博客系统开发推送第五季----个人相册模块
来源：互联网 发布：eclipse的java程序编码 编辑：程序博客网 时间：2024/05/22 03:15
# 博客模块的功能已经完善得差不多了，常见得功能基本实现，现在步入个人相册模块(这是本人自己添加展现用户个人风采的模块)
# 部分核心代码：
Ascanner.jsp
<%@page import="bean.Album"%><%@page import="java.util.List"%><%@page import="dao.AlbumDaoImpl"%><%@page import="dao.AlbumDao"%><%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%><%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%><!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>我的相册</title></head><body><center><h1>我的所有相册</h1><hr/><table border="1" width="500px"> <tr> <td>相册id</td><td>相册名称</td><td>操作</td> </tr> <% request.setCharacterEncoding("utf-8"); response.setCharacterEncoding("utf-8"); response.setHeader("Content-Type","text/html; charset=utf-8"); AlbumDao dao = new AlbumDaoImpl(); List<Album> list = dao.findAll(); for(int i=0;i<list.size();i++){ Album album = list.get(i); System.out.println(album.getAlbum_name()); %> <tr> <td><%=album.getAlbum_id() %></td> <td><%=album.getAlbum_name() %></td> <td> <br/> <a href="Pscanner.jsp?album_id=<%=album.getAlbum_id()%>">查看相册</a><br/> <a href="Upload.jsp?album_id=<%=album.getAlbum_id()%>">添加照片</a><br/> <a href="RenameAlbum.jsp?album_id=<%=album.getAlbum_id()%>&album_name=<%= java.net.URLEncoder.encode(album.getAlbum_name(),"UTF-8")%>">编辑</a><br/> <a href="${pageContext.request.contextPath}/DeleteAlbum?album_id=<%=album.getAlbum_id()%>">删除</a><br/><br/> </td> <tr> <%} %></table><br/><br/><center><a href="CreateAlbum.jsp">创建相册</a> <a href="list.jsp" >返回上一页</a> <a href="form.jsp" >返回主界面</a></center></center></body></html>Pscanner.jsp
<%@page import="bean.Picture"%><%@page import="java.util.List"%><%@page import="dao.PictureDaoImpl"%><%@page import="dao.PictureDao"%><%@ page language="java" contentType="text/html; charset=utf-8" pageEncoding="utf-8" isELIgnored="false" %><%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>相片浏览</title></head><body><center><table border="1" width="600"> <tr> <td>相片id</td><td>相片名称</td><td>图片</td><td>相片描述</td><td>操作</td> </tr> <% request.setCharacterEncoding("utf-8"); response.setCharacterEncoding("utf-8"); response.setHeader("Content-Type","text/html; charset=utf-8"); String id = request.getParameter("album_id"); int album_id = Integer.parseInt(id); System.out.println("相册ID:"+album_id); PictureDao dao = new PictureDaoImpl(); List<Picture> list = dao.getAllPicture(album_id); for(int i=0;i<list.size();i++){ Picture picture = list.get(i); // System.out.println("相片的名字为:" + picture.getPicture_name()); %> <tr> <td><%=picture.getPicture_id() %></td> <td><%=picture.getPicture_name() %></td> <td><img src="${pageContext.request.contextPath}/showImage?picture_id=<%=picture.getPicture_id() %>" width="200"></td> <td><%=picture.getPicture_doc() %></td> <td><a href="Pediet.jsp?picture_id=<%=picture.getPicture_id() %>&picture_name=<%=java.net.URLEncoder.encode(picture.getPicture_name(),"UTF-8")%>&picture_doc=<%=java.net.URLEncoder.encode(picture.getPicture_doc(),"UTF-8")%>">编辑</a><br><br><a href="${pageContext.request.contextPath}/DeletePicture?picture_id=<%=picture.getPicture_id() %>">删除</a><br></td> </tr> <%} %></table><br/><br/><a href="Ascanner.jsp">返回上一页</a></center></body></html>Pediet.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%><!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>编辑相片</title></head><body><hr/><center> <% String picture_name=request.getParameter("picture_name"); picture_name=java.net.URLDecoder.decode(picture_name,"UTF-8"); String picture_doc=request.getParameter("picture_doc"); picture_doc=java.net.URLDecoder.decode(picture_doc,"UTF-8"); %> <form action="${pageContext.request.contextPath}/EdietPicture" method="post" > <p>照片id：<input type="text" name="picture_id" value="<%=request.getParameter("picture_id") %>" readonly></p> <p>照片名称：<input type="text" name="picture_name" value="<%=picture_name %>" ></p> <p>描述：<textarea name="picture_doc" cols="50" rows="10"><%=picture_doc %></textarea></p> <p><input type="submit" value="修改"></p> </form></center></body></html>RenameAlbum.