目录：
一、系统架构：二、效果图：1.主页：2.榜单页：3.预告片页：4.动态评论页：5.登录页：
三、数据库设计：四、详细设计：1.主页：2.榜单页：3.预告页：4.动态页：5.登录页：
五、代码：(一)数据后台：1.DBUtil.java:2.ServerAgentThread.java:3.ServerThread.java:4.Constant.java:
(二)Android端：---布局文件：1AndroidManifest.xml：2.left_in.xml:3.left_out.xml:4.shape_corner.xml:5.shape_corner_login.xml:6.activity_login.xml:7.activity_main.xml:8.evaluate_fragment.xml:9.evaluate_item.xml:10.homepage_fragment.xml:11.movie_detail.xml:12.movie_fragment.xml:13.movie_item.xml:14.ranking_item.xml:15.video_fragment.xml:16.video_item.xml:
---功能：1.DetailsFileActivity.java:2.LoginActivity.java:3.MainActivity.java:4.ImageDownLoader.java:5.Evaluate_Fragment.java:6.HomePage_Fragement.java:7.Movie_Fragement.java:8.Video_Fragment.java:9.BitmapCache.java:10.Constant.java:11.FileUtils.java:12.IOUtil.java:13.MyPort.java:14.NetInfoUtil.java:15.StrListChange.java:
六、备注：需要源码私~
一、系统架构：
设计采用C/S架构，前端使用JAVA开发app的客户端，服务器采用多线程+套接字架构开发一个数据后台用来传送数据。
二、效果图：
1.主页：
2.榜单页：
3.预告片页：
4.动态评论页：
5.登录页：
三、数据库设计：
四、详细设计：
1.主页：
2.榜单页：
3.预告页：
4.动态页：
5.登录页：
五、代码：
(一)数据后台：
1.DBUtil.java:
package com.bn.databaseutil;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import com.bn.util.Constant;
/**
* 数据库层，与数据库交互进行增删查改
* @author 15518
*
*/
public class DBUtil {
/**
* 连接数据库
* @return connection连接
*/
public static Connection getConnection() {
Connection con = null;//声明连接
try {
Class.forName("org.gjt.mm.mysql.Driver");//声明驱动
con = DriverManager.getConnection("jdbc:mysql://localhost:3306/"
+ "moviebse?useUnicode=true&characterEncoding=UTF-8",
"Cailinhao", "CAIlinhao11014359");//获得连接
} catch (Exception e) {e.printStackTrace();}
return con;//返回连接
}
/**
* 登录验证
* @param uses 用户名
* @return 该用户在表中的具体信息
*/
public static String loginValid(String username) {
Connection con = getConnection();
Statement st = null;
ResultSet rs = null;
try {
st = con.createStatement();
String sql = "select * from users where usname=" + username;
System.out.println("sql " + sql);
rs = st.executeQuery(sql);
StringBuffer message = new StringBuffer();//将查询到的信息进行字符串拼接
while (rs.next()) {
//进行字符串拼接
for (int i = 1; i <= 3; i++) {
message.append(rs.getString(i) + "<#>");//usname<#>pwd<#>uid<#>
}
//如果查找到信息，就返回拼接后的字符串
if (message.length() > 0) {
return message.substring(0, message.length() - 3)
.toString();//usname<#>pwd<#>uid
}
}
} catch (Exception e) {
e.printStackTrace();
} finally {
try {rs.close();} catch (Exception e) {e.printStackTrace();}
try {st.close();} catch (SQLException e) {e.printStackTrace();}
try {con.close();} catch (SQLException e) {e.printStackTrace();}
}
//未查找到信息返回NO_MESSAGE
return Constant.NO_MESSAGE;
}
/**
* 按名称查找电影
* @param cid 电影编号
* @return
*/
public static String getMovieByName(String cname) {
Connection con = getConnection();
Statement st = null;
ResultSet rs = null;
try {
st = con.createStatement();
String sql = "select * from movies where cname='" + cname + "'";
System.out.println("sql " + sql);
rs = st.executeQuery(sql);
StringBuffer message = new StringBuffer();//将查询到的信息进行字符串拼接
while (rs.next()) {
//进行字符串拼接
for (int i = 1; i <= 10; i++) {
message.append(rs.getString(i) + "<#>");//cid<#>cimg<#>cname<#>.....<#>
}
//如果查找到信息，就返回拼接后的字符串
if (message.length() > 0) {
return message.substring(0, message.length() - 3)
.toString();//cid<#>cimg<#>cname<#>.....
}
}
} catch (Exception e) {
e.printStackTrace();
} finally {
try {rs.close();} catch (Exception e) {e.printStackTrace();}
try {st.close();} catch (SQLException e) {e.printStackTrace();}
try {con.close();} catch (SQLException e) {e.printStackTrace();}
}
//未查找到信息返回NO_MESSAGE
return Constant.NO_MESSAGE;
}
/**
* 插入评论
* @param username 用户名
* @param detail 评论内容
*/
public static void insertEvaluate(String username,String detail) {
Connection con = getConnection();
Statement st = null;
try {
st = con.createStatement();
String sql = "insert into evaluate(username,detail) values('"+username+"','"+detail+"')";
System.out.println("sql " + sql);
st.executeUpdate(sql);
} catch (Exception e) {
e.printStackTrace();
} finally {
try {st.close();} catch (SQLException e) {e.printStackTrace();}
try {con.close();} catch (SQLException e) {e.printStackTrace();}
}
}
/**
* 获取电影列表
* @return 电影列表拼接后的字符串
*/
public static String getMovieList() {
Connection con = getConnection();
Statement st = null;
ResultSet prs = null;
try {
st = con.createStatement();
String sql = "select * from movies";
System.out.println("sql " + sql);
prs = st.executeQuery(sql);
StringBuffer sb = new StringBuffer();//将查询到的信息进行字符串拼接
while (prs.next()) {
//循环读取每一条记录，并将每条记录按指定格式拼接在一起。
String cimg = prs.getString(1);
String cname = prs.getString(2);
String clevel = prs.getString(3);
String cgrade = prs.getString(4);
String cact = prs.getString(5);
String cstate = prs.getString(6);
String csort = prs.getString(7);
String ctime = prs.getString(8);
String cintro = prs.getString(9);
sb.append(cname + "<#>" + clevel + "<#>"
+ cgrade + "<#>" + cact + "<#>" + cstate
+ "<#>" + csort + "<#>" + ctime + "<#>" + cintro
+ "<%>");//cname<#>...<#>cintro<#><%>cname<#>...<#>cintro<#><%>cname<#>...<#>cintro<#><%>
}
//如果查找到信息，就返回拼接后的字符串
if (sb.length() > 0) {
return sb.substring(0, sb.length() - 3);//cname<#>...<#>cintro<#><%>cname<#>...<#>cintro<#><%>cname<#>...<#>cintro<#>
}
}
catch (Exception e) {
e.printStackTrace();
}
finally {
try {prs.close();} catch (SQLException e) {e.printStackTrace();}
try {st.close();} catch (SQLException e) {e.printStackTrace();}
try {con.close();} catch (SQLException e) {e.printStackTrace();}
}
//未查找到信息返回NO_MESSAGE
return Constant.NO_MESSAGE;
}
/**
* 获取评论列表
* @return 评论拼接后的字符串
*/
public static String getEvaluateList() {
Connection con = getConnection();
Statement st = null;
ResultSet rs = null;
try {
st = con.createStatement();
String sql = "select * from evaluate";
System.out.println("sql " + sql);
rs = st.executeQuery(sql);
StringBuffer sb = new StringBuffer();//将查询到的信息进行字符串拼接
//循环读取每一条记录，并将每条记录按指定格式拼接在一起。
while (rs.next()) {
int id = rs.getInt(1);
String username = rs.getString(2);
String datail = rs.getString(3);
sb.append(id + "<#>" + username + "<#>" + datail
+ "<%>");//id<#>...<#>datail<#><%>id<#>...<#>datail<#><%>id<#>...<#>datail<#><%>
}
//如果查找到信息，就返回拼接后的字符串
if (sb.length() > 0) {
return sb.substring(0, sb.length() - 3);//id<#>...<#>datail<#><%>id<#>...<#>datail<#><%>id<#>...<#>datail<#>
}
}
catch (Exception e) {
e.printStackTrace();
}
finally {
try {rs.close();} catch (Exception e) {e.printStackTrace();}
try {st.close();} catch (SQLException e) {e.printStackTrace();}
try {con.close();} catch (SQLException e) {e.printStackTrace();}
}
//未查找到信息返回NO_MESSAGE
return Constant.NO_MESSAGE;
}
/**
* 获取视频列表
* @return 视频列表拼接后的字符串
*/
public static String getVideoList() {
Connection con = getConnection();
Statement st = null;
ResultSet rs = null;
try {
st = con.createStatement();
String sql = "select vid,vname,vimg,vurl from videos";
System.out.println("sql " + sql);
rs = st.executeQuery(sql);
StringBuffer sb = new StringBuffer();//将查询到的信息进行字符串拼接
//循环读取每一条记录，并将每条记录按指定格式拼接在一起。
while (rs.next()) {
int vid = rs.getInt(1);
String vname = rs.getString(2);
String vimg = rs.getString(3);
String vurl = rs.getString(4);
sb.append(vid + "<#>" + vname + "<#>" + vimg + "<#>" + vurl + "<#>" + "<%>");//vid<#>...<#>vurl<#><%>vid<#>...<#>vurl<#><%>vid<#>...<#>vurl<#><%>
}
//如果查找到信息，就返回拼接后的字符串
if (sb.length() > 0) {
return sb.substring(0, sb.length() - 3);//vid<#>...<#>vurl<#><%>vid<#>...<#>vurl<#><%>vid<#>...<#>vurl<#>
}
}
catch (Exception e) {
e.printStackTrace();
}
finally {
try {rs.close();} catch (Exception e) {e.printStackTrace();}
try {st.close();} catch (SQLException e) {e.printStackTrace();}
