Add TypeDao

TypeDao

@@ -0,0 +1,43 @@
+package dao;
+
+import model.Type;
+import org.apache.commons.dbutils.QueryRunner;
+import org.apache.commons.dbutils.handlers.BeanHandler;
+import org.apache.commons.dbutils.handlers.BeanListHandler;
+import utils.DataSourceUtils;
+import java.sql.SQLException;
+import java.util.List;
+
+public class TypeDao
+{
+    public List<Type> GetAllType() throws SQLException {
+        QueryRunner r=new QueryRunner(DataSourceUtils.getDataSource());
+        String sql="select * from type";
+        return r.query(sql,new BeanListHandler<Type>(Type.class));
+    }
+    public Type selectTypeNameByID(int typeid) throws SQLException {
+        QueryRunner r=new QueryRunner(DataSourceUtils.getDataSource());
+        String sql="select * from type where id=?";
+        return r.query(sql,new BeanHandler<Type>(Type.class),typeid);
+    }
+    public Type select(int id) throws SQLException {
+        QueryRunner r = new QueryRunner(DataSourceUtils.getDataSource());
+        String sql = "select * from type where id = ?";
+        return r.query(sql, new BeanHandler<Type>(Type.class),id);
+    }
+    public void insert(Type t) throws SQLException {
+        QueryRunner r = new QueryRunner(DataSourceUtils.getDataSource());
+        String sql = "insert into type(name) values(?)";
+        r.update(sql,t.getName());
+    }
+    public void update(Type t) throws SQLException {
+        QueryRunner r = new QueryRunner(DataSourceUtils.getDataSource());
+        String sql = "update type set name=? where id = ?";
+        r.update(sql,t.getName(),t.getId());
+    }
+    public void delete(int id) throws SQLException {
+        QueryRunner r = new QueryRunner(DataSourceUtils.getDataSource());
+        String sql = "delete from type where id = ?";
+        r.update(sql,id);
+    }
+}