sb = new StringBuffer("select * from t_recordio t1");
+		if(StringTool.isNotEmpty(s_record.getStuno())) {
+			sb.append(" and t1.stuno like '%"+s_record.getStuno()+"%'");
+		} else if(StringTool.isNotEmpty(s_record.getStuName())) {
+			sb.append(" and t1.stuName like '%"+s_record.getStuName()+"%'");
+		}
+		sb.append(" and t1.dormId="+buildId);
+		PreparedStatement pstmt = con.prepareStatement(sb.toString().replaceFirst("and", "where"));
+		ResultSet rs = pstmt.executeQuery();
+		while(rs.next()) {
+			RecordIO record=new RecordIO();
+			record.setRid(rs.getInt("rid"));
+			record.setStuno(rs.getString("stuno"));
+			record.setStuName(rs.getString("stuName"));
+			int dormBuildId = rs.getInt("dormId");
+			record.setDormId(dormBuildId);
+			record.setDormBuildName(DormBuildDao.dormBuildName(con, dormBuildId));
+			record.setDorm(rs.getString("dorm"));
+			record.setIOTime(rs.getString("IOTime"));
+			record.setDetail(rs.getString("detail"));
+			recordList.add(record);
+		}
+		return recordList;
+	}
+	
+	public List<RecordIO> recordListWithNumber(Connection con, RecordIO s_record, String studentNumber)throws Exception {
+		List<RecordIO> recordList = new ArrayList<RecordIO>();
+		StringBuffer sb = new StringBuffer("select * from t_recordio t1");
+		if(StringTool.isNotEmpty(studentNumber)) {
+			sb.append(" and t1.stuno ="+studentNumber);
+		} 
+		PreparedStatement pstmt = con.prepareStatement(sb.toString().replaceFirst("and", "where"));
+		ResultSet rs = pstmt.executeQuery();
+		while(rs.next()) {
+			RecordIO record=new RecordIO();
+			record.setRid(rs.getInt("rid"));
+			record.setStuno(rs.getString("stuno"));
+			record.setStuName(rs.getString("stuName"));
+			int dormBuildId = rs.getInt("dormId");
+			record.setDormId(dormBuildId);
+			record.setDormBuildName(DormBuildDao.dormBuildName(con, dormBuildId));
+			record.setDorm(rs.getString("dorm"));
+			record.setIOTime(rs.getString("IOTime"));
+			record.setDetail(rs.getString("detail"));
+			recordList.add(record);
+		}
+		return recordList;
+	}
+	
+	public List<DormBuild> dormBuildList(Connection con)throws Exception {
+		List<DormBuild> dormBuildList = new ArrayList<DormBuild>();
+		String sql = "select * from t_dormBuild";
+		PreparedStatement pstmt = con.prepareStatement(sql);
+		ResultSet rs = pstmt.executeQuery();
+		while(rs.next()) {
+			DormBuild dormBuild=new DormBuild();
+			dormBuild.setDormBuildId(rs.getInt("dormBuildId"));
+			dormBuild.setDormBuildName(rs.getString("dormBuildName"));
+			dormBuild.setDetail(rs.getString("dormBuildDetail"));
+			dormBuildList.add(dormBuild);
+		}
+		return dormBuildList;
+	}
+
+	public RecordIO recordShow(Connection con, String recordId)throws Exception {
+		String sql = "select * from t_recordio t1 where t1.rid=?";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, recordId);
+		ResultSet rs=pstmt.executeQuery();
+		RecordIO record=new RecordIO();
+		if(rs.next()) {
+			record.setRid(rs.getInt("rid"));
+			record.setStuno(rs.getString("stuno"));
+			record.setStuName(rs.getString("stuName"));
+			int dormBuildId = rs.getInt("dormId");
+			record.setDormId(dormBuildId);
+			record.setDormBuildName(DormBuildDao.dormBuildName(con, dormBuildId));
+			record.setDorm(rs.getString("dorm"));
+			record.setIOTime(rs.getString("IOTime"));
+			record.setDetail(rs.getString("detail"));
+		}
+		return record;
+	}
+	
+	public int recordAdd(Connection con, RecordIO record)throws Exception {
+		String sql = "insert into t_recordio values(null,?,?,?,?,?,?)";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, record.getStuno());
+		pstmt.setString(2, record.getStuName());
+		pstmt.setInt(3, record.getDormId());
+		pstmt.setString(4, record.getDorm());
+		pstmt.setString(5, record.getIOTime());
+		pstmt.setString(6, record.getDetail());
+		return pstmt.executeUpdate();
+	}
+	
+	public int recordDelete(Connection con, String recordId)throws Exception {
+		String sql = "delete from t_recordio where rid=?";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, recordId);
+		return pstmt.executeUpdate();
+	}
+	
+	public int recordUpdate(Connection con, RecordIO record)throws Exception {
+		String sql = "update t_recordio set stuno=?,stuName=?,dormId=?,dorm=?,detail=? where recordId=?";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, record.getStuno());
+		pstmt.setString(2, record.getStuName());
+		pstmt.setInt(3, record.getDormId());
+		pstmt.setString(4, record.getDorm());
+		pstmt.setString(5, record.getDetail());
+		pstmt.setInt(6, record.getRid());
+		return pstmt.executeUpdate();
+	}
+	
+	
+}
diff --git a/src/com/lero/dao/StudentDao.java b/src/com/lero/dao/StudentDao.java
new file mode 100644
index 0000000..9e757de
--- /dev/null
+++ b/src/com/lero/dao/StudentDao.java
@@ -0,0 +1,234 @@
+package com.lero.dao;
+
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.util.ArrayList;
+import java.util.List;
+
+import com.lero.model.DormBuild;
+import com.lero.model.Student;
+import com.lero.util.StringTool;
+
+public class StudentDao {
+
+//	public List<Student> studentList(Connection con, PageBean pageBean, Student s_student)throws Exception {
+//		List<Student> studentList = new ArrayList<Student>();
+//		StringBuffer sb = new StringBuffer("select * from t_student t1");
+//		if(StringUtil.isNotEmpty(s_student.getName())) {
+//			sb.append(" and t1.name like '%"+s_student.getName()+"%'");
+//		} else if(StringUtil.isNotEmpty(s_student.getStuNumber())) {
+//			sb.append(" and t1.stuNum like '%"+s_student.getStuNumber()+"%'");
+//		} else if(StringUtil.isNotEmpty(s_student.getDormName())) {
+//			sb.append(" and t1.dormName like '%"+s_student.getDormName()+"%'");
+//		}
+//		if(s_student.getDormBuildId()!=0) {
+//			sb.append(" and t1.dormBuildId="+s_student.getDormBuildId());
+//		}
+//		if(pageBean != null) {
+//			sb.append(" limit "+pageBean.getStart()+","+pageBean.getPageSize());
+//		}
+//		PreparedStatement pstmt = con.prepareStatement(sb.toString().replaceFirst("and", "where"));
+//		ResultSet rs = pstmt.executeQuery();
+//		while(rs.next()) {
+//			Student student=new Student();
+//			student.setStudentId(rs.getInt("studentId"));
+//			int dormBuildId = rs.getInt("dormBuildId");
+//			student.setDormBuildId(dormBuildId);
+//			student.setDormBuildName(DormBuildDao.dormBuildName(con, dormBuildId));
+//			student.setDormName(rs.getString("dormName"));
+//			student.setName(rs.getString("name"));
+//			student.setSex(rs.getString("sex"));
+//			student.setStuNumber(rs.getString("stuNum"));
+//			student.setTel(rs.getString("tel"));
+//			student.setPassword(rs.getString("password"));
+//			studentList.add(student);
+//		}
+//		return studentList;
+//	}
+	
+	public List<Student> studentList(Connection con, Student s_student)throws Exception {
+		List<Student> studentList = new ArrayList<Student>();
+		StringBuffer sb = new StringBuffer("select * from t_student t1");
+		if(StringTool.isNotEmpty(s_student.getName())) {
+			sb.append(" and t1.name like '%"+s_student.getName()+"%'");
+		} else if(StringTool.isNotEmpty(s_student.getStuNumber())) {
+			sb.append(" and t1.stuNum like '%"+s_student.getStuNumber()+"%'");
+		} else if(StringTool.isNotEmpty(s_student.getDormName())) {
+			sb.append(" and t1.dormName like '%"+s_student.getDormName()+"%'");
+		}
+		if(s_student.getDormBuildId()!=0) {
+			sb.append(" and t1.dormBuildId="+s_student.getDormBuildId());
+		}
+		PreparedStatement pstmt = con.prepareStatement(sb.toString().replaceFirst("and", "where"));
+		ResultSet rs = pstmt.executeQuery();
+		while(rs.next()) {
+			Student student=new Student();
+			student.setStudentId(rs.getInt("studentId"));
+			int dormBuildId = rs.getInt("dormBuildId");
+			student.setDormBuildId(dormBuildId);
+			student.setDormBuildName(DormBuildDao.dormBuildName(con, dormBuildId));
+			student.setDormName(rs.getString("dormName"));
+			student.setName(rs.getString("name"));
+			student.setSex(rs.getString("sex"));
+			student.setStuNumber(rs.getString("stuNum"));
+			student.setTel(rs.getString("tel"));
+			student.setPassword(rs.getString("password"));
+			studentList.add(student);
+		}
+		return studentList;
+	}
+	
+	public static Student getNameById(Connection con, String studentNumber, int dormBuildId)throws Exception {
+		String sql = "select * from t_student t1 where t1.stuNum=? and t1.dormBuildId=?";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, studentNumber);
+		pstmt.setInt(2, dormBuildId);
+		ResultSet rs=pstmt.executeQuery();
+		Student student = new Student();
+		if(rs.next()) {
+			student.setName(rs.getString("name"));
+			student.setDormBuildId(rs.getInt("dormBuildId"));
+			student.setDormName(rs.getString("dormName"));
+		}
+		return student;
+	}
+	
+	public boolean haveNameByNumber(Connection con, String studentNumber)throws Exception {
+		String sql = "select * from t_student t1 where t1.stuNum=?";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, studentNumber);
+		ResultSet rs=pstmt.executeQuery();
+		Student student = new Student();
+		if(rs.next()) {
+			student.setName(rs.getString("name"));
+			student.setDormBuildId(rs.getInt("dormBuildId"));
+			student.setDormName(rs.getString("dormName"));
+			return true;
+		}
+		return false;
+	}
+	
+	public List<Student> studentListWithBuild(Connection con, Student s_student, int buildId)throws Exception {
+		List<Student> studentList = new ArrayList<Student>();
+		StringBuffer sb = new StringBuffer("select * from t_student t1");
+		if(StringTool.isNotEmpty(s_student.getName())) {
+			sb.append(" and t1.name like '%"+s_student.getName()+"%'");
+		} else if(StringTool.isNotEmpty(s_student.getStuNumber())) {
+			sb.append(" and t1.stuNum like '%"+s_student.getStuNumber()+"%'");
+		} else if(StringTool.isNotEmpty(s_student.getDormName())) {
+			sb.append(" and t1.dormName like '%"+s_student.getDormName()+"%'");
+		}
+		sb.append(" and t1.dormBuildId="+buildId);
+		PreparedStatement pstmt = con.prepareStatement(sb.toString().replaceFirst("and", "where"));
+		ResultSet rs = pstmt.executeQuery();
+		while(rs.next()) {
+			Student student=new Student();
+			student.setStudentId(rs.getInt("studentId"));
+			int dormBuildId = rs.getInt("dormBuildId");
+			student.setDormBuildId(dormBuildId);
+			student.setDormBuildName(DormBuildDao.dormBuildName(con, dormBuildId));
+			student.setDormName(rs.getString("dormName"));
+			student.setName(rs.getString("name"));
+			student.setSex(rs.getString("sex"));
+			student.setStuNumber(rs.getString("stuNum"));
+			student.setTel(rs.getString("tel"));
+			student.setPassword(rs.getString("password"));
+			studentList.add(student);
+		}
+		return studentList;
+	}
+	
+	public List<DormBuild> dormBuildList(Connection con)throws Exception {
+		List<DormBuild> dormBuildList = new ArrayList<DormBuild>();
+		String sql = "select * from t_dormBuild";
+		PreparedStatement pstmt = con.prepareStatement(sql);
+		ResultSet rs = pstmt.executeQuery();
+		while(rs.next()) {
+			DormBuild dormBuild=new DormBuild();
+			dormBuild.setDormBuildId(rs.getInt("dormBuildId"));
+			dormBuild.setDormBuildName(rs.getString("dormBuildName"));
+			dormBuild.setDetail(rs.getString("dormBuildDetail"));
+			dormBuildList.add(dormBuild);
+		}
+		return dormBuildList;
+	}
+	
+	public int studentCount(Connection con, Student s_student)throws Exception {
+		StringBuffer sb = new StringBuffer("select count(*) as total from t_student t1");
+		if(StringTool.isNotEmpty(s_student.getName())) {
+			sb.append(" and t1.name like '%"+s_student.getName()+"%'");
+		} else if(StringTool.isNotEmpty(s_student.getStuNumber())) {
+			sb.append(" and t1.stuNum like '%"+s_student.getStuNumber()+"%'");
+		} else if(StringTool.isNotEmpty(s_student.getDormName())) {
+			sb.append(" and t1.dormName like '%"+s_student.getDormName()+"%'");
+		}
+		if(s_student.getDormBuildId()!=0) {
+			sb.append(" and t1.dormBuildId="+s_student.getDormBuildId());
+		}
+		PreparedStatement pstmt = con.prepareStatement(sb.toString().replaceFirst("and", "where"));
+		ResultSet rs = pstmt.executeQuery();
+		if(rs.next()) {
+			return rs.getInt("total");
+		} else {
+			return 0;
+		}
+	}
+	
+	public Student studentShow(Connection con, String studentId)throws Exception {
+		String sql = "select * from t_student t1 where t1.studentId=?";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, studentId);
+		ResultSet rs=pstmt.executeQuery();
+		Student student = new Student();
+		if(rs.next()) {
+			student.setStudentId(rs.getInt("studentId"));