try {con.close();} catch (SQLException e) {e.printStackTrace();}
}
//未查找到信息返回NO_MESSAGE
return Constant.NO_MESSAGE;
}
/**
* 获取轮播图
* @return 轮播图表拼接后的字符串
*/
public static String getSwipers() {
Connection con = getConnection();
Statement st = null;
ResultSet rs = null;
try {
st = con.createStatement();
String sql = "select * from swipers";
System.out.println("sql " + sql);
rs = st.executeQuery(sql);
StringBuffer sb = new StringBuffer();//将查询到的信息进行字符串拼接
//循环读取每一条记录，并将每条记录按指定格式拼接在一起。
while (rs.next()) {
String sid = rs.getString(1);
String simg = rs.getString(2);
sb.append(sid + "<#>" + simg + "<#>" + "<%>");//sid<#>...<#>simg<#><%>sid<#>...<#>simg<#><%>sid<#>...<#>simg<#><%>
}
//如果查找到信息，就返回拼接后的字符串
if (sb.length() > 0) {
return sb.substring(0, sb.length() - 3);//sid<#>...<#>simg<#><%>sid<#>...<#>simg<#><%>sid<#>...<#>simg<#>
}
} catch (Exception e) {
e.printStackTrace();
} finally {
try {rs.close();} catch (Exception e) {e.printStackTrace();}
try {st.close();} catch (SQLException e) {e.printStackTrace();}
try {con.close();} catch (SQLException e) {e.printStackTrace();}
}
//未查找到信息返回NO_MESSAGE
return Constant.NO_MESSAGE;
}
/**
* 获取主页的口碑榜
* @return 拼接的字符串
*/
public static String getRanking1() {
Connection con = getConnection();
Statement st = null;
ResultSet rs = null;
try {
st = con.createStatement();
String sql = "select * from ranking1_homepage";
System.out.println("sql " + sql);
rs = st.executeQuery(sql);
StringBuffer sb = new StringBuffer();//将查询到的信息进行字符串拼接
//循环读取每一条记录，并将每条记录按指定格式拼接在一起。
while (rs.next()) {
String rid = rs.getString(1);
String rname = rs.getString(2);
sb.append(rid + "<#>" + rname + "<#>" + "<%>");
}
//如果查找到信息，就返回拼接后的字符串
if (sb.length() > 0) {
return sb.substring(0, sb.length() - 3);
}
} catch (Exception e) {
e.printStackTrace();
} finally {
try {rs.close();} catch (Exception e) {e.printStackTrace();}
try {st.close();} catch (SQLException e) {e.printStackTrace();}
try {con.close();} catch (SQLException e) {e.printStackTrace();}
}
//未查找到信息返回NO_MESSAGE
return Constant.NO_MESSAGE;
}
/**
* 获取主页的热映榜
* @return 拼接的字符串
*/
public static String getRanking2() {
Connection con = getConnection();
Statement st = null;
ResultSet rs = null;
try {
st = con.createStatement();
String sql = "select * from ranking2_homepage";
System.out.println("sql " + sql);
rs = st.executeQuery(sql);
StringBuffer sb = new StringBuffer();//将查询到的信息进行字符串拼接
//循环读取每一条记录，并将每条记录按指定格式拼接在一起。
while (rs.next()) {
String rid = rs.getString(1);
String rname = rs.getString(2);
sb.append(rid + "<#>" + rname + "<#>" + "<%>");
}
//如果查找到信息，就返回拼接后的字符串
if (sb.length() > 0) {
return sb.substring(0, sb.length() - 3);
}
} catch (Exception e) {
e.printStackTrace();
} finally {
try {rs.close();} catch (Exception e) {e.printStackTrace();}
try {st.close();} catch (SQLException e) {e.printStackTrace();}
try {con.close();} catch (SQLException e) {e.printStackTrace();}
}
//未查找到信息返回NO_MESSAGE
return Constant.NO_MESSAGE;
}
}
2.ServerAgentThread.java:
package com.bn.server;
import java.io.*;
import java.net.*;
import com.bn.databaseutil.*;
import com.bn.util.*;
/**
* 多线程+套接字，根据Constant类中规定的字符串用来获取安卓端发送的请求，并根据不同的请求类型（字符串不同）来执行数据后端不同的函数操作数据库
*/
public class ServerAgentThread extends Thread {
Socket sc;
DataInputStream din;
DataOutputStream dout;
FileInputStream fis;
String picPath;
File file;
byte[] bb;
Boolean flag;
String thumbnailpath;
public ServerAgentThread(Socket sc) {
this.sc = sc;
}
public void run() {
try {
din = new DataInputStream(sc.getInputStream());//创建数据输入流
dout = new DataOutputStream(sc.getOutputStream());//创建数据输出流
String msg = din.readUTF();//将数据放入字符串
System.out.println("msg "+msg);
//按名称获取图片。图片名跟在“GET_IMAGE”后面，形式为：Constant.GET_IMAGE picName
if (msg.startsWith(Constant.GET_IMAGE)) {
//根据后端发来的字符串序列截取图片名称
String remsg = msg.substring(Constant.GET_IMAGE.length(),msg.length());
File fileResource = new File("resource");//创建文件流
picPath = fileResource.getAbsolutePath() + "\\IMAGE\\";//文件路径
file = new File(picPath + remsg);
System.out.println("file "+file.getAbsolutePath());
fis = new FileInputStream(file);
byte[] bb = new byte[fis.available()];
fis.read(bb);
dout.writeInt(bb.length);
dout.write(bb);
fis.close();
}
//获取电影列表
else if (msg.startsWith(Constant.GET_MOVIE_LIST)) {
String rem = DBUtil.getMovieList();
dout.writeUTF(rem);
}
//获取视频列表
else if (msg.startsWith(Constant.GET_VIDEO_LIST)) {
String rem = DBUtil.getVideoList();
dout.writeUTF(rem);
}
//按名称查找电影,电影名跟在“SEAECH_CERTAIN_MOVIE”后面，形式为：Constant.SEAECH_CERTAIN_MOVIE cname
else if (msg.startsWith(Constant.SEAECH_CERTAIN_MOVIE)) {
String cname = msg.substring(
//根据后端发来的字符串序列截取电影名
Constant.SEAECH_CERTAIN_MOVIE.length(), msg.length());
String remsg = DBUtil.getMovieByName(cname);
dout.writeUTF(remsg);
}
//按用户名查找用户信息,用户名跟在“LOGIN_VALID”后面，形式为：Constant.LOGIN_VALID username
else if (msg.startsWith(Constant.LOGIN_VALID)) {
//根据后端发来的字符串序列截取用户名
String username = msg.substring(Constant.LOGIN_VALID.length(), msg.length());
String remsg = DBUtil.loginValid(username);
dout.writeUTF(remsg);
}
//获取轮播图
else if (msg.startsWith(Constant.GET_SWIPERS)) {
String rem = DBUtil.getSwipers();
dout.writeUTF(rem);
}
//获取主页口碑榜
else if (msg.startsWith(Constant.GET_RANKING1)) {
String rem = DBUtil.getRanking2();
dout.writeUTF(rem);
}
//获取主页热映榜
else if (msg.startsWith(Constant.GET_RANKING2)) {
String rem = DBUtil.getRanking1();
dout.writeUTF(rem);
}
//获取评论
else if (msg.startsWith(Constant.GET_EVALUATE)) {
String rem = DBUtil.getEvaluateList();
dout.writeUTF(rem);
}
//插入评论,评论人和评论内容跟在“INSERT_EVALUATE”后面，形式为：Constant.INSERT_EVALUATE username#detail
else if (msg.startsWith(Constant.INSERT_EVALUATE)) {
String message=msg.substring(Constant.INSERT_EVALUATE.length(),msg.length());
//根据后端发来的字符串序列截取评论信息
String username=message.substring(0, message.indexOf("#"));
String detail=message.substring(message.indexOf("#")+1);
DBUtil.insertEvaluate(username, detail);
}
}
catch (Exception e) {
e.printStackTrace();
}
finally {
try {
din.close();
} catch (IOException e) {
e.printStackTrace();
}
try {
dout.flush();
} catch (IOException e) {
e.printStackTrace();
}
try {
sc.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
3.ServerThread.java:
package com.bn.server;
import java.net.*;
/**
* 线程类，使用线程来持续接收请求，并暴露一个端口号，统一网络下的主机通过该端口号来向本数据端发送请求
*/
public class ServerThread extends Thread{
ServerSocket ss;//定义一个ServerSocket对象
int technique;//定一个义端口号
public ServerThread (int technique) {
this.technique=technique;
}
@Override
public void run(){//重写run方法
try{
ss=new ServerSocket(technique);//创建一个ServerSocket对象
System.out.println("start on "+technique);
while(true){
Socket sk=ss.accept();
new ServerAgentThread(sk).start();//创建并开启一个代理线程
}}
catch(Exception e){e.printStackTrace();}
}
public static void main(String args[]){
new ServerThread(8888).start();
}
}
4.Constant.java:
package com.bn.util;
/**
* Android端和数据后台统一字符串序列
* @author 15518
*
*/
public class Constant {
//查询内容为空或条件没有限制
public static String NO_MESSAGE = "No Message";
//按图片名称获取图片
public static String GET_IMAGE = "<#GET_IMAGE#>";
//获取电影列表
public static String GET_MOVIE_LIST="<#GET_MOVIE_LIST#>";
//获取视频列表
public static String GET_VIDEO_LIST="<#GET_VIDEO_LIST#>";
//按名称获取电影详情
public static String SEAECH_CERTAIN_MOVIE = "<#SEAECH_CERTAIN_MOVIE#>";
//登录验证
public static String LOGIN_VALID = "<#LOGIN_VALID#>";
//获取轮播图
public static String GET_SWIPERS = "<#GET_SWIPERS#>";
//获取主页口碑榜
public static String GET_RANKING1 = "<#GET_RANKING1#>";
//获取主页热映榜
public static String GET_RANKING2 = "<#GET_RANKING2#>";
//获取评论动态
public static String GET_EVALUATE = "<#GET_EVALUATE#>";
//插入评论动态
