diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 555a5f1..84e8ae0 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -10,32 +10,21 @@
-
-
-
-
-
-
+
-
-
-
-
-
-
-
+
@@ -121,6 +110,19 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
@@ -198,9 +200,11 @@
+
@@ -254,6 +258,8 @@
+
+
@@ -273,58 +279,58 @@
-
+
-
-
+
+
-
-
+
+
-
-
+
+
-
-
+
+
-
-
+
+
-
-
+
+
-
-
+
+
-
-
+
+
-
-
+
+
-
-
+
+
-
-
+
+
-
-
+
+
-
+
diff --git a/pom.xml b/pom.xml
index c9fb34c..60e976f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -164,6 +164,21 @@
jackson-annotations
2.9.5
+
+ com.alibaba
+ fastjson
+ 1.1.29
+
+
+ org.apache.poi
+ poi
+ 3.14
+
+
+ commons-io
+ commons-io
+ 2.2
+
diff --git a/src/main/java/cn/ppdxzz/controller/AdminController.java b/src/main/java/cn/ppdxzz/controller/AdminController.java
index 02e6e23..3c06f98 100644
--- a/src/main/java/cn/ppdxzz/controller/AdminController.java
+++ b/src/main/java/cn/ppdxzz/controller/AdminController.java
@@ -4,6 +4,7 @@ import cn.ppdxzz.domain.Admin;
import cn.ppdxzz.service.AdminService;
import cn.ppdxzz.utils.MD5Util;
import com.github.pagehelper.PageInfo;
+import org.apache.commons.io.IOUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
@@ -13,10 +14,12 @@ import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.servlet.ModelAndView;
+import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.IOException;
+import java.io.InputStream;
import java.io.PrintWriter;
import java.io.UnsupportedEncodingException;
import java.util.List;
@@ -222,18 +225,19 @@ public class AdminController {
writer.write("true");
}
- @ResponseBody
- @RequestMapping(value = "/exportAdminInfo")
- public List export() throws Exception {
- List admins = adminService.exportAdminInfo();
- return admins;
- }
-
-
-
-
-
-
+ /**
+ * 导出管理员信息
+ * @param response
+ * @throws Exception
+ */
+ @RequestMapping("/exportAdminInfo")
+ public void exportAdminInfo(HttpServletResponse response) throws Exception {
+ InputStream is = adminService.getInputStream();
+ response.setContentType("application/vnd.ms-excel");
+ response.setHeader("contentDisposition", "attachment;filename=adminsInfo.xls");
+ ServletOutputStream outputStream = response.getOutputStream();
+ IOUtils.copy(is,outputStream);
+ }
}
diff --git a/src/main/java/cn/ppdxzz/poi/WriteExcel.java b/src/main/java/cn/ppdxzz/poi/WriteExcel.java
new file mode 100644
index 0000000..c134037
--- /dev/null
+++ b/src/main/java/cn/ppdxzz/poi/WriteExcel.java
@@ -0,0 +1,189 @@
+package cn.ppdxzz.poi;
+
+import org.apache.poi.hssf.usermodel.*;
+import org.apache.poi.hssf.util.HSSFColor;
+
+import java.io.*;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Description:通用Excel输入流
+ *
+ * @Date: 2020/2/16 15:17
+ * @Author: PeiChen
+ */
+public class WriteExcel {
+ //导出表的列名
+ private String[] rowName;
+ //每行作为一个Object对象
+ private List dataList = new ArrayList();
+
+ //构造方法，传入要导出的数据:第一个参数传入一个列名数组，第二个参数传入一个list集合（Object对象数组）
+ public WriteExcel(String[] rowName,List dataList){
+ this.dataList = dataList;
+ this.rowName = rowName;
+ }
+
+ /*
+ * 导出数据
+ * */