+			int dormBuildId = rs.getInt("dormBuildId");
+			student.setDormBuildId(dormBuildId);
+			student.setDormBuildName(DormBuildDao.dormBuildName(con, dormBuildId));
+			student.setDormName(rs.getString("dormName"));
+			student.setName(rs.getString("name"));
+			student.setSex(rs.getString("sex"));
+			student.setStuNumber(rs.getString("stuNum"));
+			student.setTel(rs.getString("tel"));
+			student.setPassword(rs.getString("password"));
+		}
+		return student;
+	}
+	
+	public int studentAdd(Connection con, Student student)throws Exception {
+		String sql = "insert into t_student values(null,?,?,?,?,?,?,?)";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, student.getStuNumber());
+		pstmt.setString(2, student.getPassword());
+		pstmt.setString(3, student.getName());
+		pstmt.setInt(4, student.getDormBuildId());
+		pstmt.setString(5, student.getDormName());
+		pstmt.setString(6, student.getSex());
+		pstmt.setString(7, student.getTel());
+		return pstmt.executeUpdate();
+	}
+	
+	public int studentDelete(Connection con, String studentId)throws Exception {
+		String sql = "delete from t_student where studentId=?";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, studentId);
+		return pstmt.executeUpdate();
+	}
+	
+	public int studentUpdate(Connection con, Student student)throws Exception {
+		String sql = "update t_student set stuNum=?,password=?,name=?,dormBuildId=?,dormName=?,sex=?,tel=? where studentId=?";
+		PreparedStatement pstmt=con.prepareStatement(sql);
+		pstmt.setString(1, student.getStuNumber());
+		pstmt.setString(2, student.getPassword());
+		pstmt.setString(3, student.getName());
+		pstmt.setInt(4, student.getDormBuildId());
+		pstmt.setString(5, student.getDormName());
+		pstmt.setString(6, student.getSex());
+		pstmt.setString(7, student.getTel());
+		pstmt.setInt(8, student.getStudentId());
+		return pstmt.executeUpdate();
+	}
+	
+	
+}
diff --git a/src/com/lero/dao/UserDao.java b/src/com/lero/dao/UserDao.java
new file mode 100644
index 0000000..45850a2
--- /dev/null
+++ b/src/com/lero/dao/UserDao.java
@@ -0,0 +1,99 @@
+package com.lero.dao;
+
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+
+import com.lero.model.Admin;
+import com.lero.model.DormManager;
+import com.lero.model.Student;
+
+public class UserDao {
+
+	public Admin Login(Connection con, Admin admin)throws Exception {
+		Admin resultAdmin = null;
+		String sql = "select * from t_admin where userName=? and password=?";
+		PreparedStatement pstmt = con.prepareStatement(sql);
+		pstmt.setString(1, admin.getUserName());
+		pstmt.setString(2, admin.getPassword());
+		ResultSet rs = pstmt.executeQuery();
+		if(rs.next()) {
+			resultAdmin = new Admin();
+			resultAdmin.setAdminId(rs.getInt("adminId"));
+			resultAdmin.setUserName(rs.getString("userName"));
+			resultAdmin.setPassword(rs.getString("password"));
+			resultAdmin.setName(rs.getString("name"));
+			resultAdmin.setSex(rs.getString("sex"));
+			resultAdmin.setTel(rs.getString("tel"));
+		}
+		return resultAdmin;
+	}
+	
+	public DormManager Login(Connection con, DormManager dormManager)throws Exception {
+		DormManager resultDormManager = null;
+		String sql = "select * from t_dormmanager where userName=? and password=?";
+		PreparedStatement pstmt = con.prepareStatement(sql);
+		pstmt.setString(1, dormManager.getUserName());
+		pstmt.setString(2, dormManager.getPassword());
+		ResultSet rs = pstmt.executeQuery();
+		if(rs.next()) {
+			resultDormManager = new DormManager();
+			resultDormManager.setDormManagerId(rs.getInt("dormManId"));
+			resultDormManager.setUserName(rs.getString("userName"));
+			resultDormManager.setPassword(rs.getString("password"));
+			resultDormManager.setDormBuildId(rs.getInt("dormBuildId"));
+			resultDormManager.setName(rs.getString("name"));
+			resultDormManager.setSex(rs.getString("sex"));
+			resultDormManager.setTel(rs.getString("tel"));
+		}
+		return resultDormManager;
+	}
+	
+	public Student Login(Connection con, Student student)throws Exception {
+		Student resultStudent = null;
+		String sql = "select * from t_student where stuNum=? and password=?";
+		PreparedStatement pstmt = con.prepareStatement(sql);
+		pstmt.setString(1, student.getStuNumber());
+		pstmt.setString(2, student.getPassword());
+		ResultSet rs = pstmt.executeQuery();
+		if(rs.next()) {
+			resultStudent = new Student();
+			resultStudent.setStudentId(rs.getInt("studentId"));
+			resultStudent.setStuNumber(rs.getString("stuNum"));
+			resultStudent.setPassword(rs.getString("password"));
+			int dormBuildId = rs.getInt("dormBuildId");
+			resultStudent.setDormBuildId(dormBuildId);
+			resultStudent.setDormBuildName(DormBuildDao.dormBuildName(con, dormBuildId));
+			resultStudent.setDormName(rs.getString("dormName"));
+			resultStudent.setName(rs.getString("name"));
+			resultStudent.setSex(rs.getString("sex"));
+			resultStudent.setTel(rs.getString("tel"));
+		}
+		return resultStudent;
+	}
+	
+	public int adminUpdate(Connection con, int adminId, String password)throws Exception {
+		String sql = "update t_admin set password=? where adminId=?";
+		PreparedStatement pstmt = con.prepareStatement(sql);
+		pstmt.setString(1, password);
+		pstmt.setInt(2, adminId);
+		return pstmt.executeUpdate();
+	}
+	
+	public int managerUpdate(Connection con, int managerId, String password)throws Exception {
+		String sql = "update t_dormmanager set password=? where dormManId=?";
+		PreparedStatement pstmt = con.prepareStatement(sql);
+		pstmt.setString(1, password);
+		pstmt.setInt(2, managerId);
+		return pstmt.executeUpdate();
+	}
+	
+	public int studentUpdate(Connection con, int studentId, String password)throws Exception {
+		String sql = "update t_student set password=? where studentId=?";
+		PreparedStatement pstmt = con.prepareStatement(sql);
+		pstmt.setString(1, password);
+		pstmt.setInt(2, studentId);
+		return pstmt.executeUpdate();
+	}
+	
+}
diff --git a/src/com/lero/filter/LoginFilter.java b/src/com/lero/filter/LoginFilter.java
new file mode 100644
index 0000000..079a36d
--- /dev/null
+++ b/src/com/lero/filter/LoginFilter.java
@@ -0,0 +1,39 @@
+package com.lero.filter;
+
+import java.io.IOException;
+
+import javax.servlet.Filter;
+import javax.servlet.FilterChain;
+import javax.servlet.FilterConfig;
+import javax.servlet.ServletException;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+public class LoginFilter implements Filter{
+
+	public void destroy() {
+		
+	}
+
+	public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse,
+			FilterChain filterChain) throws IOException, ServletException {
+		HttpServletRequest request = (HttpServletRequest)servletRequest;
+		HttpServletResponse response = (HttpServletResponse)servletResponse;
+		HttpSession session = request.getSession();
+		Object object = session.getAttribute("currentUser");
+		String path = request.getServletPath();
+		if(object == null&&path.indexOf("login")<0&&path.indexOf("bootstrap")<0&&path.indexOf("images")<0) {
+			response.sendRedirect("login.jsp");
+		}else {
+			filterChain.doFilter(servletRequest, servletResponse);
+		}
+	}
+
+	public void init(FilterConfig arg0) throws ServletException {
+		
+	}
+
+}
diff --git a/src/com/lero/model/Admin.java b/src/com/lero/model/Admin.java
new file mode 100644
index 0000000..8d51a22
--- /dev/null
+++ b/src/com/lero/model/Admin.java
@@ -0,0 +1,61 @@
+package com.lero.model;
+
+public class Admin {
+	
+	private int adminId;
+	private String userName;
+	private String password;
+	private String name;
+	private String sex;
+	private String tel;
+	
+	public Admin() {
+
+	}
+	
+	
+	public Admin(String userName, String password) {
+		this.userName = userName;
+		this.password = password;
+	}
+
+
+	public int getAdminId() {
+		return adminId;
+	}
+	public void setAdminId(int adminId) {
+		this.adminId = adminId;
+	}
+	public String getUserName() {
+		return userName;
+	}
+	public void setUserName(String userName) {
+		this.userName = userName;
+	}
+	public String getPassword() {
+		return password;
+	}
+	public void setPassword(String password) {
+		this.password = password;
+	}
+	public String getName() {
+		return name;
+	}
+	public void setName(String name) {
+		this.name = name;
+	}
+	public String getSex() {
+		return sex;
+	}
+	public void setSex(String sex) {
+		this.sex = sex;
+	}
+	public String getTel() {
+		return tel;
+	}
+	public void setTel(String tel) {
+		this.tel = tel;
+	}
+	
+	
+}
diff --git a/src/com/lero/model/Ceshi.java b/src/com/lero/model/Ceshi.java
new file mode 100644
index 0000000..48850b7
--- /dev/null
+++ b/src/com/lero/model/Ceshi.java
@@ -0,0 +1,69 @@
+package com.lero.model;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+import org.junit.jupiter.api.Test;
+
+class Ceshi {
+
+	@Test
+	void testObject() {
+		fail("Not yet implemented");
+	}
+
+	@Test
+	void testGetClass() {
+		fail("Not yet implemented");
+	}
+
+	@Test
+	void testHashCode() {
+		fail("Not yet implemented");
+	}
+
+	@Test
+	void testEquals() {
+		fail("Not yet implemented");
+	}
+
+	@Test
+	void testClone() {
+		fail("Not yet implemented");
+	}
+
+	@Test
+	void testToString() {
+		fail("Not yet implemented");
+	}
+
+	@Test
+	void testNotify() {
+		fail("Not yet implemented");
+	}
+
+	@Test
+	void testNotifyAll() {
+		fail("Not yet implemented");
+	}
+
+	@Test
+	void testWaitLong() {
+		fail("Not yet implemented");
+	}
+
+	@Test
+	void testWaitLongInt() {
+		fail("Not yet implemented");
+	}
+
+	@Test
+	void testWait() {
+		fail("Not yet implemented");
+	}
+
+	@Test
+	void testFinalize() {
+		fail("Not yet implemented");
+	}
+
+}
diff --git a/src/com/lero/model/DormBuild.java b/src/com/lero/model/DormBuild.java
new file mode 100644
index 0000000..15b56d1
--- /dev/null
+++ b/src/com/lero/model/DormBuild.java
@@ -0,0 +1,38 @@
+package com.lero.model;
+
+public class DormBuild {
+	private int dormBuildId;
+	private String dormBuildName;
+	private String detail;
+	
+	
+	public DormBuild() {
+	}
+	
+	public DormBuild(String dormBuildName, String detail) {
+		this.dormBuildName = dormBuildName;
+		this.detail = detail;
+	}
+	
+	
+	public int getDormBuildId() {
+		return dormBuildId;
+	}
+	public void setDormBuildId(int dormBuildId) {
+		this.dormBuildId = dormBuildId;
+	}
+	public String getDormBuildName() {
+		return dormBuildName;
+	}
+	public void setDormBuildName(String dormBuildName) {
+		this.dormBuildName = dormBuildName;
+	}
+	public String getDetail() {
+		return detail;
+	}
+	public void setDetail(String detail) {
+		this.detail = detail;
+	}
+	
+	
+}
diff --git a/src/com/lero/model/DormManager.java b/src/com/lero/model/DormManager.java
new file mode 100644
index 0000000..504d47d
--- /dev/null
+++ b/src/com/lero/model/DormManager.java
@@ -0,0 +1,103 @@
+package com.lero.model;
+
+public class DormManager {
+	
+	private int dormManagerId;
+	private String userName;
+	private String password;
+	private int dormBuildId;
+	private String dormBuildName;
+	private String name;
+	private String sex;
+	private String tel;
+	
+	public DormManager() {
+
+	}
+	
+	public DormManager(String userName, String password, 
+			String name, String sex, String tel) {
+		this.userName = userName;
+		this.password = password;
+		this.name = name;
+		this.sex = sex;
+		this.tel = tel;
+	}
+
+
+
+	public DormManager(String userName, String password) {
+		this.userName = userName;
+		this.password = password;
+	}
+
+
+	public int getDormManagerId() {
+		return dormManagerId;
+	}
+	public void setDormManagerId(int dormManagerId) {
+		this.dormManagerId = dormManagerId;
+	}
+	public String getUserName() {
+		return userName;
+	}
+	public void setUserName(String userName) {
+		this.userName = userName;
+	}
+	public String getPassword() {
+		return password;
+	}
+	public void setPassword(String password) {
+		this.password = password;
+	}
+	
+	public int getDormBuildId() {
+		return dormBuildId;
+	}
+	public void setDormBuildId(int dormBuildId) {
+		this.dormBuildId = dormBuildId;
+	}
+	
+	public String getDormBuildName() {
+		return dormBuildName;
+	}
+
+
+	public void setDormBuildName(String dormBuildName) {
+		this.dormBuildName = dormBuildName;
+	}
+
+
+	public String getName() {
+		return name;
+	}
+	public void setName(String name) {
+		this.name = name;
+	}
+	public String getSex() {
+		return sex;
+	}
+	public void setSex(String sex) {
+		this.sex = sex;
+	}
+	public String getTel() {
+		return tel;
+	}
+	public void setTel(String tel) {
+		this.tel = tel;
+	}
+
+	@Override
+	public String toString() {