public static String INSERT_EVALUATE = "<#INSERT_EVALUATE#>";
}
(二)Android端：
—布局文件：
1AndroidManifest.xml：
package="com.example.activity" android:versionCode="1" android:versionName="1.0"> android:minSdkVersion="14" android:targetSdkVersion="17" /> android:allowBackup="true" android:icon="@drawable/logo" android:label="仿豆瓣评分" android:largeHeap="true" android:hardwareAccelerated="false" android:supportsRtl="true" android:theme="@style/AppTheme">
2.left_in.xml:
android:duration="2000" android:fromXDelta="-100%p" android:toXDelta="0" /> 3.left_out.xml: android:duration="2000" android:fromXDelta="-100%p" android:toXDelta="0" /> 4.shape_corner.xml: android:topLeftRadius="300dp" android:topRightRadius="300dp" android:bottomLeftRadius="300dp" android:bottomRightRadius="300dp"/> 5.shape_corner_login.xml: android:topLeftRadius="10dp" android:topRightRadius="10dp" android:bottomLeftRadius="10dp" android:bottomRightRadius="10dp"/> 6.activity_login.xml: android:layout_height="match_parent" android:layout_width="match_parent" android:orientation="vertical" android:background="@drawable/backgroundimg"> android:layout_width="340dp" android:layout_height="300dp" android:layout_gravity="center_horizontal" android:background="@drawable/shape_corner_login" android:layout_marginTop="50dp" android:orientation="vertical"> android:layout_width="wrap_content" android:layout_height="wrap_content" android:orientation="horizontal"> android:layout_width="100dp" android:layout_height="120dp" android:layout_marginLeft="7dp" android:layout_marginTop="15dp" android:background="@drawable/logo" /> android:layout_width="wrap_content" android:layout_height="wrap_content" android:orientation="vertical"> android:layout_marginLeft="8dp" android:background="@drawable/shape_corner" android:backgroundTint="@color/white" android:layout_marginTop="15dp" android:layout_width="wrap_content" android:layout_height="wrap_content" android:orientation="horizontal"> android:layout_height="wrap_content" android:layout_width="wrap_content" android:layout_marginRight="5dp" android:layout_gravity="center" android:text="账号" android:textSize="20sp"/> android:id="@+id/usname" android:layout_width="170dp" android:layout_height="50dp" android:hint="输入账号" android:textColor="@color/gray" android:paddingLeft="5dp" android:background="@null"/> android:layout_marginLeft="8dp" android:background="@drawable/shape_corner" android:backgroundTint="@color/white" android:layout_marginTop="15dp" android:layout_width="wrap_content" android:layout_height="wrap_content" android:orientation="horizontal"> android:layout_height="wrap_content" android:layout_width="wrap_content" android:layout_marginRight="5dp" android:layout_gravity="center" android:text="密码" android:textSize="20sp"/> android:id="@+id/pwd" android:layout_width="170dp" android:layout_height="50dp" android:textColor="@color/gray" android:hint="输入密码" android:paddingLeft="5dp" android:background="@null"/> android:layout_width="wrap_content" android:layout_height="wrap_content" android:orientation="horizontal"> android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="记住密码" android:textSize="18sp" android:layout_marginLeft="15dp" android:layout_marginTop="15dp" android:checked="true"/> android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="自动登录" android:textSize="18sp" android:layout_marginLeft="105dp" android:layout_marginTop="15dp" android:checked="true"/> android:id="@+id/btnlogin" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_gravity="center_horizontal" android:layout_marginTop="5dp" android:backgroundTint="@color/darkslateblue" android:gravity="center" android:paddingLeft="80dp" android:paddingTop="20dp" android:paddingRight="80dp" android:paddingBottom="20dp" android:text="登录" android:textSize="20sp" android:textStyle="bold" /> android:layout_gravity="center_horizontal" android:layout_width="wrap_content" android:layout_height="wrap_content" android:paddingRight="20dp" android:orientation="horizontal"> android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="隐身登录" android:textSize="18sp" android:textColor="@color/dimgrey" android:layout_marginLeft="25dp" android:layout_marginTop="15dp"/> android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="开启震动" android:textSize="18sp" android:textColor="@color/dimgrey" android:layout_marginLeft="115dp" android:layout_marginTop="15dp"/> 7.activity_main.xml: android:orientation="vertical" android:layout_width="match_parent" android:layout_height="match_parent"> android:id="@+id/fragment_layout" android:orientation="vertical" android:layout_width="match_parent" android:layout_weight="1" android:layout_height="0dp"> android:layout_width="match_parent" android:layout_height="50dp" android:orientation="horizontal"> android:id="@+id/btnone" android:layout_width="0dp" android:layout_weight="1" android:drawableTop="@drawable/btn_one" android:layout_marginLeft="10dp" android:layout_marginRight="10dp" android:layout_height="match_parent" android:text="首页" android:textSize="8sp" android:textColor="@color/gray" android:background="#FFFFFF" android:gravity="center"/> android:id="@+id/btntwo" android:layout_width="0dp" android:layout_weight="1" android:layout_marginLeft="10dp" android:layout_marginRight="10dp" android:layout_height="match_parent" android:text="电影" android:textSize="7sp" android:textColor="@color/gray" android:background="#FFFFFF" android:drawableTop="@drawable/btn_two" android:gravity="center"/> android:id="@+id/btnthree" android:layout_width="0dp" android:layout_height="match_parent" android:layout_weight="1" android:gravity="center" android:layout_marginLeft="10dp" android:layout_marginRight="10dp" android:text="预告" android:textSize="8sp" android:textColor="@color/gray" android:background="#FFFFFF" android:drawableTop="@drawable/btn_three"/> android:id="@+id/btnfour" android:layout_width="0dp" android:layout_height="match_parent" android:layout_weight="1" android:gravity="center" android:layout_marginLeft="10dp" android:layout_marginRight="10dp" android:text="影迷动态" android:textSize="8sp" android:textColor="@color/gray" android:background="#FFFFFF" android:drawableTop="@drawable/btn_four"/> android:id="@+id/btnfive" android:layout_width="0dp" android:layout_height="match_parent" android:layout_weight="1" android:gravity="center" android:layout_marginLeft="10dp" android:layout_marginRight="10dp" android:text="我的" android:textSize="8sp" android:textColor="@color/gray" android:background="#FFFFFF" android:drawableTop="@drawable/btn_five"/> 8.evaluate_fragment.xml: android:orientation="vertical" android:layout_height="match_parent" android:layout_width="match_parent" xmlns:android="http://schemas.android.com/apk/res/android"> android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_margin="5dp" android:text="讨论区" android:gravity="center" android:textSize="20sp" android:textStyle="bold"/> android:id="@+id/evaluatelist" android:layout_width="match_parent" android:layout_weight="1" android:layout_height="0dp" android:numColumns="1" /> android:orientation="horizontal" android:layout_height="50dp" android:layout_width="match_parent"> android:id="@+id/mydetail" android:layout_width="0dp" android:layout_weight="1" android:layout_height="match_parent" android:layout_gravity="center" android:background="@color/white" android:gravity="center_vertical" android:hint="我也说两句..." android:textSize="20sp" /> android:id="@+id/btn" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="发送" android:textColor="@color/gray" android:background="@color/paleturquoise"/> 