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%><!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>重命名相册</title></head><body><center><h2>相册重命名</h2><hr/><% //String album_name = new String(request.getParameter("album_name").getBytes("UTF-8")); // album_name=java.net.URLDecoder.decode(album_name, "UTF-8"); String album_name=request.getParameter("album_name"); album_name=java.net.URLDecoder.decode(album_name,"UTF-8");%><form action="${pageContext.request.contextPath}/RenameAlbum" method="post" ><p>相册id:<input type="text" name="albumId" value="<%=request.getParameter("album_id") %>" readonly></p><p>相册名:<input type="text" name="albumName" value="<%=album_name%>"></p> <p><input type="submit" value="修改"></p></form></center></body></html>AlbumDaoImpl.java
package dao;import java.sql.ResultSet;import java.sql.SQLException;import java.util.ArrayList;import java.util.List;import com.mysql.jdbc.Connection;import com.mysql.jdbc.PreparedStatement;import DBConnect.DButil;import bean.Album;import bean.Article;public class AlbumDaoImpl implements AlbumDao {@Overridepublic void add(Album album) {// TODO Auto-generated method stubString sql="insert into album(album_name) values(?)"; Connection conn=DButil.open(); try { PreparedStatement pstmt=(PreparedStatement) conn.prepareStatement(sql); pstmt.setString(1,album.getAlbum_name()); pstmt.executeUpdate(); System.out.println("添加数据成功！");} catch (SQLException e) {// TODO: handle exceptionSystem.out.println("添加数据失败！"); e.printStackTrace(); } finally { DButil.close(conn); } }@Overridepublic List<Album> findAll() {// TODO Auto-generated method stubString sql="select * from album";Connection conn=DButil.open(); List<Album> list = new ArrayList<Album>();try { PreparedStatement pstmt=(PreparedStatement) conn.prepareStatement(sql); ResultSet rs=pstmt.executeQuery(sql);//执行查询该表 while(rs.next()) { int album_id = rs.getInt(1); String album_name = rs.getString(2); Album album = new Album(); album.setAlbum_id(album_id); album.setAlbum_name(album_name); System.out.println(album); list.add(album); System.out.println("查询相册成功！"); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); System.out.println("查询相册失败！"); } finally { DButil.close(conn); } return list;}@Overridepublic int deleteAlbum(int album_id) {// TODO Auto-generated method stubString sql="delete from album where album_id=?";Connection conn=DButil.open(); try { PreparedStatement pstmt=(PreparedStatement) conn.prepareStatement(sql); pstmt.setInt(1, album_id);int n=pstmt.executeUpdate();System.out.println("已成功删除相册！");return n; } catch (SQLException e) { // TODO Auto-generated catch block System.out.println("删除相册失败！"); e.printStackTrace(); } finally { DButil.close(conn); } return 0;}@Overridepublic void renameAlbum(Album album) {// TODO Auto-generated method stubString sql="update album set album_name=? where album_id=?";Connection conn=DButil.open(); try { PreparedStatement pstmt=(PreparedStatement) conn.prepareStatement(sql); pstmt.setString(1, album.getAlbum_name()); //占位符必须按顺序来排 pstmt.setInt(2, album.getAlbum_id());int n=pstmt.executeUpdate();System.out.println("已成功修改相册！"); } catch (SQLException e) { // TODO Auto-generated catch block System.out.println("修改相册失败！"); e.printStackTrace(); } finally { DButil.close(conn); } }}PictureDaoImpl.java