+		return "DormManager{" +
+				"dormManagerId=" + dormManagerId +
+				", userName='" + userName + '\'' +
+				", password='" + password + '\'' +
+				", dormBuildId=" + dormBuildId +
+				", dormBuildName='" + dormBuildName + '\'' +
+				", name='" + name + '\'' +
+				", sex='" + sex + '\'' +
+				", tel='" + tel + '\'' +
+				'}';
+	}
+}
diff --git a/src/com/lero/model/PageBean.java b/src/com/lero/model/PageBean.java
new file mode 100644
index 0000000..350ba87
--- /dev/null
+++ b/src/com/lero/model/PageBean.java
@@ -0,0 +1,37 @@
+package com.lero.model;
+
+public class PageBean {
+
+	private int page; // 第几页
+	private int pageSize; // 每页记录数
+	@SuppressWarnings("unused")
+	private int start;  // 起始页
+	
+	
+	public PageBean(int page, int pageSize) {
+		super();
+		this.page = page;
+		this.pageSize = pageSize;
+	}
+	
+	public int getPage() {
+		return page;
+	}
+	public void setPage(int page) {
+		this.page = page;
+	}
+	
+	public int getPageSize() {
+		return pageSize;
+	}
+
+	public void setPageSize(int pageSize) {
+		this.pageSize = pageSize;
+	}
+
+	public int getStart() {
+		return (page-1)*pageSize;
+	}
+	
+	
+}
diff --git a/src/com/lero/model/Record.java b/src/com/lero/model/Record.java
new file mode 100644
index 0000000..fe9832c
--- /dev/null
+++ b/src/com/lero/model/Record.java
@@ -0,0 +1,96 @@
+package com.lero.model;
+
+
+public class Record {
+	
+	private int recordId;
+	private String studentNumber;
+	private String studentName;
+	private String date;
+	private String detail;
+	private int dormBuildId;
+	private String dormBuildName;
+	private String dormName;
+	private String startDate;
+	private String endDate;
+	
+	public Record() {
+	}
+	
+	public Record(String studentNumber, String date, String detail) {
+		this.studentNumber = studentNumber;
+		this.date = date;
+		this.detail = detail;
+	}
+	
+	public int getRecordId() {
+		return recordId;
+	}
+	public void setRecordId(int recordId) {
+		this.recordId = recordId;
+	}
+	public String getStudentNumber() {
+		return studentNumber;
+	}
+	public void setStudentNumber(String studentNumber) {
+		this.studentNumber = studentNumber;
+	}
+	public String getStudentName() {
+		return studentName;
+	}
+	public void setStudentName(String studentName) {
+		this.studentName = studentName;
+	}
+
+	public String getDate() {
+		return date;
+	}
+	public void setDate(String date) {
+		this.date = date;
+	}
+	public String getDetail() {
+		return detail;
+	}
+	public void setDetail(String detail) {
+		this.detail = detail;
+	}
+	public String getDormBuildName() {
+		return dormBuildName;
+	}
+	public void setDormBuildName(String dormBuildName) {
+		this.dormBuildName = dormBuildName;
+	}
+	public String getDormName() {
+		return dormName;
+	}
+	public void setDormName(String dormName) {
+		this.dormName = dormName;
+	}
+
+	public int getDormBuildId() {
+		return dormBuildId;
+	}
+
+	public void setDormBuildId(int dormBuildId) {
+		this.dormBuildId = dormBuildId;
+	}
+
+	public String getStartDate() {
+		return startDate;
+	}
+
+	public void setStartDate(String startDate) {
+		this.startDate = startDate;
+	}
+
+	public String getEndDate() {
+		return endDate;
+	}
+
+	public void setEndDate(String endDate) {
+		this.endDate = endDate;
+	}
+	
+	
+	
+}
diff --git a/src/com/lero/model/RecordIO.java b/src/com/lero/model/RecordIO.java
new file mode 100644
index 0000000..051dd78
--- /dev/null
+++ b/src/com/lero/model/RecordIO.java
@@ -0,0 +1,99 @@
+package com.lero.model;
+
+import java.util.Date;
+
+public class RecordIO {
+
+    private int rid;
+    private String stuno;
+    private String stuName;
+    private int dormId;
+    private String dormBuildName;
+    private String dorm;
+    private String IOTime;
+    private String detail;
+
+    public RecordIO() {
+    }
+
+    public RecordIO(String stuName, String IOTime, String detail) {
+        this.stuName = stuName;
+        this.IOTime = IOTime;
+        this.detail = detail;
+    }
+
+    public RecordIO(int rid, String stuno, String stuName, int dormId, String dormBuildName, String dorm, String IOTime, String detail) {
+        this.rid = rid;
+        this.stuno = stuno;
+        this.stuName = stuName;
+        this.dormId = dormId;
+        this.dormBuildName = dormBuildName;
+        this.dorm = dorm;
+        this.IOTime = IOTime;
+        this.detail = detail;
+    }
+
+    public String getDormBuildName() {
+        return dormBuildName;
+    }
+
+    public void setDormBuildName(String dormBuildName) {
+        this.dormBuildName = dormBuildName;
+    }
+
+    public int getRid() {
+        return rid;
+    }
+
+    public void setRid(int rid) {
+        this.rid = rid;
+    }
+
+    public String getStuno() {
+        return stuno;
+    }
+
+    public void setStuno(String stuno) {
+        this.stuno = stuno;
+    }
+
+    public String getStuName() {
+        return stuName;
+    }
+
+    public void setStuName(String stuName) {
+        this.stuName = stuName;
+    }
+
+    public int getDormId() {
+        return dormId;
+    }
+
+    public void setDormId(int dormId) {
+        this.dormId = dormId;
+    }
+
+    public String getDorm() {
+        return dorm;
+    }
+
+    public void setDorm(String dorm) {
+        this.dorm = dorm;
+    }
+
+    public String getIOTime() {
+        return IOTime;
+    }
+
+    public void setIOTime(String IOTime) {
+        this.IOTime = IOTime;
+    }
+
+    public String getDetail() {
+        return detail;
+    }
+
+    public void setDetail(String detail) {
+        this.detail = detail;
+    }
+}
diff --git a/src/com/lero/model/Student.java b/src/com/lero/model/Student.java
new file mode 100644
index 0000000..833ad3d
--- /dev/null
+++ b/src/com/lero/model/Student.java
@@ -0,0 +1,108 @@
+package com.lero.model;
+
+public class Student {
+	private int studentId;
+	private String stuNumber;
+	private String userName;
+	private String password;
+	private int dormBuildId = 0;
+	private String dormBuildName;
+	private String dormName;
+	private String name;
+	private String sex;
+	private String tel;
+	
+	public Student() {
+	}
+	
+	public Student(String userName, String password) {
+		this.stuNumber = userName;
+		this.userName = userName;
+		this.password = password;
+	}
+	
+	
+	public Student(String stuNumber, String password, int dormBuildId,
+			String dormName, String name, String sex, String tel) {
+		this.stuNumber = stuNumber;
+		this.userName = stuNumber;
+		this.password = password;
+		this.dormBuildId = dormBuildId;
+		this.dormName = dormName;
+		this.name = name;
+		this.sex = sex;
+		this.tel = tel;
+	}
+
+	public int getStudentId() {
+		return studentId;
+	}
+	public void setStudentId(int studentId) {
+		this.studentId = studentId;
+	}
+	public String getUserName() {
+		return userName;
+	}
+	public void setUserName(String userName) {
+		this.userName = userName;
+		this.stuNumber = userName;
+	}
+	public String getStuNumber() {
+		return stuNumber;
+	}
+	public void setStuNumber(String stuNumber) {
+		this.stuNumber = stuNumber;
+		this.userName = stuNumber;
+	}
+	public String getPassword() {
+		return password;
+	}
+	public void setPassword(String password) {
+		this.password = password;
+	}
+	public int getDormBuildId() {
+		return dormBuildId;
+	}
+
+	public void setDormBuildId(int dormBuildId) {
+		this.dormBuildId = dormBuildId;
+	}
+
+	public String getDormBuildName() {
+		return dormBuildName;
+	}
+
+	public void setDormBuildName(String dormBuildName) {
+		this.dormBuildName = dormBuildName;
+	}
+
+	public String getTel() {
+		return tel;
+	}
+
+	public void setTel(String tel) {
+		this.tel = tel;
+	}
+	
+	public String getDormName() {
+		return dormName;
+	}
+
+	public void setDormName(String dormName) {
+		this.dormName = dormName;
+	}
+
+	public String getName() {
+		return name;
+	}
+	public void setName(String name) {
+		this.name = name;
+	}
+	public String getSex() {
+		return sex;
+	}
+	public void setSex(String sex) {
+		this.sex = sex;
+	}
+	
+}
diff --git a/src/com/lero/util/JDBCUtil.java b/src/com/lero/util/JDBCUtil.java
new file mode 100644
index 0000000..67e29de
--- /dev/null
+++ b/src/com/lero/util/JDBCUtil.java
@@ -0,0 +1,71 @@
+package com.lero.util;
+
+import java.sql.*;
+
+//宸ュ叿绫�(鍒涘缓)
+public class JDBCUtil {
+    //鑾峰彇鏁版嵁搴撹繛鎺ョ殑鏂规硶
+    public Connection getConn(){
+        Connection conn=null;
+
+        try {
+            Class.forName(PropertiesUtil.getValue("jdbcName"));
+            conn= DriverManager.getConnection(PropertiesUtil.getValue("dbUrl"), PropertiesUtil.getValue("dbUserName"), PropertiesUtil.getValue("dbPassword"));
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        return  conn;
+    }
+
+
+    //鍏抽棴鏁版嵁搴撹繛鎺ャ�佸叧闂墽琛屽璞°�佸叧闂粨鏋滈泦瀵硅薄锛堝叧闂祫婧愶級
+    public void closeAll(ResultSet rs, Statement st,Connection conn){
+        if(rs!=null){
+            try {
+                rs.close();
+            } catch (SQLException e) {
+                e.printStackTrace();
+            }
+        }
+
+        if(st!=null){
+            try {
+                st.close();
+            } catch (SQLException e) {
+                e.printStackTrace();
+            }
+        }
+
+        if(conn!=null){
+            try {
+                conn.close();
+            } catch (SQLException e) {
+                e.printStackTrace();
+            }
+
+        }
+    }
+
+
+    //鎵ц澧炲垹鏀圭殑閫氱敤鏂规硶
+    public int exec(String sql,Object[] obj){
+        int count=0;
+        PreparedStatement pst=null;
+        Connection conn=getConn();
+        //棰勭紪璇憇ql璇彞骞惰繑鍥炴墽琛屽璞�
+        try {
+              pst=conn.prepareStatement(sql);
+            for (int i = 0; i < obj.length; i++) {
+                pst.setObject(i+1,obj[i]);
+            }
+           count=pst.executeUpdate();
+
+        } catch (Exception e) {
+            e.printStackTrace();
+        }finally {
+            closeAll(null,pst,conn);
+        }
+        return  count;
+
+    }
+}
diff --git a/src/com/lero/util/PropertiesUtil.java b/src/com/lero/util/PropertiesUtil.java
new file mode 100644
index 0000000..4e2f347
--- /dev/null
+++ b/src/com/lero/util/PropertiesUtil.java
@@ -0,0 +1,19 @@
+package com.lero.util;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.Properties;
+
+public class PropertiesUtil {
+	
+	public static String getValue(String key) {
+		Properties  prop = new Properties();
+		InputStream in = new PropertiesUtil().getClass().getResourceAsStream("/dorm.properties");
+		try {
+			prop.load(in);
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+		return (String)prop.get(key);
+	}
+}
diff --git a/src/com/lero/util/StringTool.java b/src/com/lero/util/StringTool.java
new file mode 100644
index 0000000..1f032ce
--- /dev/null
+++ b/src/com/lero/util/StringTool.java
@@ -0,0 +1,22 @@
+package com.lero.util;
+
+public class StringTool {
+
+	public static boolean isEmpty(String str){
+		if("".equals(str)|| str==null){
+			return true;
+		}else{
+			return false;
+		}
+	}
+	
+	public static boolean isNotEmpty(String str){
+		if(!"".equals(str)&&str!=null){
+			return true;
+		}else{
+			return false;
+		}
+	}
+	
+	
+}
diff --git a/src/com/lero/web/BlankServlet.java b/src/com/lero/web/BlankServlet.java
new file mode 100644
index 0000000..09d15a1
--- /dev/null
+++ b/src/com/lero/web/BlankServlet.java
@@ -0,0 +1,43 @@
+package com.lero.web;
+
+import java.io.IOException;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+public class BlankServlet extends HttpServlet{
+
+	/**
+	 *  
+	 */
+	private static final long serialVersionUID = 1L;
+
+	
+	@Override
+	protected void doGet(HttpServletRequest request, HttpServletResponse response)
+			throws ServletException, IOException {
+		this.doPost(request, response);
+	}
+
+	@Override
+	protected void doPost(HttpServletRequest request, HttpServletResponse response)
+			throws ServletException, IOException {
+		HttpSession session = request.getSession();
+		Object currentUserType = session.getAttribute("currentUserType");
+		if("admin".equals((String)currentUserType)) {
+			request.setAttribute("mainPage", "admin/blank.jsp");
+			request.getRequestDispatcher("mainAdmin.jsp").forward(request, response);
+		} else if("dormManager".equals((String)currentUserType)) {
+			request.setAttribute("mainPage", "dormManager/blank.jsp");
+			request.getRequestDispatcher("mainManager.jsp").forward(request, response);
+		} else if("student".equals((String)currentUserType)) {
+			request.setAttribute("mainPage", "student/blank.jsp");