9.evaluate_item.xml: android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="horizontal" android:background="@color/white" android:layout_marginBottom="10dp"> android:id="@+id/img" android:layout_width="60dp" android:layout_height="60dp" android:layout_marginTop="15dp" android:src="@drawable/head"/> android:layout_marginTop="15dp" android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="vertical"> android:id="@+id/username" android:layout_width="wrap_content" android:layout_height="20dp" android:textSize="15sp" android:textColor="@color/dimgrey" android:text="用户名"/> android:id="@+id/detail" android:layout_width="match_parent" android:layout_height="30dp" android:layout_marginTop="5dp" android:text="评论内容"/> 10.homepage_fragment.xml: android:orientation="vertical" android:layout_width="match_parent" android:layout_height="match_parent"> android:layout_width="match_parent" android:layout_height="200dp"> android:id="@+id/flipper" android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_weight="1"> android:id="@+id/swiper1" android:scaleType="centerCrop" android:layout_width="match_parent" android:layout_height="match_parent"/> android:id="@+id/swiper2" android:scaleType="centerCrop" android:layout_width="match_parent" android:layout_height="match_parent"/> android:id="@+id/swiper3" android:scaleType="centerCrop" android:layout_width="match_parent" android:layout_height="match_parent"/> android:id="@+id/swiper4" android:scaleType="centerCrop" android:layout_width="match_parent" android:layout_height="match_parent"/> android:layout_width="fill_parent" android:layout_height="wrap_content" android:text="热门片单" android:gravity="center" android:textSize="30dp" android:textColor="@color/dodgerblue"/> android:layout_width="match_parent" android:layout_height="0dp" android:layout_marginRight="2dp" android:layout_weight="1" android:orientation="horizontal"> android:layout_width="0dp" android:layout_weight="1" android:layout_height="match_parent" android:orientation="vertical"> android:layout_width="fill_parent" android:layout_height="wrap_content" android:text="一周口碑榜" android:textSize="20dp" android:textColor="@color/black" android:layout_marginBottom="5dp"/> android:id="@+id/ranking1" android:layout_width="match_parent" android:layout_weight="1" android:layout_height="0dp" android:numColumns="1" android:verticalSpacing = "5dp" android:background="@color/aliceblue"/> android:layout_width="0dp" android:layout_weight="1" android:layout_marginLeft="2dp" android:layout_height="match_parent" android:orientation="vertical"> android:layout_width="fill_parent" android:layout_height="wrap_content" android:text="正在热映" android:textSize="20dp" android:textColor="@color/black" android:layout_marginBottom="5dp"/> android:layout_gravity="center" android:id="@+id/ranking2" android:layout_width="match_parent" android:layout_weight="1" android:layout_height="0dp" android:numColumns="1" android:verticalSpacing = "5dp" android:background="@color/aliceblue"/> 11.movie_detail.xml: android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" android:paddingBottom="2dp" android:paddingLeft="20dp" android:paddingRight="20dp" android:background="@drawable/backgroundimg"> android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_marginTop="2dp"> android:id="@+id/ret" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="返回" android:textColor="@color/gray" android:textSize="10sp" android:gravity="left"/> android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="电影" android:textSize="15sp" android:textColor="@color/gray" android:layout_gravity="center" android:gravity="center"/> android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="horizontal" android:layout_marginBottom="15dp"> android:id="@+id/img" android:layout_width="100dp" android:layout_height="150dp" android:layout_marginRight="10dp" android:scaleType="fitXY"/> android:layout_width="wrap_content" android:layout_height="wrap_content" android:orientation="vertical"> android:id="@+id/text1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:textSize="20sp" android:textStyle="bold" android:textColor="#FFFFFF" android:text="你好，李焕英"/> android:id="@+id/text3" android:layout_width="wrap_content" android:layout_height="wrap_content" android:textColor="@color/colorAccent" android:textSize="12dp" android:text="猫眼评分 9.3" android:paddingTop="5dp"/> android:id="@+id/text4" android:layout_width="wrap_content" android:layout_height="wrap_content" android:textColor="@color/gray" android:text="主演：贾玲" android:paddingTop="20dp"/> android:id="@+id/text6" android:layout_width="wrap_content" android:layout_height="wrap_content" android:textColor="@color/gray" android:text="上映类型"/> android:id="@+id/text7" android:layout_width="wrap_content" android:layout_height="wrap_content" android:textColor="@color/gray" android:text="上映时间" android:ellipsize="end" android:lines="1"/> android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="horizontal" android:weightSum="1"> android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="简介" android:textColor="#FFFFFF" android:textSize="20sp"/> android:id="@+id/btn1" android:layout_width="match_parent" android:layout_height="wrap_content" android:gravity="right" android:text="收起^" android:textSize="10dp" android:layout_gravity="center" android:textColor="@color/gray"/> android:id="@+id/text8" android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_weight="1" android:textColor="#FFFFFF"/> 12.movie_fragment.xml: android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical"> android:layout_width="fill_parent" android:layout_height="fill_parent" android:background="@android:color/white" android:orientation="vertical"> android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" android:paddingBottom="10dp"> android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="vertical" android:padding="5dp" > android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_margin="5dp" android:text="榜单页面" android:gravity="center" android:textSize="20sp" android:textStyle="bold"/> android:layout_width="match_parent" android:layout_height="60dp" android:background="@color/gray"> android:id="@+id/srearch" android:layout_width="match_parent" android:layout_height="50dp" android:layout_gravity="center" android:background="@color/white" android:drawableLeft="@drawable/ic_baseline_search_24" android:gravity="center_vertical" android:hint="搜索" android:textSize="20sp" /> android:id="@+id/movielist" android:layout_width="match_parent" android:layout_weight="1" android:layout_height="0dp" android:numColumns="1" /> 13.movie_item.xml: android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="horizontal" android:gravity="center" android:paddingBottom="1dp" android:descendantFocusability="blocksDescendants"> android:id="@+id/img1" android:layout_width="100dp" android:layout_height="150dp"/> android:layout_width="wrap_content" android:layout_height="wrap_content" android:orientation="vertical"> android:layout_width="wrap_content" android:layout_height="wrap_content" android:orientation="horizontal"> android:id="@+id/text1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:textSize="20sp" android:textStyle="bold" android:text="你好，李焕英"/> android:id="@+id/text2" android:text="影院" android:textSize="12sp" android:gravity="center" android:textColor="#FFFFFF" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_gravity="center" android:background="@color/gray"/> android:id="@+id/text3" android:layout_width="wrap_content" android:layout_height="wrap_content" android:textColor="@color/colorPrimary" android:textSize="16dp" android:text="猫眼评分 