package dao;import java.sql.ResultSet;import java.sql.SQLException;import java.util.ArrayList;import java.util.List;import com.mysql.jdbc.Connection;import com.mysql.jdbc.PreparedStatement;import DBConnect.DButil;import bean.Article;import bean.Picture;public class PictureDaoImpl implements PictureDao {public void AddPicture(Picture picture) {// TODO Auto-generated method stubString sql="insert into picture(picture_doc,picture_file,album_id,picture_name) values(?,?,?,?)"; Connection conn=DButil.open(); try { PreparedStatement pstmt=(PreparedStatement) conn.prepareStatement(sql); pstmt.setString(1, picture.getPicture_doc()); pstmt.setString(2, picture.getPicture_file()); pstmt.setInt(3, picture.getAlbum_id()); pstmt.setString(4, picture.getPicture_name()); pstmt.executeUpdate(); System.out.println("添加相片成功！");} catch (SQLException e) {// TODO: handle exceptionSystem.out.println("添加相片失败！"); e.printStackTrace(); } finally { DButil.close(conn); } }@Overridepublic List<Picture> getAllPicture(int album_id) {// TODO Auto-generated method stubString sql="select * from picture where album_id=?"; Connection conn=DButil.open(); List<Picture> list = new ArrayList<Picture>(); try { PreparedStatement pstmt=(PreparedStatement) conn.prepareStatement(sql); pstmt.setInt(1,album_id); ResultSet rs=pstmt.executeQuery(); while(rs.next()) { Picture picture = new Picture(); int picture_id = rs.getInt("picture_id"); picture.setPicture_id(picture_id); String picture_doc = rs.getString("picture_doc"); picture.setPicture_doc(picture_doc); String picture_file = rs.getString("picture_file"); picture.setPicture_file(picture_file); String picture_name = rs.getString("picture_name"); picture.setPicture_name(picture_name);// int picture_id = rs.getInt(2);// String picture_doc = rs.getString(3);// String picture_file = rs.getString(4);// String picture_name = rs.getString(5); // // Picture picture = new Picture();// picture.setPicture_id(picture_id);// picture.setPicture_doc(picture_doc);// picture.setPicture_file(picture_file);// picture.setAlbum_id(album_id);// picture.setPicture_name(picture_name); System.out.println(picture); System.out.println("查询相片成功！"); list.add(picture); } } catch (SQLException e) { // TODO Auto-generated catch block System.out.println("查询相片失败！"); e.printStackTrace(); } finally { DButil.close(conn); } return list;}@Overridepublic Picture get(int picture_id) {// TODO Auto-generated method stubString sql="select * from picture where picture_id=?"; Connection conn=DButil.open(); Picture picture = new Picture(); try { PreparedStatement pstmt=(PreparedStatement) conn.prepareStatement(sql); pstmt.setInt(1,picture_id); ResultSet rs=pstmt.executeQuery(); if(rs.next()) { String picture_doc = rs.getString(2); String picture_file = rs.getString(3); int album_id = rs.getInt(4); String picture_name = rs.getString(5); picture.setPicture_id(picture_id); picture.setPicture_doc(picture_doc); picture.setPicture_file(picture_file); picture.setAlbum_id(album_id); picture.setPicture_name(picture_name); System.out.println(picture); System.out.println("查询相片成功！"); return picture; } } catch (SQLException e) { // TODO Auto-generated catch block System.out.println("查询相片失败！"); e.printStackTrace(); } finally { DButil.close(conn); } return picture;}@Overridepublic void update(Picture picture) {// TODO Auto-generated method stubString sql="update picture set picture_name=? , picture_doc=? where picture_id=?";Connection conn=DButil.open(); try { PreparedStatement pstmt=(PreparedStatement) conn.prepareStatement(sql); pstmt.setString(1, picture.getPicture_name()); //占位符必须按顺序来排 pstmt.setString(2, picture.getPicture_doc()); pstmt.setInt(3, picture.getPicture_id());int n=pstmt.executeUpdate();System.out.println("已成功修相片信息"); } catch (SQLException e) { // TODO Auto-generated catch block System.out.println("修改相片信息失败！"); e.printStackTrace(); } finally { DButil.close(conn); } }@Overridepublic int delete(int picture_id) {// TODO Auto-generated method stubString sql="delete from picture where picture_id=?";Connection conn=DButil.open(); try { PreparedStatement