+			request.getRequestDispatcher("mainStudent.jsp").forward(request, response);
+		}
+	}
+
+	
+}
diff --git a/src/com/lero/web/DormBuildServlet.java b/src/com/lero/web/DormBuildServlet.java
new file mode 100644
index 0000000..a6fc192
--- /dev/null
+++ b/src/com/lero/web/DormBuildServlet.java
@@ -0,0 +1,271 @@
+package com.lero.web;
+
+import java.io.IOException;
+import java.sql.Connection;
+import java.util.List;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+import com.lero.dao.DormBuildDao;
+import com.lero.model.DormBuild;
+import com.lero.model.DormManager;
+import com.lero.model.PageBean;
+import com.lero.util.JDBCUtil;
+import com.lero.util.PropertiesUtil;
+import com.lero.util.StringTool;
+
+public class DormBuildServlet extends HttpServlet{
+
+	/**
+	 * 
+	 */
+	private static final long serialVersionUID = 1L;
+
+	JDBCUtil dbUtil = new JDBCUtil();
+	DormBuildDao dormBuildDao = new DormBuildDao();
+	
+	@Override
+	protected void doGet(HttpServletRequest request, HttpServletResponse response)
+			throws ServletException, IOException {
+		this.doPost(request, response);
+	}
+
+	@Override
+	protected void doPost(HttpServletRequest request, HttpServletResponse response)
+			throws ServletException, IOException {
+		request.setCharacterEncoding("utf-8");
+		HttpSession session = request.getSession();
+		String s_dormBuildName = request.getParameter("s_dormBuildName");
+		String page = request.getParameter("page");
+		String action = request.getParameter("action");
+		DormBuild dormBuild = new DormBuild();
+		if("preSave".equals(action)) {
+			dormBuildPreSave(request, response);
+			return;
+		} else if("save".equals(action)){
+			dormBuildSave(request, response);
+			return;
+		} else if("delete".equals(action)){
+			dormBuildDelete(request, response);
+			return;
+		} else if("manager".equals(action)){
+			dormBuildManager(request, response);
+			return;
+		} else if("addManager".equals(action)){
+			dormBuildAddManager(request, response);
+		} else if("move".equals(action)){
+			managerMove(request, response);
+		} else if("list".equals(action)) {
+			if(StringTool.isNotEmpty(s_dormBuildName)) {
+				dormBuild.setDormBuildName(s_dormBuildName);
+			}
+			session.removeAttribute("s_dormBuildName");
+			request.setAttribute("s_dormBuildName", s_dormBuildName);
+		} else if("search".equals(action)){
+			if(StringTool.isNotEmpty(s_dormBuildName)) {
+				dormBuild.setDormBuildName(s_dormBuildName);
+				session.setAttribute("s_dormBuildName", s_dormBuildName);
+			}else {
+				session.removeAttribute("s_dormBuildName");
+			}
+		} else {
+			if(StringTool.isNotEmpty(s_dormBuildName)) {
+				dormBuild.setDormBuildName(s_dormBuildName);
+				session.setAttribute("s_dormBuildName", s_dormBuildName);
+			}
+			if(StringTool.isEmpty(s_dormBuildName)) {
+				Object o = session.getAttribute("s_dormBuildName");
+				if(o!=null) {
+					dormBuild.setDormBuildName((String)o);
+				}
+			}
+		}
+		if(StringTool.isEmpty(page)) {
+			page="1";
+		}
+		Connection con = null;
+		PageBean pageBean = new PageBean(Integer.parseInt(page), Integer.parseInt(PropertiesUtil.getValue("pageSize")));
+		request.setAttribute("pageSize", pageBean.getPageSize());
+		request.setAttribute("page", pageBean.getPage());
+		try {
+			con=dbUtil.getConn();
+			List<DormBuild> dormBuildList = dormBuildDao.dormBuildList(con, pageBean, dormBuild);
+			int total=dormBuildDao.dormBuildCount(con, dormBuild);
+			String pageCode = this.genPagation(total, Integer.parseInt(page), Integer.parseInt(PropertiesUtil.getValue("pageSize")));
+			request.setAttribute("pageCode", pageCode);
+			request.setAttribute("dormBuildList", dormBuildList);
+			request.setAttribute("mainPage", "admin/dormBuild.jsp");
+			request.getRequestDispatcher("mainAdmin.jsp").forward(request, response);
+		} catch (Exception e) {
+			e.printStackTrace();
+		} finally {
+			try {
+				dbUtil.closeAll(null,null,con);
+			} catch (Exception e) {
+				e.printStackTrace();
+			}
+		}
+	}
+	
+	private void managerMove(HttpServletRequest request,
+			HttpServletResponse response) {
+		String dormBuildId = request.getParameter("dormBuildId");
+		String dormManagerId = request.getParameter("dormManagerId");
+		Connection con = null;
+		try {
+			con = dbUtil.getConn();
+			dormBuildDao.managerUpdateWithId(con, dormManagerId, "0");
+			request.getRequestDispatcher("dormBuild?action=manager&dormBuildId="+dormBuildId).forward(request, response);
+		} catch (Exception e) {
+			e.printStackTrace();
+		}
+	}
+
+	private void dormBuildAddManager(HttpServletRequest request,
+			HttpServletResponse response) {
+		String dormBuildId = request.getParameter("dormBuildId");
+		String dormManagerId = request.getParameter("dormManagerId");
+		Connection con = null;
+		try {
+			con = dbUtil.getConn();
+			dormBuildDao.managerUpdateWithId(con, dormManagerId, dormBuildId);
+			request.getRequestDispatcher("dormBuild?action=manager&dormBuildId="+dormBuildId).forward(request, response);
+		} catch (Exception e) {
+			e.printStackTrace();
+		}
+	}
+
+	private void dormBuildManager(HttpServletRequest request,
+			HttpServletResponse response) {
+		String dormBuildId = request.getParameter("dormBuildId");
+		Connection con = null;
+		try {
+			con = dbUtil.getConn();
+			List<DormManager> managerListWithId = dormBuildDao.dormManWithBuildId(con, dormBuildId);
+			List<DormManager> managerListToSelect = dormBuildDao.dormManWithoutBuild(con);
+			request.setAttribute("dormBuildId", dormBuildId);
+			request.setAttribute("managerListWithId", managerListWithId);
+			request.setAttribute("managerListToSelect", managerListToSelect);
+			request.setAttribute("mainPage", "admin/selectManager.jsp");
+			request.getRequestDispatcher("mainAdmin.jsp").forward(request, response);
+		} catch (Exception e) {
+			e.printStackTrace();
+		}
+	}
+
+	private void dormBuildDelete(HttpServletRequest request,
+			HttpServletResponse response) {
+		String dormBuildId = request.getParameter("dormBuildId");
+		Connection con = null;
+		try {
+			con = dbUtil.getConn();
+			if(dormBuildDao.existManOrDormWithId(con, dormBuildId)) {
+				request.setAttribute("error", "瀹胯垗妤间笅鏈夊鑸嶆垨瀹跨锛屼笉鑳藉垹闄よ瀹胯垗妤�");
+			} else {
+				dormBuildDao.dormBuildDelete(con, dormBuildId);
+			}
+			request.getRequestDispatcher("dormBuild?action=list").forward(request, response);
+		} catch (Exception e) {
+			e.printStackTrace();
+		} finally {
+			try {
+				dbUtil.closeAll(null,null,con);
+			} catch (Exception e) {
+				e.printStackTrace();
+			}
+		}
+	}
+
+	private void dormBuildSave(HttpServletRequest request,
+			HttpServletResponse response)throws ServletException, IOException {
+		String dormBuildId = request.getParameter("dormBuildId");
+		String dormBuildName = request.getParameter("dormBuildName");
+		String detail = request.getParameter("detail");
+		DormBuild dormBuild = new DormBuild(dormBuildName, detail);
+		if(StringTool.isNotEmpty(dormBuildId)) {
+			dormBuild.setDormBuildId(Integer.parseInt(dormBuildId));
+		}
+		Connection con = null;
+		try {
+			con = dbUtil.getConn();
+			int saveNum = 0;
+			if(StringTool.isNotEmpty(dormBuildId)) {
+				saveNum = dormBuildDao.dormBuildUpdate(con, dormBuild);
+			} else {
+				saveNum = dormBuildDao.dormBuildAdd(con, dormBuild);
+			}
+			if(saveNum > 0) {
+				request.getRequestDispatcher("dormBuild?action=list").forward(request, response);
+			} else {
+				request.setAttribute("dormBuild", dormBuild);
+				request.setAttribute("error", "淇濆瓨澶辫触");
+				request.setAttribute("mainPage", "dormBuild/dormBuildSave.jsp");
+				request.getRequestDispatcher("mainAdmin.jsp").forward(request, response);
+			}
+		} catch (Exception e) {
+			e.printStackTrace();
+		} finally {
+			try {
+				dbUtil.closeAll(null,null,con);
+			} catch (Exception e) {
+				e.printStackTrace();
+			}
+		}
+	}
+
+	private void dormBuildPreSave(HttpServletRequest request,
+			HttpServletResponse response)throws ServletException, IOException {
+		String dormBuildId = request.getParameter("dormBuildId");
+		if(StringTool.isNotEmpty(dormBuildId)) {
+			Connection con = null;
+			try {
+				con = dbUtil.getConn();
+				DormBuild dormBuild = dormBuildDao.dormBuildShow(con, dormBuildId);
+				request.setAttribute("dormBuild", dormBuild);
+			} catch (Exception e) {
+				e.printStackTrace();
+			} finally {
+				try {
+					dbUtil.closeAll(null,null,con);
+				} catch (Exception e) {
+					e.printStackTrace();
+				}
+			}
+		} 
+		request.setAttribute("mainPage", "admin/dormBuildSave.jsp");
+		request.getRequestDispatcher("mainAdmin.jsp").forward(request, response);
+	}
+
+	private String genPagation(int totalNum, int currentPage, int pageSize){
+		int totalPage = totalNum%pageSize==0?totalNum/pageSize:totalNum/pageSize+1;
+		StringBuffer pageCode = new StringBuffer();
+		pageCode.append("<li><a href='dormBuild?page=1'>棣栭〉</a></li>");
+		if(currentPage==1) {
+			pageCode.append("<li class='disabled'><a href='#'>涓婁竴椤�</a></li>");
+		}else {
+			pageCode.append("<li><a href='dormBuild?page="+(currentPage-1)+"'>涓婁竴椤�</a></li>");
+		}
+		for(int i=currentPage-2;i<=currentPage+2;i++) {
+			if(i<1||i>totalPage) {
+				continue;
+			}
+			if(i==currentPage) {
+				pageCode.append("<li class='active'><a href='#'>"+i+"</a></li>");
+			} else {
+				pageCode.append("<li><a href='dormBuild?page="+i+"'>"+i+"</a></li>");
+			}
+		}
+		if(currentPage==totalPage) {
+			pageCode.append("<li class='disabled'><a href='#'>涓嬩竴椤�</a></li>");
+		} else {
+			pageCode.append("<li><a href='dormBuild?page="+(currentPage+1)+"'>涓嬩竴椤�</a></li>");
+		}
+		pageCode.append("<li><a href='dormBuild?page="+totalPage+"'>灏鹃〉</a></li>");
+		return pageCode.toString();
+	}
+	
+}
diff --git a/src/com/lero/web/DormManagerServlet.java b/src/com/lero/web/DormManagerServlet.java
new file mode 100644
index 0000000..9dccc47
--- /dev/null
+++ b/src/com/lero/web/DormManagerServlet.java
@@ -0,0 +1,253 @@
+package com.lero.web;
+
+import java.io.IOException;
+import java.sql.Connection;
+import java.util.List;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+import com.lero.dao.DormManagerDao;
+import com.lero.model.DormManager;
+import com.lero.model.PageBean;
+import com.lero.util.JDBCUtil;
+import com.lero.util.PropertiesUtil;
+import com.lero.util.StringTool;
+
+public class DormManagerServlet extends HttpServlet{
+
+	/**
+	 * 
+	 */
+	private static final long serialVersionUID = 1L;
+
+	JDBCUtil dbUtil = new JDBCUtil();
+	DormManagerDao dormManagerDao = new DormManagerDao();
+	
+	@Override
+	protected void doGet(HttpServletRequest request, HttpServletResponse response)
+			throws ServletException, IOException {
+		this.doPost(request, response);
+	}
+
+	@Override
+	protected void doPost(HttpServletRequest request, HttpServletResponse response)
+			throws ServletException, IOException {
+		request.setCharacterEncoding("utf-8");
+		HttpSession session = request.getSession();
+		String s_dormManagerText = request.getParameter("s_dormManagerText");
+		System.out.println("bbb"+s_dormManagerText);
+		String searchType = request.getParameter("searchType");
+		String page = request.getParameter("page");
+		String action = request.getParameter("action");
+		DormManager dormManager = new DormManager();
+		if("preSave".equals(action)) {
+			dormManagerPreSave(request, response);
+			return;
+		} else if("save".equals(action)){
+			dormManagerSave(request, response);
+			return;
+		} else if("delete".equals(action)){
+			dormManagerDelete(request, response);
+			return;
+		} else 
+			if("list".equals(action)) {
+			if(StringTool.isNotEmpty(s_dormManagerText)) {
+				if("name".equals(searchType)) {
+					dormManager.setName(s_dormManagerText);
+
+				} else if("userName".equals(searchType)) {
+					dormManager.setUserName(s_dormManagerText);
+
+				}
+			}
+			session.removeAttribute("s_dormManagerText");
+			session.removeAttribute("searchType");
+			request.setAttribute("s_dormManagerText", s_dormManagerText);
+			request.setAttribute("searchType", searchType);
+		} else if("search".equals(action)){
+			if (StringTool.isNotEmpty(s_dormManagerText)) {
+				if ("name".equals(searchType)) {
+					dormManager.setName(s_dormManagerText);
+
+				} else if ("userName".equals(searchType)) {
+					dormManager.setUserName(s_dormManagerText);
+
+				}
+				session.setAttribute("searchType", searchType);
+				session.setAttribute("s_dormManagerText", s_dormManagerText);
+			} else {
+				session.removeAttribute("s_dormManagerText");
+				session.removeAttribute("searchType");