9.3" /> android:id="@+id/text4" android:layout_width="wrap_content" android:layout_height="wrap_content" android:textColor="@color/gray" android:text="主演：贾玲"/> android:id="@+id/text5" android:layout_width="wrap_content" android:layout_height="wrap_content" android:textColor="@color/gray" android:text="今天63家电影院放映491场"/> android:id="@+id/btn" android:textColor="#FFFFFF" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="Top1" android:background="@drawable/shape_corner" android:clickable="false"/> 14.ranking_item.xml: android:orientation="horizontal" android:layout_width="match_parent" android:layout_height="match_parent"> android:id="@+id/txt1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:textColor="@color/skyblue" android:gravity="center" android:text="测试"/> android:id="@+id/txt2" android:layout_marginLeft="3dp" android:layout_width="wrap_content" android:layout_height="wrap_content" android:textColor="@color/skyblue" android:gravity="center" android:text="测试"/> 15.video_fragment.xml: android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical"> android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_margin="5dp" android:text="电影预告" android:gravity="center" android:textSize="20sp" android:textStyle="bold"/> android:id="@+id/video" android:layout_width="match_parent" android:layout_height="200dp"/> android:id="@+id/videolist" android:layout_width="match_parent" android:layout_height="wrap_content" android:numColumns="2" android:layout_marginTop="10dp" android:stretchMode="columnWidth" android:verticalSpacing = "10dp"> 16.video_item.xml: android:orientation="vertical" android:layout_width="match_parent" android:layout_height="match_parent"> android:id="@+id/img" android:layout_width="150dp" android:layout_height="100dp" android:scaleType="centerCrop" android:layout_gravity="center"/> android:layout_width="wrap_content" android:layout_height="wrap_content" android:id="@+id/title" android:layout_gravity="center" android:text="标题"/> —功能： 1.DetailsFileActivity.java: package com.example.a15518.movies_connectdatabase.activity; import android.app.Activity; import android.content.Intent; import android.os.Bundle; import android.os.Handler; import android.os.Message; import android.view.View; import android.widget.ImageView; import android.widget.TextView; import com.example.a15518.movies_connectdatabase.downLoader.ImageDownLoader; import com.example.a15518.movies_connectdatabase.util.Constant; import com.example.a15518.movies_connectdatabase.util.NetInfoUtil; import com.example.activity.R; /* * 电影详细信息界面 */ public class DetailsFileActivity extends Activity { String cname;//电影cname Handler mHandler;//子线程代理 ImageDownLoader imageDownLoader;//图片下载器 boolean flag = true; //简介是否可见 private TextView btn1;//“收起”按钮 private TextView ret;//返回按钮 private TextView textView1; private TextView textView3; private TextView textView4; private TextView textView6; private TextView textView7; private TextView textView8; @Override protected void onCreate(Bundle savedInstanceState) { // TODO Auto-generated method stub super.onCreate(savedInstanceState); setContentView(R.layout.movie_detail); //获取用户点击的电影名称，由上一个Activity传来 Bundle bundle = this.getIntent().getExtras(); cname = bundle.getString("cid", null); mHandler = new Handler() { @Override public void handleMessage(Message msg) { super.handleMessage(msg); Bundle bundle = msg.getData(); String[] str = bundle.getStringArray("str"); if ( str != null) { if (!str.equals(Constant.NO_MESSAGE)) { //加载电影详细信息 loadReady(str); } } } }; new Thread() { @Override public void run() { try { String[] str = null; // 信息数组 //向服务器请求并返回电影详情信息 String mmsg = NetInfoUtil.getCRETAIN_MOVIE(cname); //分解数据后端发来的字符串序列 str = mmsg.split("<#>"); Bundle bundle = new Bundle(); bundle.putStringArray("str", str); Message msg = new Message(); msg.setData(bundle); //向handler发送消息 mHandler.sendMessage(msg); } catch (Exception e) { e.printStackTrace(); } } }.start(); } /** * 加载电影详情信息 * @param str 电影详细信息数组 */ private void loadReady(String[] str) { imageDownLoader = new ImageDownLoader(); String cimg = str[1]; String cname = str[2]; String cgrade = str[4]; String cact = str[5]; String csort = str[7]; String ctime = str[8]; String cintro = str[9]; textView1=(TextView)this.findViewById(R.id.text1); textView1.setText(cname); textView3=(TextView)this.findViewById(R.id.text3); textView3.setText(cgrade); textView4=(TextView)this.findViewById(R.id.text4); textView4.setText(cact); textView6=(TextView)this.findViewById(R.id.text6); textView6.setText(csort); textView7=(TextView)this.findViewById(R.id.text7); textView7.setText(ctime); textView8=(TextView)this.findViewById(R.id.text8); textView8.setText(cintro); ImageView imgView=(ImageView)this.findViewById(R.id.img); //从缓存或SD卡或服务器获取图片并设置到图片控件imgView上 new ImageDownLoader().imgExcute(imgView, cimg); //收起按钮 btn1 = (TextView) findViewById(R.id.btn1); btn1.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { if (flag == true){ flag = false; btn1.setText("展开v"); textView8.setVisibility(View.INVISIBLE); }else{ flag = true; textView8.setVisibility(View.VISIBLE); btn1.setText("收起^"); } } }); //返回按钮 ret = (TextView) findViewById(R.id.ret); ret.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { Intent intent=new Intent(DetailsFileActivity.this,MainActivity.class); startActivity(intent); } }); } @Override protected void onDestroy() { super.onDestroy(); imageDownLoader.cancelTaskNow(); } } 2.LoginActivity.java: package com.example.a15518.movies_connectdatabase.activity; import android.app.Activity; import android.content.Intent; import android.os.Bundle; import android.os.Handler; import android.os.Message; import android.view.View; import android.widget.Button; import android.widget.TextView; import android.widget.Toast; import com.example.a15518.movies_connectdatabase.util.Constant; import com.example.a15518.movies_connectdatabase.util.NetInfoUtil; import com.example.activity.R; public class LoginActivity extends Activity { Handler mHandler;//子线程代理对象（向数据服务端发送的请求不能位于主线程） Button loginbtn;//登录按钮 TextView usname;//用户名控件 TextView pwd;//密码控件 @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_login); //初始化UI控件 initUI(); //登录点击事件 loginbtn.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { mHandler = new Handler() { @Override public void handleMessage(Message msg) { super.handleMessage(msg); Bundle bundle = msg.getData(); String[] str = bundle.getStringArray("str"); if ( str != null) { if (!str.equals(Constant.NO_MESSAGE)) { //加载电影详细信息 checkLoginValid(str); } } } }; new Thread() { @Override public void run() { try { String[] str = null;//信息数组 //向服务器请求并返回用户信息 String mmsg = NetInfoUtil.getLogInfo(usname.getText()+""); //后台返回的数据以<#>分成若干段保存在数组中 str = mmsg.split("<#>"); Bundle bundle = new Bundle(); bundle.putStringArray("str", str); Message msg = new Message(); msg.setData(bundle); //向handler发送消息 mHandler.sendMessage(msg); } catch (Exception e) { e.printStackTrace(); } } }.start(); } }); } /** * 检查登录是否成功 * @param str 数据服务端查询数据库获取到的该用户信息 */ private void checkLoginValid(String[] str) { if(str.length<2) {//登陆失败 Toast error = Toast.makeText(this, "用户名或密码错误", Toast.LENGTH_SHORT); error.show(); usname.setText(""); pwd.setText(""); return; } String username = str[0]; String password = str[1]; String uid = str[2]; if (usname.getText().toString().equals(username)&&pwd.getText().toString().equals(password)){//登录成功 Intent intent = new Intent(LoginActivity.this, MainActivity.class); intent.putExtra("uid",uid); startActivity(intent); Toast