pstmt=(PreparedStatement) conn.prepareStatement(sql); pstmt.setInt(1, picture_id);int n=pstmt.executeUpdate();System.out.println("已成功删除数据！");return n; } catch (SQLException e) { // TODO Auto-generated catch block System.out.println("删除数据失败！"); e.printStackTrace(); } finally { DButil.close(conn); } return 0;}}package servlet;import java.io.IOException;import java.util.Collection;import javax.servlet.ServletException;import javax.servlet.annotation.MultipartConfig;import javax.servlet.annotation.WebServlet;import javax.servlet.http.HttpServlet;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;import javax.servlet.http.Part;import bean.Picture;import dao.PictureDao;import dao.PictureDaoImpl;@MultipartConfig(location = "C://picture", maxFileSize = 8388608, fileSizeThreshold = 819200)public class UploadPicture extends HttpServlet {private static final long serialVersionUID = 1L;@SuppressWarnings("unused")private static final String imageDir = "C://picture"; public UploadPicture() { super(); // TODO Auto-generated constructor stub }//protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {//// TODO Auto-generated method stub//doPost(request, response); //}protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {// TODO Auto-generated method stub//设置编码 request.setCharacterEncoding("utf-8"); response.setCharacterEncoding("utf-8"); response.setHeader("Content-Type","text/html; charset=utf-8"); String picture_doc = request.getParameter("picturedoc");//相片描述 String album = request.getParameter("albumid");//相册ID int album_id = Integer.parseInt(album); String picture_name = request.getParameter("picturename"); String picture_file = picture_name + System.nanoTime(); Picture picture = new Picture(); picture.setPicture_doc(picture_doc); picture.setPicture_file(picture_file); picture.setAlbum_id(album_id); picture.setPicture_name(picture_name); PictureDao dao = new PictureDaoImpl(); //上传图片，与数据库相关联 try {dao.AddPicture(picture);//获得相片的id，传递到jsp页面中Collection<Part> parts = request.getParts();for(Part part : parts){if (part.getName().equals("picturefile")) {part.write(picture_file);System.out.println("图片上传成功!");break;}response.sendRedirect("/UseTest/ueditor/Ascanner.jsp");}} catch (Exception e) {// TODO Auto-generated catch blocke.printStackTrace();}}}EdietPicture.java
package servlet;import java.io.IOException;import javax.servlet.ServletException;import javax.servlet.annotation.WebServlet;import javax.servlet.http.HttpServlet;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;import bean.Picture;import dao.PictureDao;import dao.PictureDaoImpl;public class EdietPicture extends HttpServlet {private static final long serialVersionUID = 1L; public EdietPicture() { super(); // TODO Auto-generated constructor stub }protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {// TODO Auto-generated method stubdoPost(request, response);}protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {// TODO Auto-generated method stub//设置编码 request.setCharacterEncoding("utf-8"); response.setCharacterEncoding("utf-8"); response.setHeader("Content-Type","text/html; charset=utf-8"); String ID = request.getParameter("picture_id"); int picture_id = Integer.parseInt(ID); String picture_name = request.getParameter("picture_name"); String picture_doc = request.getParameter("picture_doc"); Picture picture = new Picture(); picture.setPicture_id(picture_id); picture.setPicture_name(picture_name); picture.setPicture_doc(picture_doc); PictureDao dao = new PictureDaoImpl(); try {dao.update(picture);;System.out.println("修改信息成功!");response.sendRedirect("/UseTest/ueditor/Ascanner.jsp");} catch (Exception e) {// TODO Auto-generated catch blockSystem.out.println("修改信息失败!");e.printStackTrace();}}}# 部分功能截图：
# 查看"五一出游"相册相片
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