+			}
+		} else {
+			if(StringTool.isNotEmpty(s_dormManagerText)) {
+				if("name".equals(searchType)) {
+					dormManager.setName(s_dormManagerText);
+				} else if("userName".equals(searchType)) {
+					dormManager.setUserName(s_dormManagerText);
+				}
+				session.setAttribute("searchType", searchType);
+				session.setAttribute("s_dormManagerText", s_dormManagerText);
+			}
+			if(StringTool.isEmpty(s_dormManagerText)) {
+				Object o1 = session.getAttribute("s_dormManagerText");
+				Object o2 = session.getAttribute("searchType");
+				if(o1!=null) {
+					if("name".equals((String)o2)) {
+						dormManager.setName((String)o1);
+					} else if("userName".equals((String)o2)) {
+						dormManager.setUserName((String)o1);
+					}
+				}
+			}
+		}
+		if(StringTool.isEmpty(page)) {
+			page="1";
+		}
+
+		PageBean pageBean = new PageBean(Integer.parseInt(page), Integer.parseInt(PropertiesUtil.getValue("pageSize")));
+		request.setAttribute("pageSize", pageBean.getPageSize());
+		request.setAttribute("page", pageBean.getPage());
+
+		try {
+
+			List<DormManager> dormManagerList = dormManagerDao.dormManagerList(pageBean, dormManager);
+			int total=dormManagerDao.dormManagerCount(dormManager);
+			String pageCode = this.genPagation(total, Integer.parseInt(page), Integer.parseInt(PropertiesUtil.getValue("pageSize")));
+			request.setAttribute("pageCode", pageCode);
+			request.setAttribute("dormManagerList", dormManagerList);
+			request.setAttribute("mainPage", "admin/dormManager.jsp");
+			request.getRequestDispatcher("mainAdmin.jsp").forward(request, response);
+		} catch (Exception e) {
+			e.printStackTrace();
+		} finally {
+
+		}
+	}
+
+	private void dormManagerDelete(HttpServletRequest request,
+			HttpServletResponse response) {
+		String dormManagerId = request.getParameter("dormManagerId");
+		Connection con = null;
+		try {
+			con = dbUtil.getConn();
+			dormManagerDao.dormManagerDelete(con, dormManagerId);
+			request.getRequestDispatcher("dormManager?action=list").forward(request, response);
+		} catch (Exception e) {
+			e.printStackTrace();
+		} finally {
+			try {
+				dbUtil.closeAll(null,null,con);
+			} catch (Exception e) {
+				e.printStackTrace();
+			}
+		}
+	}
+
+	private void dormManagerSave(HttpServletRequest request,
+			HttpServletResponse response)throws ServletException, IOException {
+		String dormManagerId = request.getParameter("dormManagerId");
+		String userName = request.getParameter("userName");
+		String password = request.getParameter("password");
+		String name = request.getParameter("name");
+		String sex = request.getParameter("sex");
+		String tel = request.getParameter("tel");
+		DormManager dormManager = new DormManager(userName, password, name, sex, tel);
+		if(StringTool.isNotEmpty(dormManagerId)) {
+			dormManager.setDormManagerId(Integer.parseInt(dormManagerId));
+		}
+		Connection con = null;
+		try {
+			con = dbUtil.getConn();
+			int saveNum = 0;
+			if(StringTool.isNotEmpty(dormManagerId)) {
+				saveNum = dormManagerDao.dormManagerUpdate(con, dormManager);
+			} else if(dormManagerDao.haveManagerByUser(con, dormManager.getUserName())){
+				request.setAttribute("dormManager", dormManager);
+				request.setAttribute("error", "璇ョ敤鎴峰悕宸插瓨鍦�");
+				request.setAttribute("mainPage", "admin/dormManagerSave.jsp");
+				request.getRequestDispatcher("mainAdmin.jsp").forward(request, response);
+				try {
+					dbUtil.closeAll(null,null,con);
+				} catch (Exception e) {
+					e.printStackTrace();
+				}
+				return;
+			} else {
+				saveNum = dormManagerDao.dormManagerAdd(con, dormManager);
+			}
+			if(saveNum > 0) {
+				request.getRequestDispatcher("dormManager?action=list").forward(request, response);
+			} else {
+				request.setAttribute("dormManager", dormManager);
+				request.setAttribute("error", "淇濆瓨澶辫触");
+				request.setAttribute("mainPage", "dormManager/dormManagerSave.jsp");
+				request.getRequestDispatcher("mainAdmin.jsp").forward(request, response);
+			}
+		} catch (Exception e) {
+			e.printStackTrace();
+		} finally {
+			try {
+				dbUtil.closeAll(null,null,con);
+			} catch (Exception e) {
+				e.printStackTrace();
+			}
+		}
+	}
+
+	private void dormManagerPreSave(HttpServletRequest request,
+			HttpServletResponse response)throws ServletException, IOException {
+		String dormManagerId = request.getParameter("dormManagerId");
+		if(StringTool.isNotEmpty(dormManagerId)) {
+			Connection con = null;
+			try {
+				con = dbUtil.getConn();
+				DormManager dormManager = dormManagerDao.dormManagerShow(con, dormManagerId);
+				request.setAttribute("dormManager", dormManager);
+			} catch (Exception e) {
+				e.printStackTrace();
+			} finally {
+				try {
+					dbUtil.closeAll(null,null,con);
+				} catch (Exception e) {
+					e.printStackTrace();
+				}
+			}
+		} 
+		request.setAttribute("mainPage", "admin/dormManagerSave.jsp");
+		request.getRequestDispatcher("mainAdmin.jsp").forward(request, response);
+	}
+
+	private String genPagation(int totalNum, int currentPage, int pageSize){
+		int totalPage = totalNum%pageSize==0?totalNum/pageSize:totalNum/pageSize+1;
+		StringBuffer pageCode = new StringBuffer();
+		pageCode.append("<li><a href='dormManager?page=1'>棣栭〉</a></li>");
+		if(currentPage==1) {
+			pageCode.append("<li class='disabled'><a href='#'>涓婁竴椤�</a></li>");
+		}else {
+			pageCode.append("<li><a href='dormManager?page="+(currentPage-1)+"'>涓婁竴椤�</a></li>");
+		}
+		for(int i=currentPage-2;i<=currentPage+2;i++) {
+			if(i<1||i>totalPage) {
+				continue;
+			}
+			if(i==currentPage) {
+				pageCode.append("<li class='active'><a href='#'>"+i+"</a></li>");
+			} else {
+				pageCode.append("<li><a href='dormManager?page="+i+"'>"+i+"</a></li>");
+			}
+		}
+		if(currentPage==totalPage) {
+			pageCode.append("<li class='disabled'><a href='#'>涓嬩竴椤�</a></li>");
+		} else {
+			pageCode.append("<li><a href='dormManager?page="+(currentPage+1)+"'>涓嬩竴椤�</a></li>");
+		}
+		pageCode.append("<li><a href='dormManager?page="+totalPage+"'>灏鹃〉</a></li>");
+		return pageCode.toString();
+	}
+	
+}
diff --git a/src/com/lero/web/LoginServlet.java b/src/com/lero/web/LoginServlet.java
new file mode 100644
index 0000000..bfbfe37
--- /dev/null
+++ b/src/com/lero/web/LoginServlet.java
@@ -0,0 +1,137 @@
+package com.lero.web;
+
+import java.io.IOException;
+import java.sql.Connection;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.Cookie;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+import com.lero.dao.UserDao;
+import com.lero.model.Admin;
+import com.lero.model.DormManager;
+import com.lero.model.Student;
+import com.lero.util.JDBCUtil;
+
+public class LoginServlet extends HttpServlet {
+
+	/**
+	 * 
+	 */
+	private static final long serialVersionUID = 1L;
+
+	JDBCUtil dbUtil = new JDBCUtil();
+	UserDao userDao = new UserDao();
+	
+	@Override
+	protected void doGet(HttpServletRequest request, HttpServletResponse response)
+			throws ServletException, IOException {
+		this.doPost(request, response);
+	}
+
+	@Override
+	protected void doPost(HttpServletRequest request, HttpServletResponse response)
+			throws ServletException, IOException {
+		request.setCharacterEncoding("utf-8");
+		HttpSession session = request.getSession();
+		String userName = request.getParameter("userName");
+		String password = request.getParameter("password");
+		String remember = request.getParameter("remember");
+		String userType = request.getParameter("userType");
+		
+		Connection con = null;
+		try {
+			con=dbUtil.getConn();
+			Admin currentAdmin = null;
+			DormManager currentDormManager = null;
+			Student currentStudent = null;
+			if("admin".equals(userType)) {
+				Admin admin = new Admin(userName, password);
+				currentAdmin = userDao.Login(con, admin);
+				if(currentAdmin == null) {
+					request.setAttribute("admin", admin);
+					request.setAttribute("error", "鐢ㄦ埛鍚嶆垨瀵嗙爜閿欒锛�");
+					request.getRequestDispatcher("login.jsp").forward(request, response);
+				} else {
+					if("remember-me".equals(remember)) {
+						rememberMe(userName, password, userType,response);
+					} else {
+						deleteCookie(userName, request, response);
+					}
+					session.setAttribute("currentUserType", "admin");
+					session.setAttribute("currentUser", currentAdmin);
+					request.setAttribute("mainPage", "admin/blank.jsp");
+					request.getRequestDispatcher("mainAdmin.jsp").forward(request, response);
+				}
+			} else if("dormManager".equals(userType)) {
+				DormManager dormManager = new DormManager(userName, password);
+				currentDormManager = userDao.Login(con, dormManager);
+				if(currentDormManager == null) {
+					request.setAttribute("dormManager", dormManager);
+					request.setAttribute("error", "鐢ㄦ埛鍚嶆垨瀵嗙爜閿欒锛�");
+					request.getRequestDispatcher("login.jsp").forward(request, response);
+				} else {
+					if("remember-me".equals(remember)) {
+						rememberMe(userName, password, userType,response);
+					} else {
+						deleteCookie(userName, request, response);
+					}
+					session.setAttribute("currentUserType", "dormManager");
+					session.setAttribute("currentUser", currentDormManager);
+					request.setAttribute("mainPage", "dormManager/blank.jsp");
+					request.getRequestDispatcher("mainManager.jsp").forward(request, response);
+				}
+			} else if("student".equals(userType)) {
+				Student student = new Student(userName, password);
+				currentStudent = userDao.Login(con, student);
+				if(currentStudent == null) {
+					request.setAttribute("student", student);
+					request.setAttribute("error", "鐢ㄦ埛鍚嶆垨瀵嗙爜閿欒锛�");
+					request.getRequestDispatcher("login.jsp").forward(request, response);
+				} else {
+					if("remember-me".equals(remember)) {
+						rememberMe(userName, password, userType,response);
+					} else {
+						deleteCookie(userName, request, response);
+					}
+					session.setAttribute("currentUserType", "student");
+					session.setAttribute("currentUser", currentStudent);
+					request.setAttribute("mainPage", "student/blank.jsp");
+					request.getRequestDispatcher("mainStudent.jsp").forward(request, response);
+				}
+			} 
+			
+		} catch(Exception e) {
+			e.printStackTrace();
+		} finally {
+			try {
+				dbUtil.closeAll(null,null,con);
+			} catch (Exception e) {
+				e.printStackTrace();
+			}
+		}
+	}
+
+	private void rememberMe(String userName, String password, String userType, HttpServletResponse response) {
+		Cookie user = new Cookie("dormuser", userName+"-"+password+"-"+userType+"-"+"yes");
+		user.setMaxAge(1*60*60*24*7);
+		response.addCookie(user);
+	}
+	
+	private void deleteCookie(String userName, HttpServletRequest request, HttpServletResponse response) {
+		Cookie[] cookies=request.getCookies();
+		for(int i=0;cookies!=null && i<cookies.length;i++){
+			if(cookies[i].getName().equals("dormuser")){
+				if(userName.equals(userName=cookies[i].getValue().split("-")[0])) {
+					Cookie cookie = new Cookie(cookies[i].getName(), null);
+					cookie.setMaxAge(0);
+					response.addCookie(cookie);
+					break;
+				}
+			}
+		}
+	}
+}
diff --git a/src/com/lero/web/PasswordServlet.java b/src/com/lero/web/PasswordServlet.java
new file mode 100644
index 0000000..2680e2c
--- /dev/null
+++ b/src/com/lero/web/PasswordServlet.java
@@ -0,0 +1,145 @@
+package com.lero.web;
+
+import java.io.IOException;
+import java.sql.Connection;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+import com.lero.dao.UserDao;
+import com.lero.model.Admin;
+import com.lero.model.DormManager;
+import com.lero.model.Student;
+import com.lero.util.JDBCUtil;
+
+public class PasswordServlet extends HttpServlet{
+
+	/**
+	 * 
+	 */
+	private static final long serialVersionUID = 1L;
+
+	JDBCUtil dbUtil = new JDBCUtil();
+	UserDao userDao = new  UserDao();
+	
+	@Override
+	protected void doGet(HttpServletRequest request, HttpServletResponse response)
+			throws ServletException, IOException {
+		this.doPost(request, response);
+	}
+
+	@Override
+	protected void doPost(HttpServletRequest request, HttpServletResponse response)
+			throws ServletException, IOException {
+		request.setCharacterEncoding("utf-8");
+		String action = request.getParameter("action");
+		
+		if("preChange".equals(action)) {
+			passwordPreChange(request, response);
+			return;
+		} else if("change".equals(action)) {
+			passwordChange(request, response);
+			return;
+		}
+	}
+
+	private void passwordChange(HttpServletRequest request,
+			HttpServletResponse response)throws ServletException, IOException {