message = Toast.makeText(this,"登陆成功",Toast.LENGTH_SHORT); message.show(); } } //初始化UI控件函数 public void initUI(){ loginbtn = findViewById(R.id.btnlogin); usname = findViewById(R.id.usname); pwd = findViewById(R.id.pwd); } @Override protected void onDestroy() { // TODO Auto-generated method stub super.onDestroy(); } } 3.MainActivity.java: package com.example.a15518.movies_connectdatabase.activity; import android.content.Intent; import android.os.Bundle; import android.os.StrictMode; import android.support.v4.app.FragmentActivity; import android.support.v4.app.FragmentManager; import android.support.v4.app.FragmentTransaction; import android.view.View; import android.widget.Button; import com.example.a15518.movies_connectdatabase.tabFragment.Evaluate_Fragment; import com.example.a15518.movies_connectdatabase.tabFragment.HomePage_Fragement; import com.example.a15518.movies_connectdatabase.tabFragment.Movie_Fragement; import com.example.a15518.movies_connectdatabase.tabFragment.Video_Fragment; import com.example.activity.R; /** * 主界面Activity */ public class MainActivity extends FragmentActivity { //主页底部按钮 Button btnone; Button btntwo; Button btnthree; Button btnfour; Button btnfive; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); //解决线程问题 if (android.os.Build.VERSION.SDK_INT > 9) { StrictMode.ThreadPolicy policy = new StrictMode.ThreadPolicy.Builder().permitAll().build(); StrictMode.setThreadPolicy(policy); } //初始化UI控件 initUI(); //首页按钮点击事件，Fragment转换 btnone.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { //第一步：创建Fragment的实例对象 HomePage_Fragement fragment = new HomePage_Fragement(); //第二步：调用activity的getSupportFragmentManager()获取FragmentManager对象 FragmentManager fragmentManager = getSupportFragmentManager(); //第三步：获取FragmentTrasction对象 FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction(); //第四步：FragmentTrasction对象调用需要执行的方法add()、replace()、remove() fragmentTransaction.replace(R.id.fragment_layout,fragment); //第五步：FragmentTrasction对象调用commit()方法提交事务到Activity fragmentTransaction.commit(); } }); //电影按钮点击事件，Fragment转换 btntwo.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { //第一步：创建Fragment的实例对象 Movie_Fragement fragment = new Movie_Fragement(); //第二步：调用activity的getSupportFragmentManager()获取FragmentManager对象 FragmentManager fragmentManager = getSupportFragmentManager(); //第三步：获取FragmentTrasction对象 FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction(); //第四步：FragmentTrasction对象调用需要执行的方法add()、replace()、remove() fragmentTransaction.replace(R.id.fragment_layout,fragment); //第五步：FragmentTrasction对象调用commit()方法提交事务到Activity fragmentTransaction.commit(); } }); //预告按钮点击事件，Fragment转换 btnthree.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { //第一步：创建Fragment的实例对象 Video_Fragment fragment = new Video_Fragment(); //第二步：调用activity的getSupportFragmentManager()获取FragmentManager对象 FragmentManager fragmentManager = getSupportFragmentManager(); //第三步：获取FragmentTrasction对象 FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction(); //第四步：FragmentTrasction对象调用需要执行的方法add()、replace()、remove() fragmentTransaction.replace(R.id.fragment_layout,fragment); //第五步：FragmentTrasction对象调用commit()方法提交事务到Activity fragmentTransaction.commit(); } }); //影迷动态按钮点击事件，Fragment转换 btnfour.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { //第一步：创建Fragment的实例对象 Evaluate_Fragment fragment = new Evaluate_Fragment(); //第二步：调用activity的getSupportFragmentManager()获取FragmentManager对象 FragmentManager fragmentManager = getSupportFragmentManager(); //第三步：获取FragmentTrasction对象 FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction(); //第四步：FragmentTrasction对象调用需要执行的方法add()、replace()、remove() fragmentTransaction.replace(R.id.fragment_layout,fragment); //第五步：FragmentTrasction对象调用commit()方法提交事务到Activity fragmentTransaction.commit(); } }); //登录按钮点击事件，Activity跳转 btnfive.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { Intent intent = new Intent(MainActivity.this, LoginActivity.class); startActivity(intent); } }); } //初始化UI控件函数 public void initUI(){ btnone = (Button) findViewById(R.id.btnone); btntwo = (Button) findViewById(R.id.btntwo); btnthree = (Button) findViewById(R.id.btnthree); btnfour = (Button) findViewById(R.id.btnfour); btnfive = (Button) findViewById(R.id.btnfive); } } 4.ImageDownLoader.java: package com.example.a15518.movies_connectdatabase.downLoader; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.os.Handler; import android.widget.ImageView; import com.example.a15518.movies_connectdatabase.util.BitmapCache; import com.example.a15518.movies_connectdatabase.util.NetInfoUtil; import java.util.concurrent.ExecutorService; import java.util.concurrent.Executors; /** * 用来根据图片名请求后端获取位于后端IMAGE文件夹下的相应图片 */ public class ImageDownLoader { static Handler mHandler; //ExecutorService：线程池 ExecutorService singleThreadExecutor = Executors.newSingleThreadExecutor(); static int a=0; public ImageDownLoader() { if (mHandler == null) { mHandler = new Handler(); } } // 获取IMAGE文件夹下的图片 public void imgExcute(final ImageView view, final String picName) { if (view == null || picName == null) { return; } final Bitmap bm = BitmapCache.showCacheBitmap(picName); if (bm != null) { mHandler.post(new Runnable() { @Override public void run() { view.setImageBitmap(bm); } }); return; } if (singleThreadExecutor == null || singleThreadExecutor.isShutdown()) { singleThreadExecutor = Executors.newSingleThreadExecutor(); } singleThreadExecutor.execute(new Runnable() { @Override public void run() { try { byte[] bb = NetInfoUtil.getCachePicture(picName); final Bitmap bitmap = BitmapFactory.decodeByteArray(bb, 0, bb.length); if (bitmap != null) { BitmapCache.addBitmapToMemoryCache(picName, bitmap); mHandler.post(new Runnable() { @Override public void run() { String target=view.getTag()+""; if(target==null||target.startsWith(target)) { view.setImageBitmap(bitmap); } } }); } } catch (Exception e) { e.printStackTrace(); } } }); } public void cancelTask() { if (singleThreadExecutor != null) { singleThreadExecutor.shutdown(); singleThreadExecutor = null; } } public void cancelTaskNow() { if (singleThreadExecutor != null) { singleThreadExecutor.shutdownNow(); singleThreadExecutor = null; } } } 5.Evaluate_Fragment.java: package com.example.a15518.movies_connectdatabase.tabFragment; import android.os.Bundle; import android.support.v4.app.Fragment; import android.view.LayoutInflater; import android.view.View; import android.view.View.OnClickListener; import android.view.ViewGroup; import android.widget.BaseAdapter; import android.widget.Button; import android.widget.EditText; import android.widget.GridView; import android.widget.LinearLayout; import android.widget.TextView; import android.widget.Toast; import com.example.a15518.movies_connectdatabase.util.NetInfoUtil; import com.example.activity.R; import java.util.List; public class Evaluate_Fragment extends Fragment implements View.OnClickListener { List EditText detail;//输入评论控件 Button sendbtn;//发送评论按钮 private GridView evaluateGridView;//评论列表控件 public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View movie_fragment=inflater.inflate(R.layout.evaluate_fragment,null); initUI(movie_fragment); evaluatelist = NetInfoUtil.getEvaluateList();//从数据库中获取所有评论 //加载评论信息到evaluateGridView initEvaluateList(); //发送评论按钮点击事件 sendbtn.