+ public InputStream export() throws Exception{
+ HSSFWorkbook workbook = new HSSFWorkbook(); // 创建工作簿对象
+ HSSFSheet sheet = workbook.createSheet("sheet1"); // 创建工作表
+
+ // 设置sheet表样式
+ HSSFCellStyle columnTopStyle = this.getColumnTopStyle(workbook);//获取列头样式对象
+ HSSFCellStyle style = this.getColumnStyle(workbook); //单元格样式对象
+
+ // 定义所需列数
+ int columnNum = rowName.length;
+ HSSFRow rowRowName = sheet.createRow(0); // 在索引2的位置创建行(最顶端的行开始的第二行)
+
+ // 将列头设置到sheet的单元格中
+ for(int n=0;n exportAdminInfo() throws Exception;
+ //返回一个携带所有管理员信息数据的InputStream输入流
+ InputStream getInputStream() throws Exception;
+
}
diff --git a/src/main/java/cn/ppdxzz/service/impl/AdminServiceImpl.java b/src/main/java/cn/ppdxzz/service/impl/AdminServiceImpl.java
index afbbc4d..fd32ba9 100644
--- a/src/main/java/cn/ppdxzz/service/impl/AdminServiceImpl.java
+++ b/src/main/java/cn/ppdxzz/service/impl/AdminServiceImpl.java
@@ -2,12 +2,19 @@ package cn.ppdxzz.service.impl;
import cn.ppdxzz.dao.AdminDao;
import cn.ppdxzz.domain.Admin;
+import cn.ppdxzz.poi.WriteExcel;
import cn.ppdxzz.service.AdminService;
import com.github.pagehelper.PageHelper;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
+import org.springframework.web.context.request.RequestContextHolder;
+import org.springframework.web.context.request.ServletRequestAttributes;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpSession;
+import java.io.InputStream;
+import java.util.ArrayList;
import java.util.List;
/**
@@ -117,8 +124,33 @@ public class AdminServiceImpl implements AdminService {
adminDao.put_power(admin);
}
+ /**
+ * 导出管理员信息
+ * @return
+ * @throws Exception
+ */
@Override
- public List exportAdminInfo() throws Exception {
- return adminDao.exportAdminInfo();
+ public InputStream getInputStream() throws Exception {
+ //Excel中的每列列名，依次对应数据库的字段
+ String[] title = new String[]{"ID","用户名","密码","姓名","手机号","权限","描述"};
+ List admins = adminDao.exportAdminInfo();
+ List dataList = new ArrayList();
+ for (int i = 0; i < admins.size(); i++) {
+ Object[] obj = new Object[7];
+ obj[0] = admins.get(i).getId();
+ obj[1] = admins.get(i).getUsername();
+ //可在此处设置密码是否MD5解密成普通可见密码
+ obj[2] = admins.get(i).getPassword();
+ obj[3] = admins.get(i).getName();
+ obj[4] = admins.get(i).getPhone();
+ obj[5] = admins.get(i).getPower();
+ obj[6] = admins.get(i).getDescription();
+ dataList.add(obj);
+ }
+ WriteExcel ex = new WriteExcel(title, dataList);
+ InputStream in;
+ in = ex.export();
+ return in;
}
+
}
diff --git a/src/main/resources/spring-mvc.xml b/src/main/resources/spring-mvc.xml
index 7c6b186..fe46046 100644
--- a/src/main/resources/spring-mvc.xml
+++ b/src/main/resources/spring-mvc.xml
@@ -18,17 +18,34 @@
+
+
+
-
-
+
+
+
+ application/json;charset=UTF-8
+
+
+
+
+
+
+ application/json;charset=UTF-8
+
+
+
+
+
@@ -37,7 +54,7 @@
-
+
+
-
-
+
+
+
+ application/json;charset=UTF-8
+
+
+
+
+
+
+ application/json;charset=UTF-8
+
+
+
+
+
@@ -37,7 +54,7 @@
-
+
+
-
-
+
+
+
+ application/json;charset=UTF-8
+
+
+
+
+
+
+ application/json;charset=UTF-8
+
+
+
+
+
@@ -37,7 +54,7 @@
-
+