+		HttpSession session = request.getSession();
+		Object currentUserType = session.getAttribute("currentUserType");
+		String oldPassword = request.getParameter("oldPassword");
+		String newPassword = request.getParameter("newPassword");
+		Connection con = null;
+		try {
+			con = dbUtil.getConn();
+			
+			if("admin".equals((String)currentUserType)) {
+				Admin admin = (Admin)(session.getAttribute("currentUser"));
+				if(oldPassword.equals(admin.getPassword())) {
+					userDao.adminUpdate(con, admin.getAdminId(), newPassword);
+					admin.setPassword(newPassword);
+					request.setAttribute("oldPassword", oldPassword);
+					request.setAttribute("newPassword", newPassword);
+					request.setAttribute("rPassword", newPassword);
+					request.setAttribute("error", "淇敼鎴愬姛 ");
+					request.setAttribute("mainPage", "admin/passwordChange.jsp");
+					request.getRequestDispatcher("mainAdmin.jsp").forward(request, response);
+				} else {
+					request.setAttribute("oldPassword", oldPassword);
+					request.setAttribute("newPassword", newPassword);
+					request.setAttribute("rPassword", newPassword);
+					request.setAttribute("error", "鍘熷瘑鐮侀敊璇�");
+					request.setAttribute("mainPage", "admin/passwordChange.jsp");
+					request.getRequestDispatcher("mainAdmin.jsp").forward(request, response);
+				}
+			} else if("dormManager".equals((String)currentUserType)) {
+				DormManager manager = (DormManager)(session.getAttribute("currentUser"));
+				if(oldPassword.equals(manager.getPassword())) {
+					userDao.adminUpdate(con, manager.getDormManagerId(), newPassword);
+					manager.setPassword(newPassword);
+					request.setAttribute("oldPassword", oldPassword);
+					request.setAttribute("newPassword", newPassword);
+					request.setAttribute("rPassword", newPassword);
+					request.setAttribute("error", "淇敼鎴愬姛 ");
+					request.setAttribute("mainPage", "dormManager/passwordChange.jsp");
+					request.getRequestDispatcher("mainManager.jsp").forward(request, response);
+				} else {
+					request.setAttribute("oldPassword", oldPassword);
+					request.setAttribute("newPassword", newPassword);
+					request.setAttribute("rPassword", newPassword);
+					request.setAttribute("error", "鍘熷瘑鐮侀敊璇�");
+					request.setAttribute("mainPage", "dormManager/passwordChange.jsp");
+					request.getRequestDispatcher("mainManager.jsp").forward(request, response);
+				}
+			} else if("student".equals((String)currentUserType)) {
+				Student student = (Student)(session.getAttribute("currentUser"));
+				if(oldPassword.equals(student.getPassword())) {
+					userDao.adminUpdate(con, student.getStudentId(), newPassword);
+					student.setPassword(newPassword);
+					request.setAttribute("oldPassword", oldPassword);
+					request.setAttribute("newPassword", newPassword);
+					request.setAttribute("rPassword", newPassword);
+					request.setAttribute("error", "淇敼鎴愬姛 ");
+					request.setAttribute("mainPage", "student/passwordChange.jsp");
+					request.getRequestDispatcher("mainStudent.jsp").forward(request, response);
+				} else {
+					request.setAttribute("oldPassword", oldPassword);
+					request.setAttribute("newPassword", newPassword);
+					request.setAttribute("rPassword", newPassword);
+					request.setAttribute("error", "鍘熷瘑鐮侀敊璇�");
+					request.setAttribute("mainPage", "student/passwordChange.jsp");
+					request.getRequestDispatcher("mainStudent.jsp").forward(request, response);
+				}
+			}
+		} catch (Exception e) {
+			e.printStackTrace();
+		} finally {
+			try {
+				dbUtil.closeAll(null,null,con);
+			} catch (Exception e) {
+				e.printStackTrace();
+			}
+		}
+	}
+
+	private void passwordPreChange(HttpServletRequest request,
+			HttpServletResponse response)throws ServletException, IOException {
+		
+		HttpSession session = request.getSession();
+		Object currentUserType = session.getAttribute("currentUserType");
+		if("admin".equals((String)currentUserType)) {
+			request.setAttribute("mainPage", "admin/passwordChange.jsp");
+			request.getRequestDispatcher("mainAdmin.jsp").forward(request, response);
+		} else if("dormManager".equals((String)currentUserType)) {
+			request.setAttribute("mainPage", "dormManager/passwordChange.jsp");
+			request.getRequestDispatcher("mainManager.jsp").forward(request, response);
+		} else if("student".equals((String)currentUserType)) {
+			request.setAttribute("mainPage", "student/passwordChange.jsp");
+			request.getRequestDispatcher("mainStudent.jsp").forward(request, response);
+		}
+	}
+	
+}
diff --git a/src/com/lero/web/RecordIOServlet.java b/src/com/lero/web/RecordIOServlet.java
new file mode 100644
index 0000000..c1b82ee
--- /dev/null
+++ b/src/com/lero/web/RecordIOServlet.java
@@ -0,0 +1,240 @@
+package com.lero.web;
+
+import com.lero.dao.DormBuildDao;
+import com.lero.dao.RecordIODao;
+import com.lero.dao.StudentDao;
+import com.lero.model.DormManager;
+import com.lero.model.Record;
+import com.lero.model.RecordIO;
+import com.lero.model.Student;
+import com.lero.util.JDBCUtil;
+import com.lero.util.StringTool;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+import java.io.IOException;
+import java.sql.Connection;
+import java.text.SimpleDateFormat;
+import java.util.Calendar;
+import java.util.List;
+
+public class RecordIOServlet extends HttpServlet {
+
+    private static final long serialVersionUID = 1L;
+
+    JDBCUtil dbUtil = new JDBCUtil();
+    RecordIODao recordIODao = new RecordIODao();
+
+    @Override
+    protected void doGet(HttpServletRequest request, HttpServletResponse response)
+            throws ServletException, IOException {
+        this.doPost(request, response);
+    }
+
+    @Override
+    protected void doPost(HttpServletRequest request, HttpServletResponse response)
+            throws ServletException, IOException {
+        request.setCharacterEncoding("utf-8");
+        HttpSession session = request.getSession();
+        Object currentUserType = session.getAttribute("currentUserType");
+        String s_studentText = request.getParameter("s_studentText");
+        String dormBuildId = request.getParameter("buildToSelect");
+        String searchType = request.getParameter("searchType");
+        String action = request.getParameter("action");
+        String startDate = request.getParameter("startDate");
+        String endDate = request.getParameter("endDate");
+
+        RecordIO record = new RecordIO();
+        if("preSave".equals(action)) {
+            recordPreSave(request, response);
+            return;
+        } else if("save".equals(action)){
+            recordSave(request, response);
+            return;
+        } else if("delete".equals(action)){
+            recordDelete(request, response);
+            return;
+        } else if("list".equals(action)) {
+            if(StringTool.isNotEmpty(s_studentText)) {
+                if("name".equals(searchType)) {
+                    record.setStuName(s_studentText);
+                } else if("number".equals(searchType)) {
+                    record.setStuno(s_studentText);
+                } else if("dorm".equals(searchType)) {
+                    record.setDorm(s_studentText);
+                }
+            }
+            if(StringTool.isNotEmpty(dormBuildId)) {
+                record.setDormId(Integer.parseInt(dormBuildId));
+            }
+            session.removeAttribute("s_studentText");
+            session.removeAttribute("searchType");
+            session.removeAttribute("buildToSelect");
+            request.setAttribute("s_studentText", s_studentText);
+            request.setAttribute("searchType", searchType);
+            request.setAttribute("buildToSelect", dormBuildId);
+        } else if("search".equals(action)){
+            if(StringTool.isNotEmpty(s_studentText)) {
+                if("name".equals(searchType)) {
+                    record.setStuName(s_studentText);
+                } else if("number".equals(searchType)) {
+                    record.setStuno(s_studentText);
+                } else if("dorm".equals(searchType)) {
+                    record.setDorm(s_studentText);
+                }
+                session.setAttribute("s_studentText", s_studentText);
+                session.setAttribute("searchType", searchType);
+            } else {
+                session.removeAttribute("s_studentText");
+                session.removeAttribute("searchType");
+            }
+            if(StringTool.isNotEmpty(dormBuildId)) {
+                record.setDormId(Integer.parseInt(dormBuildId));
+                session.setAttribute("buildToSelect", dormBuildId);
+            }else {
+                session.removeAttribute("buildToSelect");
+            }
+        }
+        Connection con = null;
+        try {
+            con=dbUtil.getConn();
+            if("admin".equals((String)currentUserType)) {
+                List<RecordIO> recordList = recordIODao.recordList(con, record);
+                request.setAttribute("dormBuildList", recordIODao.dormBuildList(con));
+                request.setAttribute("recordList", recordList);
+                request.setAttribute("mainPage", "admin/recordio.jsp");
+                request.getRequestDispatcher("mainAdmin.jsp").forward(request, response);
+            } else if("dormManager".equals((String)currentUserType)) {
+                DormManager manager = (DormManager)(session.getAttribute("currentUser"));
+                int buildId = manager.getDormBuildId();
+                String buildName = DormBuildDao.dormBuildName(con, buildId);
+                List<RecordIO> recordList = recordIODao.recordListWithBuild(con, record, buildId);
+                request.setAttribute("dormBuildName", buildName);
+                request.setAttribute("recordList", recordList);
+                request.setAttribute("mainPage", "dormManager/recordio.jsp");
+                request.getRequestDispatcher("mainManager.jsp").forward(request, response);
+            } else if("student".equals((String)currentUserType)) {
+                Student student = (Student)(session.getAttribute("currentUser"));
+                List<RecordIO> recordList = recordIODao.recordListWithNumber(con, record, student.getStuNumber());
+                request.setAttribute("recordList", recordList);
+                request.setAttribute("mainPage", "student/recordio.jsp");
+                request.getRequestDispatcher("mainStudent.jsp").forward(request, response);
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+        } finally {
+            try {
+                dbUtil.closeAll(null,null,con);
+            } catch (Exception e) {
+                e.printStackTrace();
+            }
+        }
+    }
+
+    private void recordDelete(HttpServletRequest request,
+                              HttpServletResponse response) {
+        String recordId = request.getParameter("recordId");
+        Connection con = null;
+        try {
+            con = dbUtil.getConn();
+            recordIODao.recordDelete(con, recordId);
+            request.getRequestDispatcher("recordIO?action=list").forward(request, response);
+        } catch (Exception e) {
+            e.printStackTrace();
+        } finally {
+            try {
+                dbUtil.closeAll(null,null,con);
+            } catch (Exception e) {
+                e.printStackTrace();
+            }
+        }
+    }
+
+    private void recordSave(HttpServletRequest request,
+                            HttpServletResponse response)throws ServletException, IOException {
+        String recordId = request.getParameter("recordId");
+        String studentNumber = request.getParameter("studentNumber");
+        String date = request.getParameter("date");
+        String detail = request.getParameter("detail");
+        RecordIO record = new RecordIO(studentNumber, date, detail);
+        if(StringTool.isNotEmpty(recordId)) {
+            if(Integer.parseInt(recordId)!=0) {
+                record.setRid(Integer.parseInt(recordId));
+            }
+        }
+        Connection con = null;
+        try {
+            con = dbUtil.getConn();
+            int saveNum = 0;
+            HttpSession session = request.getSession();
+            DormManager manager = (DormManager)(session.getAttribute("currentUser"));
+            int buildId = manager.getDormBuildId();
+            Student student = StudentDao.getNameById(con, studentNumber, buildId);
+            if(student.getName() == null) {