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { String username="山东建筑大学"; String detailevaluate = String.valueOf(detail.getText()); //向数据后端请求插入评论到数据库 NetInfoUtil.insertEvaluate(username,detailevaluate); detail.setText(""); //重新加载更新后的评论 try { //避免子线程加载慢，更新数据库慢，所以主线程睡眠2000ms Thread.currentThread().sleep(2000); evaluatelist = NetInfoUtil.getEvaluateList(); initEvaluateList(); Toast message = Toast.makeText(getActivity(),"评论成功",Toast.LENGTH_SHORT); message.show(); } catch (InterruptedException e) { e.printStackTrace(); } } }); return movie_fragment; } //在界面上加载评论信息 private void initEvaluateList() { BaseAdapter ba=new BaseAdapter() { @Override public int getCount() { return evaluatelist.size(); } @Override public Object getItem(int position) { return null; } @Override public long getItemId(int position) { return 0; } @Override public View getView(int position, View convertView, ViewGroup parent) { //单条评论信息 String[] strs=evaluatelist.get(position); String username=strs[1]; String datail=strs[2]; LinearLayout menu_item=(LinearLayout) LayoutInflater.from(getActivity()).inflate(R.layout.evaluate_item, null); TextView cname=(TextView) menu_item.findViewById(R.id.username); cname.setText(username); TextView clevel=(TextView) menu_item.findViewById(R.id.detail); clevel.setText(datail); return menu_item; } }; evaluateGridView.setAdapter(ba); } //初始化UI控件 private void initUI(View movie_fragment) { evaluateGridView = movie_fragment.findViewById(R.id.evaluatelist); sendbtn = movie_fragment.findViewById(R.id.btn); detail = movie_fragment.findViewById(R.id.mydetail); } @Override public void onClick(View v) { } @Override public void onDestroy() { super.onDestroy(); } } 6.HomePage_Fragement.java: package com.example.a15518.movies_connectdatabase.tabFragment; import android.os.Bundle; import android.support.v4.app.Fragment; import android.view.LayoutInflater; import android.view.View; import android.view.View.OnClickListener; import android.view.ViewGroup; import android.widget.BaseAdapter; import android.widget.GridView; import android.widget.ImageView; import android.widget.LinearLayout; import android.widget.TextView; import android.widget.ViewFlipper; import com.example.a15518.movies_connectdatabase.activity.DetailsFileActivity; import com.example.a15518.movies_connectdatabase.downLoader.ImageDownLoader; import com.example.a15518.movies_connectdatabase.util.NetInfoUtil; import com.example.activity.R; import java.util.List; public class HomePage_Fragement extends Fragment implements OnClickListener{ ImageDownLoader imageLoader; List List List private GridView ranking1GridView;//口碑榜列表控件 private GridView ranking2GridView;//热映榜列表控件 ImageView swiper1; ImageView swiper2; ImageView swiper3; ImageView swiper4; public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View view=inflater.inflate(R.layout.homepage_fragment,null); initUI(view); //向数据后端发送请求获取轮播图 swiperList = NetInfoUtil.getSwipers(); imageLoader = new ImageDownLoader(); //从服务器获取图片并设置到图片控件上 imageLoader.imgExcute(swiper1, swiperList.get(0)[1]); imageLoader.imgExcute(swiper2, swiperList.get(1)[1]); imageLoader.imgExcute(swiper3, swiperList.get(2)[1]); imageLoader.imgExcute(swiper4, swiperList.get(3)[1]); //开启轮播图 ViewFlipper flipper = view.findViewById(R.id.flipper); flipper.startFlipping(); //向数据后端发送请求获取两个榜单 ranking1List = NetInfoUtil.getRanking1(); ranking2List = NetInfoUtil.getRanking2(); //加载榜单到ranking1GridView、ranking2GridView initRanking1List(); initRanking2List(); return view; } //在界面上加载口碑榜信息 private void initRanking1List() { BaseAdapter ba=new BaseAdapter() { @Override public int getCount() { return ranking1List.size(); } @Override public Object getItem(int position) { return null; } @Override public long getItemId(int position) { return 0; } @Override public View getView(int position, View convertView, ViewGroup parent) { String[] strs=ranking1List.get(position); //电影序号 String txt_1=strs[0]; //电影名称 String txt_2=strs[1]; LinearLayout ranking_item=(LinearLayout) LayoutInflater.from(getActivity()).inflate(R.layout.ranking_item, null); TextView txt1=(TextView) ranking_item.findViewById(R.id.txt1); txt1.setText(txt_1); TextView txt2=(TextView) ranking_item.findViewById(R.id.txt2); txt2.setText(txt_2); return ranking_item; } }; ranking1GridView.setAdapter(ba); } //在界面上加载热映榜信息 private void initRanking2List() { BaseAdapter ba=new BaseAdapter() { @Override public int getCount() { return ranking2List.size(); } @Override public Object getItem(int position) { return null; } @Override public long getItemId(int position) { return 0; } @Override public View getView(int position, View convertView, ViewGroup parent) { String[] strs=ranking2List.get(position); //电影序号 String txt_1=strs[0]; //电影名称 String txt_2=strs[1]; LinearLayout ranking_item=(LinearLayout) LayoutInflater.from(getActivity()).inflate(R.layout.ranking_item, null); TextView txt1=(TextView) ranking_item.findViewById(R.id.txt1); txt1.setText(txt_1); TextView txt2=(TextView) ranking_item.findViewById(R.id.txt2); txt2.setText(txt_2); return ranking_item; } }; ranking2GridView.setAdapter(ba); } //初始化UI控件 private void initUI(View view) { ranking1GridView = view.findViewById(R.id.ranking1); ranking2GridView = view.findViewById(R.id.ranking2); swiper1 = view.findViewById(R.id.swiper1); swiper2 = view.findViewById(R.id.swiper2); swiper3 = view.findViewById(R.id.swiper3); swiper4 = view.findViewById(R.id.swiper4); } @Override public void onClick(View v) { } @Override public void onDestroy() { super.onDestroy(); imageLoader.cancelTask(); } } 7.Movie_Fragement.java: package com.example.a15518.movies_connectdatabase.tabFragment; import android.content.Intent; import android.graphics.Color; import android.graphics.drawable.ColorDrawable; import android.os.Bundle; import android.support.v4.app.Fragment; import android.view.LayoutInflater; import android.view.View; import android.view.View.OnClickListener; import android.view.ViewGroup; import android.widget.AdapterView; import android.widget.AdapterView.OnItemClickListener; import android.widget.BaseAdapter; import android.widget.Button; import android.widget.GridView; import android.widget.ImageView; import android.widget.LinearLayout; import android.widget.TextView; import com.example.a15518.movies_connectdatabase.activity.DetailsFileActivity; import com.example.a15518.movies_connectdatabase.downLoader.ImageDownLoader; import com.example.a15518.movies_connectdatabase.util.NetInfoUtil; import com.example.activity.R; import java.util.List; public class Movie_Fragement extends Fragment implements OnClickListener{ List ImageDownLoader imageLoader;//图片加载器 private GridView movieGridView;//电影列表控件 public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View movie_fragment=inflater.inflate(R.layout.movie_fragment,null); imageLoader = new ImageDownLoader(); movieGridView = movie_fragment.findViewById(R.id.movielist); //向数据后端发送请求获取电影列表 movielist = NetInfoUtil.getMovieList(); //加载电影信息到movieGridView initMovieList(); return movie_fragment; } //在界面上加载电影列表 private void initMovieList() { BaseAdapter ba=new BaseAdapter() { @Override public int getCount() { return movielist.size(); } @Override public Object getItem(int position) { return null; } @Override public long getItemId(int position) { return 0; } @Override public View getView(int position, View convertView, ViewGroup parent) { String[] strs=movielist.get(position); //电影图片名 String primaryPic=strs[0]; //电影名称 String name=strs[1]; //电影画质 String level=strs[2]; //电影评分 String grade=strs[3]; //演员 String act=strs[4]; //放映量 String state=strs[5]; LinearLayout menu_item=(LinearLayout) LayoutInflater.from(getActivity()).inflate(R.layout.movie_item, null); ImageView iv=(ImageView) menu_item.findViewById(R.id.img1); //从服务器获取图片并设置到图片控件iv上 imageLoader.imgExcute(iv, primaryPic); TextView