+                request.setAttribute("record", record);
+                request.setAttribute("error", "瀛﹀彿涓嶅湪鎮ㄧ鐞嗙殑瀹胯垗妤煎唴");
+                request.setAttribute("mainPage", "dormManager/recordioSave.jsp");
+                request.getRequestDispatcher("mainManager.jsp").forward(request, response);
+            } else {
+                record.setDormId(student.getDormBuildId());
+                record.setStuName(student.getName());
+                record.setDorm(student.getDormName());
+                if(StringTool.isNotEmpty(recordId) && Integer.parseInt(recordId)!=0) {
+                    saveNum = recordIODao.recordUpdate(con, record);
+                } else {
+                    saveNum = recordIODao.recordAdd(con, record);
+                }
+                if(saveNum > 0) {
+                    request.getRequestDispatcher("recordio?action=list").forward(request, response);
+                } else {
+                    request.setAttribute("record", record);
+                    request.setAttribute("error", "淇濆瓨澶辫触");
+                    request.setAttribute("mainPage", "dormManager/recordioSave.jsp");
+                    request.getRequestDispatcher("mainManager.jsp").forward(request, response);
+                }
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+        } finally {
+            try {
+                dbUtil.closeAll(null,null,con);
+            } catch (Exception e) {
+                e.printStackTrace();
+            }
+        }
+    }
+
+    private void recordPreSave(HttpServletRequest request,
+                               HttpServletResponse response)throws ServletException, IOException {
+        String recordId = request.getParameter("recordId");
+        String studentNumber = request.getParameter("studentNumber");
+        Connection con = null;
+        try {
+            con = dbUtil.getConn();
+            if (StringTool.isNotEmpty(recordId)) {
+                RecordIO record = recordIODao.recordShow(con, recordId);
+                request.setAttribute("record", record);
+            } else {
+                Calendar rightNow = Calendar.getInstance();
+                SimpleDateFormat fmt = new SimpleDateFormat("yyyy-MM-dd");
+                String sysDatetime = fmt.format(rightNow.getTime());
+                request.setAttribute("studentNumber", studentNumber);
+                request.setAttribute("date", sysDatetime);
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+        } finally {
+            try {
+                dbUtil.closeAll(null,null,con);
+            } catch (Exception e) {
+                e.printStackTrace();
+            }
+        }
+        request.setAttribute("mainPage", "dormManager/recordioSave.jsp");
+        request.getRequestDispatcher("mainManager.jsp").forward(request, response);
+    }
+
+}
diff --git a/src/com/lero/web/RecordServlet.java b/src/com/lero/web/RecordServlet.java
new file mode 100644
index 0000000..3889a8c
--- /dev/null
+++ b/src/com/lero/web/RecordServlet.java
@@ -0,0 +1,316 @@
+package com.lero.web;
+
+import java.io.IOException;
+import java.sql.Connection;
+import java.text.SimpleDateFormat;
+import java.util.Calendar;
+import java.util.List;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+import com.lero.dao.DormBuildDao;
+import com.lero.dao.RecordDao;
+import com.lero.dao.StudentDao;
+import com.lero.model.DormManager;
+import com.lero.model.Record;
+import com.lero.model.Student;
+import com.lero.util.JDBCUtil;
+import com.lero.util.StringTool;
+
+public class RecordServlet extends HttpServlet{
+
+	/**
+	 * 
+	 */
+	private static final long serialVersionUID = 1L;
+
+	JDBCUtil dbUtil = new JDBCUtil();
+	RecordDao recordDao = new RecordDao();
+	
+	@Override
+	protected void doGet(HttpServletRequest request, HttpServletResponse response)
+			throws ServletException, IOException {
+		this.doPost(request, response);
+	}
+
+	@Override
+	protected void doPost(HttpServletRequest request, HttpServletResponse response)
+			throws ServletException, IOException {
+		request.setCharacterEncoding("utf-8");
+		HttpSession session = request.getSession();
+		Object currentUserType = session.getAttribute("currentUserType");
+		String s_studentText = request.getParameter("s_studentText");
+		String dormBuildId = request.getParameter("buildToSelect");
+		String searchType = request.getParameter("searchType");
+		String action = request.getParameter("action");
+		String startDate = request.getParameter("startDate");
+		String endDate = request.getParameter("endDate");
+		
+		Record record = new Record();
+		if("preSave".equals(action)) {
+			recordPreSave(request, response);
+			return;
+		} else if("save".equals(action)){
+			recordSave(request, response);
+			return;
+		} else if("delete".equals(action)){
+			recordDelete(request, response);
+			return;
+		} else if("list".equals(action)) {
+			if(StringTool.isNotEmpty(s_studentText)) {
+				if("name".equals(searchType)) {
+					record.setStudentName(s_studentText);
+				} else if("number".equals(searchType)) {
+					record.setStudentNumber(s_studentText);
+				} else if("dorm".equals(searchType)) {
+					record.setDormName(s_studentText);
+				}
+			}
+			if(StringTool.isNotEmpty(dormBuildId)) {
+				record.setDormBuildId(Integer.parseInt(dormBuildId));
+			}
+			session.removeAttribute("s_studentText");
+			session.removeAttribute("searchType");
+			session.removeAttribute("buildToSelect");
+			request.setAttribute("s_studentText", s_studentText);
+			request.setAttribute("searchType", searchType);
+			request.setAttribute("buildToSelect", dormBuildId);
+		} else if("search".equals(action)){
+			if(StringTool.isNotEmpty(s_studentText)) {
+				if("name".equals(searchType)) {
+					record.setStudentName(s_studentText);
+				} else if("number".equals(searchType)) {
+					record.setStudentNumber(s_studentText);
+				} else if("dorm".equals(searchType)) {
+					record.setDormName(s_studentText);
+				}
+				session.setAttribute("s_studentText", s_studentText);
+				session.setAttribute("searchType", searchType);
+			} else {
+				session.removeAttribute("s_studentText");
+				session.removeAttribute("searchType");
+			}
+			if(StringTool.isNotEmpty(startDate)) {
+				record.setStartDate(startDate);
+				session.setAttribute("startDate", startDate);
+			} else {
+				session.removeAttribute("startDate");
+			}
+			if(StringTool.isNotEmpty(endDate)) {
+				record.setEndDate(endDate);
+				session.setAttribute("endDate", endDate);
+			} else {
+				session.removeAttribute("endDate");
+			}
+			if(StringTool.isNotEmpty(dormBuildId)) {
+				record.setDormBuildId(Integer.parseInt(dormBuildId));
+				session.setAttribute("buildToSelect", dormBuildId);
+			}else {
+				session.removeAttribute("buildToSelect");
+			}
+		} 
+		Connection con = null;
+		try {
+			con=dbUtil.getConn();
+			if("admin".equals((String)currentUserType)) {
+				List<Record> recordList = recordDao.recordList(con, record);
+				request.setAttribute("dormBuildList", recordDao.dormBuildList(con));
+				request.setAttribute("recordList", recordList);
+				request.setAttribute("mainPage", "admin/record.jsp");
+				request.getRequestDispatcher("mainAdmin.jsp").forward(request, response);
+			} else if("dormManager".equals((String)currentUserType)) {
+				DormManager manager = (DormManager)(session.getAttribute("currentUser"));
+				int buildId = manager.getDormBuildId();
+				String buildName = DormBuildDao.dormBuildName(con, buildId);
+				List<Record> recordList = recordDao.recordListWithBuild(con, record, buildId);
+				request.setAttribute("dormBuildName", buildName);
+				request.setAttribute("recordList", recordList);
+				request.setAttribute("mainPage", "dormManager/record.jsp");
+				request.getRequestDispatcher("mainManager.jsp").forward(request, response);
+			} else if("student".equals((String)currentUserType)) {
+				Student student = (Student)(session.getAttribute("currentUser"));
+				List<Record> recordList = recordDao.recordListWithNumber(con, record, student.getStuNumber());
+				request.setAttribute("recordList", recordList);
+				request.setAttribute("mainPage", "student/record.jsp");
+				request.getRequestDispatcher("mainStudent.jsp").forward(request, response);
+			}
+		} catch (Exception e) {
+			e.printStackTrace();
+		} finally {
+			try {
+				dbUtil.closeAll(null,null,con);
+			} catch (Exception e) {
+				e.printStackTrace();
+			}
+		}
+	}
+
+	private void recordDelete(HttpServletRequest request,
+			HttpServletResponse response) {
+		String recordId = request.getParameter("recordId");
+		Connection con = null;
+		try {
+			con = dbUtil.getConn();
+			recordDao.recordDelete(con, recordId);
+			request.getRequestDispatcher("record?action=list").forward(request, response);
+		} catch (Exception e) {
+			e.printStackTrace();
+		} finally {
+			try {
+				dbUtil.closeAll(null,null,con);
+			} catch (Exception e) {
+				e.printStackTrace();
+			}
+		}
+	}
+
+	private void recordSave(HttpServletRequest request,
+			HttpServletResponse response)throws ServletException, IOException {
+		String recordId = request.getParameter("recordId");
+		String studentNumber = request.getParameter("studentNumber");
+		String date = request.getParameter("date");
+		String detail = request.getParameter("detail");
+		Record record = new Record(studentNumber, date, detail); 
+		if(StringTool.isNotEmpty(recordId)) {
+			if(Integer.parseInt(recordId)!=0) {
+				record.setRecordId(Integer.parseInt(recordId));
+			}
+		}
+		Connection con = null;
+		try {
+			con = dbUtil.getConn();
+			int saveNum = 0;
+			HttpSession session = request.getSession();
+			DormManager manager = (DormManager)(session.getAttribute("currentUser"));
+			int buildId = manager.getDormBuildId();
+			Student student = StudentDao.getNameById(con, studentNumber, buildId);
+			if(student.getName() == null) {
+				request.setAttribute("record", record);
+				request.setAttribute("error", "瀛﹀彿涓嶅湪鎮ㄧ鐞嗙殑瀹胯垗妤煎唴");
+				request.setAttribute("mainPage", "dormManager/recordSave.jsp");
+				request.getRequestDispatcher("mainManager.jsp").forward(request, response);
+			} else {
+				record.setDormBuildId(student.getDormBuildId());
+				record.setStudentName(student.getName());
+				record.setDormName(student.getDormName());
+				if(StringTool.isNotEmpty(recordId) && Integer.parseInt(recordId)!=0) {
+					saveNum = recordDao.recordUpdate(con, record);
+				} else {
+					saveNum = recordDao.recordAdd(con, record);
+				}
+				if(saveNum > 0) {
+					request.getRequestDispatcher("record?action=list").forward(request, response);
+				} else {
+					request.setAttribute("record", record);
+					request.setAttribute("error", "淇濆瓨澶辫触");
+					request.setAttribute("mainPage", "dormManager/recordSave.jsp");
+					request.getRequestDispatcher("mainManager.jsp").forward(request, response);
+				}
+			}
+		} catch (Exception e) {
+			e.printStackTrace();
+		} finally {
+			try {
+				dbUtil.closeAll(null,null,con);
+			} catch (Exception e) {
+				e.printStackTrace();
+			}
+		}
+	}
+
+	private void recordPreSave(HttpServletRequest request,
+			HttpServletResponse response)throws ServletException, IOException {
+		String recordId = request.getParameter("recordId");
+		String studentNumber = request.getParameter("studentNumber");
+		Connection con = null;
+		try {
+			con = dbUtil.getConn();
+			if (StringTool.isNotEmpty(recordId)) {
+				Record record = recordDao.recordShow(con, recordId);
+				request.setAttribute("record", record);
+			} else {
+				Calendar rightNow = Calendar.getInstance();       
+				SimpleDateFormat fmt = new SimpleDateFormat("yyyy-MM-dd");   
+				String sysDatetime = fmt.format(rightNow.getTime());
+				request.setAttribute("studentNumber", studentNumber);
+				request.setAttribute("date", sysDatetime);
+			}
+		} catch (Exception e) {
+			e.printStackTrace();
+		} finally {
+			try {
+				dbUtil.closeAll(null,null,con);
+			} catch (Exception e) {
+				e.printStackTrace();
+			}
+		}
+		request.setAttribute("mainPage", "dormManager/recordSave.jsp");
+		request.getRequestDispatcher("mainManager.jsp").forward(request, response);
+	}
+	/*else {
+	if("admin".equals((String)currentUserType)) {
+		if(StringUtil.isNotEmpty(s_studentText)) {
+			if("name".equals(searchType)) {
+				record.setStudentName(s_studentText);
+			} else if("number".equals(searchType)) {
+				record.setStudentNumber(s_studentText);
+			} else if("dorm".equals(searchType)) {
+				record.setDormName(s_studentText);
+			}
+			session.setAttribute("s_studentText", s_studentText);
+			session.setAttribute("searchType", searchType);
+		}
+		if(StringUtil.isNotEmpty(dormBuildId)) {
+			record.setDormBuildId(Integer.parseInt(dormBuildId));
+			session.setAttribute("buildToSelect", dormBuildId);
+		}
+		if(StringUtil.isEmpty(s_studentText) && StringUtil.isEmpty(dormBuildId)) {
+			Object o1 = session.getAttribute("s_studentText");
+			Object o2 = session.getAttribute("searchType");
+			Object o3 = session.getAttribute("buildToSelect");
+			if(o1!=null) {
+				if("name".equals((String)o2)) {
+					record.setStudentName((String)o1);
+				} else if("number".equals((String)o2)) {
+					record.setStudentNumber((String)o1);
+				} else if("dorm".equals((String)o2)) {
+					record.setDormName((String)o1);
+				}
+			}
+			if(o3 != null) {
+				record.setDormBuildId(Integer.parseInt((String)o3));
+			}
+		}
+	} else if("dormManager".equals((String)currentUserType)){
+		if(StringUtil.isNotEmpty(s_studentText)) {
+			if("name".equals(searchType)) {
+				record.setStudentName(s_studentText);
+			} else if("number".equals(searchType)) {
+				record.setStudentNumber(s_studentText);
+			} else if("dorm".equals(searchType)) {
+				record.setDormName(s_studentText);
+			}
+			session.setAttribute("s_studentText", s_studentText);
+			session.setAttribute("searchType", searchType);
+		}
+		if(StringUtil.isEmpty(s_studentText)) {
+			Object o1 = session.getAttribute("s_studentText");
+			Object o2 = session.getAttribute("searchType");
+			if(o1!=null) {
+				if("name".equals((String)o2)) {
+					record.setStudentName((String)o1);
+				} else if("number".equals((String)o2)) {
+					record.setStudentNumber((String)o1);
+				} else if("dorm".equals((String)o2)) {
+					record.setDormName((String)o1);
+				}
+			}
+		}
+	}
+}*/
+	
+}
diff --git a/src/com/lero/web/StudentServlet.java b/src/com/lero/web/StudentServlet.java
new file mode 100644
index 0000000..a0819be
--- /dev/null
+++ b/src/com/lero/web/StudentServlet.java
@@ -0,0 +1,284 @@
+package com.lero.web;
+
+import java.io.IOException;
+import java.sql.Connection;
+import java.util.List;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+import com.lero.dao.DormBuildDao;
+import com.lero.dao.StudentDao;
+import com.lero.model.DormManager;
+import com.lero.model.Student;
+import com.lero.util.JDBCUtil;
+import com.lero.util.StringTool;
+
+public class StudentServlet extends HttpServlet{
+
+	/**
+	 * 
+	 */
+	private static final long serialVersionUID = 1L;
+
+	JDBCUtil dbUtil = new JDBCUtil();
+	StudentDao studentDao = new StudentDao();
+	
+	@Override
+	protected void doGet(HttpServletRequest request, HttpServletResponse response)
+			throws ServletException, IOException {
+		this.doPost(request, response);
+	}
+
+	@Override
+	protected void doPost(HttpServletRequest request, HttpServletResponse response)
+			throws ServletException, IOException {
+		request.setCharacterEncoding("utf-8");
+		HttpSession session = request.getSession();
+		Object currentUserType = session.getAttribute("currentUserType");
+		String s_studentText = request.getParameter("s_studentText");
+		String dormBuildId = request.getParameter("buildToSelect");
+		String searchType = request.getParameter("searchType");
+		String action = request.getParameter("action");
+		Student student = new Student();
+		if("preSave".equals(action)) {
+			studentPreSave(request, response);
+			return;
+		} else if("save".equals(action)){
+			studentSave(request, response);
+			return;
+		} else if("delete".equals(action)){
+			studentDelete(request, response);
+			return;
+		} else if("list".equals(action)) {
+			if(StringTool.isNotEmpty(s_studentText)) {
+				if("name".equals(searchType)) {
+					student.setName(s_studentText);
+				} else if("number".equals(searchType)) {
+					student.setStuNumber(s_studentText);
+				} else if("dorm".equals(searchType)) {
+					student.setDormName(s_studentText);
+				}
+			}
+			if(StringTool.isNotEmpty(dormBuildId)) {
+				student.setDormBuildId(Integer.parseInt(dormBuildId));
+			}
+			session.removeAttribute("s_studentText");
+			session.removeAttribute("searchType");
+			session.removeAttribute("buildToSelect");
+			request.setAttribute("s_studentText", s_studentText);
+			request.setAttribute("searchType", searchType);
+			request.setAttribute("buildToSelect", dormBuildId);
+		} else if("search".equals(action)){
+			if(StringTool.isNotEmpty(s_studentText)) {
+				if("name".equals(searchType)) {
+					student.setName(s_studentText);
+				} else if("number".equals(searchType)) {
+					student.setStuNumber(s_studentText);
+				} else if("dorm".equals(searchType)) {
+					student.setDormName(s_studentText);
+				}
+				session.setAttribute("s_studentText", s_studentText);
+				session.setAttribute("searchType", searchType);
+			} else {
+				session.removeAttribute("s_studentText");
+				session.removeAttribute("searchType");
+			}
+			if(StringTool.isNotEmpty(dormBuildId)) {
+				student.setDormBuildId(Integer.parseInt(dormBuildId));
+				session.setAttribute("buildToSelect", dormBuildId);
+			}else {
+				session.removeAttribute("buildToSelect");
+			}
+		} else {
+			if("admin".equals((String)currentUserType)) {
+				if(StringTool.isNotEmpty(s_studentText)) {
+					if("name".equals(searchType)) {
+						student.setName(s_studentText);
+					} else if("number".equals(searchType)) {
+						student.setStuNumber(s_studentText);
+					} else if("dorm".equals(searchType)) {
+						student.setDormName(s_studentText);
+					}
+					session.setAttribute("s_studentText", s_studentText);
+					session.setAttribute("searchType", searchType);
+				}
+				if(StringTool.isNotEmpty(dormBuildId)) {
+					student.setDormBuildId(Integer.parseInt(dormBuildId));
+					session.setAttribute("buildToSelect", dormBuildId);
+				}
+				if(StringTool.isEmpty(s_studentText) && StringTool.isEmpty(dormBuildId)) {
+					Object o1 = session.getAttribute("s_studentText");
+					Object o2 = session.getAttribute("searchType");
+					Object o3 = session.getAttribute("buildToSelect");
+					if(o1!=null) {
+						if("name".equals((String)o2)) {
+							student.setName((String)o1);
+						} else if("number".equals((String)o2)) {
+							student.setStuNumber((String)o1);
+						} else if("dorm".equals((String)o2)) {
+							student.setDormName((String)o1);
+						}
+					}
+					if(o3 != null) {
+						student.setDormBuildId(Integer.parseInt((String)o3));
+					}
+				}
+			} else if("dormManager".equals((String)currentUserType)) {
+				if(StringTool.isNotEmpty(s_studentText)) {
+					if("name".equals(searchType)) {
+						student.setName(s_studentText);
+					} else if("number".equals(searchType)) {
+						student.setStuNumber(s_studentText);
+					} else if("dorm".equals(searchType)) {
+						student.setDormName(s_studentText);
+					}
+					session.setAttribute("s_studentText", s_studentText);
+					session.setAttribute("searchType", searchType);
+				}
+				if(StringTool.isEmpty(s_studentText)) {
+					Object o1 = session.getAttribute("s_studentText");
+					Object o2 = session.getAttribute("searchType");
+					if(o1!=null) {
+						if("name".equals((String)o2)) {
+							student.setName((String)o1);
+						} else if("number".equals((String)o2)) {
+							student.setStuNumber((String)o1);
+						} else if("dorm".equals((String)o2)) {
+							student.setDormName((String)o1);
+						}
+					}
+				}
+			}
+		}
+		Connection con = null;
+		try {
+			con=dbUtil.getConn();
+			if("admin".equals((String)currentUserType)) {
+				List<Student> studentList = studentDao.studentList(con, student);
+				request.setAttribute("dormBuildList", studentDao.dormBuildList(con));
+				request.setAttribute("studentList", studentList);
+				request.setAttribute("mainPage", "admin/student.jsp");
+				request.getRequestDispatcher("mainAdmin.jsp").forward(request, response);
+			} else if("dormManager".equals((String)currentUserType)) {
+				DormManager manager = (DormManager)(session.getAttribute("currentUser"));
+				int buildId = manager.getDormBuildId();
+				String buildName = DormBuildDao.dormBuildName(con, buildId);
+				List<Student> studentList = studentDao.studentListWithBuild(con, student, buildId);
+				request.setAttribute("dormBuildName", buildName);
+				request.setAttribute("studentList", studentList);
+				request.setAttribute("mainPage", "dormManager/student.jsp");
+				request.getRequestDispatcher("mainManager.jsp").forward(request, response);
+			}
+		} catch (Exception e) {
+			e.printStackTrace();
+		} finally {
+			try {
+				dbUtil.closeAll(null,null,con);
+			} catch (Exception e) {
+				e.printStackTrace();
+			}
+		}
+	}
+
+	private void studentDelete(HttpServletRequest request,
+			HttpServletResponse response) {
+		String studentId = request.getParameter("studentId");
+		Connection con = null;
+		try {
+			con = dbUtil.getConn();
+			studentDao.studentDelete(con, studentId);
+			request.getRequestDispatcher("student?action=list").forward(request, response);
+		} catch (Exception e) {
+			e.printStackTrace();
+		} finally {
+			try {
+				dbUtil.closeAll(null,null,con);
+			} catch (Exception e) {
+				e.printStackTrace();
+			}
+		}
+	}
+
+	private void studentSave(HttpServletRequest request,
+			HttpServletResponse response)throws ServletException, IOException {
+		String studentId = request.getParameter("studentId");
+		String userName = request.getParameter("userName");
+		String password = request.getParameter("password");
+		String dormBuildId = request.getParameter("dormBuildId");
+		String dormName = request.getParameter("dormName");
+		String name = request.getParameter("name");
+		String sex = request.getParameter("sex");
+		String tel = request.getParameter("tel");
+		Student student = new Student(userName, password, Integer.parseInt(dormBuildId), dormName, name, sex, tel);
+		if(StringTool.isNotEmpty(studentId)) {
+			student.setStudentId(Integer.parseInt(studentId));
+		}
+		Connection con = null;
+		try {
+			con = dbUtil.getConn();
+			int saveNum = 0;
+			if(StringTool.isNotEmpty(studentId)) {
+				saveNum = studentDao.studentUpdate(con, student);
+			} else if(studentDao.haveNameByNumber(con, student.getStuNumber())){
+				request.setAttribute("student", student);
+				request.setAttribute("error", "璇ュ鍙峰凡瀛樺湪");
+				request.setAttribute("mainPage", "admin/studentSave.jsp");
+				request.getRequestDispatcher("mainAdmin.jsp").forward(request, response);
+				try {
+					dbUtil.closeAll(null,null,con);
+				} catch (Exception e) {
+					e.printStackTrace();
+				}
+				return;
+			} else {
+				saveNum = studentDao.studentAdd(con, student);
+			}
+			if(saveNum > 0) {
+				request.getRequestDispatcher("student?action=list").forward(request, response);
+			} else {
+				request.setAttribute("student", student);
+				request.setAttribute("error", "淇濆瓨澶辫触");
+				request.setAttribute("mainPage", "admin/studentSave.jsp");
+				request.getRequestDispatcher("mainAdmin.jsp").forward(request, response);
+			}
+		} catch (Exception e) {
+			e.printStackTrace();
+		} finally {
+			try {
+				dbUtil.closeAll(null,null,con);
+			} catch (Exception e) {
+				e.printStackTrace();
+			}
+		}
+	}
+
+	private void studentPreSave(HttpServletRequest request,
+			HttpServletResponse response)throws ServletException, IOException {
+		String studentId = request.getParameter("studentId");
+		Connection con = null;
+		try {
+			con = dbUtil.getConn();
+			request.setAttribute("dormBuildList", studentDao.dormBuildList(con));
+			if (StringTool.isNotEmpty(studentId)) {
+				Student student = studentDao.studentShow(con, studentId);
+				request.setAttribute("student", student);
+			}
+		} catch (Exception e) {
+			e.printStackTrace();
+		} finally {
+			try {
+				dbUtil.closeAll(null,null,con);
+			} catch (Exception e) {
+				e.printStackTrace();
+			}
+		}
+		request.setAttribute("mainPage", "admin/studentSave.jsp");
+		request.getRequestDispatcher("mainAdmin.jsp").forward(request, response);
+	}
+
+	
+}
diff --git a/src/dorm.7z b/src/dorm.7z
deleted file mode 100644
index 8d3816f..0000000
Binary files a/src/dorm.7z and /dev/null differ
diff --git a/src/dorm.properties b/src/dorm.properties
new file mode 100644
index 0000000..bb36614
--- /dev/null
+++ b/src/dorm.properties
@@ -0,0 +1,5 @@
+dbUrl=jdbc:mysql://localhost:3306/db_dorm?characterEncoding=utf-8
+dbUserName=root
+dbPassword=root
+jdbcName=com.mysql.jdbc.Driver
+pageSize=5
\ No newline at end of file