cname=(TextView) menu_item.findViewById(R.id.text1); cname.setText(name); TextView clevel=(TextView) menu_item.findViewById(R.id.text2); clevel.setText(level); TextView cgrade=(TextView) menu_item.findViewById(R.id.text3); cgrade.setText(grade); TextView cact=(TextView) menu_item.findViewById(R.id.text4); cact.setText(act); TextView cstate=(TextView) menu_item.findViewById(R.id.text5); cstate.setText(state); Button btn=(Button) menu_item.findViewById(R.id.btn); int rank = position + 1; btn.setText("TOP"+rank); return menu_item; } }; movieGridView.setAdapter(ba); movieGridView.setSelector(new ColorDrawable(Color.TRANSPARENT)); movieGridView.setOnItemClickListener( new OnItemClickListener() { @Override public void onItemClick(AdapterView arg0, View arg1, int arg2, long arg3) { //点击的电影id号 String[] strs=movielist.get(arg2); String cid=strs[1]; Intent intent = new Intent(getActivity(),DetailsFileActivity.class); intent.putExtra("cid", cid); startActivity(intent); } }); } @Override public void onClick(View v) { } @Override public void onDestroy() { super.onDestroy(); imageLoader.cancelTask(); } } 8.Video_Fragment.java: package com.example.a15518.movies_connectdatabase.tabFragment; import android.graphics.Color; import android.graphics.drawable.ColorDrawable; import android.os.Bundle; import android.support.v4.app.Fragment; import android.view.LayoutInflater; import android.view.View; import android.view.View.OnClickListener; import android.view.ViewGroup; import android.widget.AdapterView; import android.widget.AdapterView.OnItemClickListener; import android.widget.BaseAdapter; import android.widget.GridView; import android.widget.ImageView; import android.widget.LinearLayout; import android.widget.TextView; import android.widget.VideoView; import com.example.a15518.movies_connectdatabase.downLoader.ImageDownLoader; import com.example.a15518.movies_connectdatabase.util.NetInfoUtil; import com.example.activity.R; import java.util.List; public class Video_Fragment extends Fragment implements OnClickListener{ List ImageDownLoader imageLoader;//图片下载器 private VideoView video;//视频播放器 private GridView videoGridView;//视频列表控件 public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View video_fragment=inflater.inflate(R.layout.video_fragment,null); initUI(video_fragment); //从数据库中获取电影列表 videolist = NetInfoUtil.getVideoList(); //加载视频信息到videoGridView initVideoList(); return video_fragment; } //在界面上加载视频列表 private void initVideoList() { BaseAdapter ba=new BaseAdapter() { @Override public int getCount() { // TODO Auto-generated method stub return videolist.size(); } @Override public Object getItem(int position) { // TODO Auto-generated method stub return null; } @Override public long getItemId(int position) { // TODO Auto-generated method stub return 0; } @Override public View getView(int position, View convertView, ViewGroup parent) { String[] strs=videolist.get(position); String vname=strs[1]; String vimg=strs[2]; LinearLayout menu_item=(LinearLayout) LayoutInflater.from(getActivity()).inflate(R.layout.video_item, null); ImageView iv=(ImageView) menu_item.findViewById(R.id.img); //从服务器获取图片并设置到图片控件iv上 imageLoader.imgExcute(iv, vimg); TextView name=(TextView) menu_item.findViewById(R.id.title); name.setText(vname); return menu_item; } }; videoGridView.setAdapter(ba); videoGridView.setSelector(new ColorDrawable(Color.TRANSPARENT)); videoGridView.setOnItemClickListener( new OnItemClickListener() { @Override public void onItemClick(AdapterView arg0, View arg1,int arg2, long arg3) { String[] strs=videolist.get(arg2); String vurl = strs[3]; video.setVideoPath(vurl); video.requestFocus(); video.start(); }}); } //初始化UI控件 private void initUI(View video_fragment) { imageLoader = new ImageDownLoader(); video = (VideoView) video_fragment.findViewById(R.id.video); videoGridView = video_fragment.findViewById(R.id.videolist); } @Override public void onClick(View v) { } @Override public void onDestroy() { super.onDestroy(); imageLoader.cancelTask(); } } 9.BitmapCache.java: package com.example.a15518.movies_connectdatabase.util; import android.graphics.Bitmap; import android.support.v4.util.LruCache; import android.text.TextUtils; import android.util.Log; import java.lang.ref.SoftReference; import java.util.LinkedHashMap; /** * 缓存Image的类，当存储Image的大小大于LruCache设定的值，系统自动释放内存 */ public class BitmapCache { //LruCache是android3.1及以后提供的缓存类，它是一个泛型类，内部以哈希表的形式存储了APP所需要的缓存 //数据，并提供了用于存和取的set、get方法。值得一说的是它内部支持的是LRU(Least Recently Used)缓存 //算法，就是指当缓存满了的时候，LruCache会移除最近较少使用的缓存对象来为新的缓存对象腾出必要的空间。 private static LruCache //软引用 2.3后偏向回收SoftReference，不建议用，所以先采用了LruCache，但他是3.1以后出现的 private static LinkedHashMap 40, 0.75f, true); public BitmapCache() { initCache(); } public static void initCache() { if (mMemoryCache == null) { // 获取系统分配给每个应用程序的最大内存，每个应用系统分配32M int maxMemory = (int) Runtime.getRuntime().maxMemory(); int mCacheSize = maxMemory / 8; // 给LruCache分配1/8 4M mMemoryCache = new LruCache // 必须重写此方法，来测量Bitmap的大小 @Override protected int sizeOf(String key, Bitmap value) { return value.getRowBytes() * value.getHeight(); } // 当item被回收或者删掉时调用 @Override protected void entryRemoved(boolean evicted, String key, Bitmap oldValue, Bitmap newValue) { Log.v("tag", "hard cache is full , push to soft cache"); // lurcache会有特定的算法，当我们的缓存到到峰值时， // 就将缓存中最少使用的移除缓存,这里我们将缓存会移除的东西放入软引用中 softreferences .put(key, new SoftReference } }; } } /** * 添加Bitmap到内存缓存 * * @param key * @param bitmap */ public static synchronized void addBitmapToMemoryCache(String key, Bitmap bitmap) { if (!TextUtils.isEmpty(key) && getBitmapFromMemCache(key) == null && bitmap != null) { mMemoryCache.put(key, bitmap); // 考虑到3.1一下版本不支持lurcache，就加入软应用 softreferences.put(key, new SoftReference } } /** * 从内存缓存中获取一个Bitmap，避免并发加上synchronized * @param key * @return */ public static synchronized Bitmap getBitmapFromMemCache(String key) { if(key==null) { return null; } if (mMemoryCache == null) { initCache(); } // 如果缓存中有，则返回 if (mMemoryCache.get(key) != null) { return mMemoryCache.get(key); } SoftReference // 如果软应用中有，则返回 if (bitmapReference != null) { final Bitmap bitmap2 = bitmapReference.get(); if (bitmap2 != null) return bitmap2; } // 都没有返回null return null; } /** * 获取Bitmap, 内存或软应用中没有就去手机或者sd卡中获取，这一步在getView中会调用，比较关键的一步 * @param url * @return */ // 从Cache和该应用的离线图片中查找并获取图片 public static Bitmap showCacheBitmap(String url) { // 先从手机缓存或软应用中找，如果有就直接返回bitmap if (getBitmapFromMemCache(url) != null) { return getBitmapFromMemCache(url); } else if (FileUtils.isFileExists(url) && FileUtils.getFileSize(url) != 0) { // 从SD卡获取手机里面获取Bitmap Bitmap bitmap = FileUtils.getBitmap(url); // 将Bitmap 加入内存缓存 addBitmapToMemoryCache(url, bitmap); return bitmap; } return null; } } 10.Constant.java: package com.example.a15518.movies_connectdatabase.util; /** * Android端和数据后台统一字符串序列 * @author 15518 * */ public class Constant { //查询内容为空或条件没有限制 public static String NO_MESSAGE = "No Message"; //按图片名称获取图片 public static String GET_IMAGE = "<#GET_IMAGE#>"; //获取电影列表 public static String GET_MOVIE_LIST="<#GET_MOVIE_LIST#>"; //获取视频列表 public static String GET_VIDEO_LIST="<#GET_VIDEO_LIST#>"; //按名称获取电影详情 public static String SEAECH_CERTAIN_MOVIE = "<#SEAECH_CERTAIN_MOVIE#>"; //登录验证 public static String LOGIN_VALID = "<#LOGIN_VALID#>"; //获取轮播图 public static String GET_SWIPERS = "<#GET_SWIPERS#>"; //获取主页口碑榜 public static String GET_RANKING1 = "<#GET_RANKING1#>"; //获取主页热映榜 public static String GET_RANKING2 = "<#GET_RANKING2#>"; //获取评论动态 public static String GET_EVALUATE = "<#GET_EVALUATE#>"; //插入评论动态 public static String INSERT_EVALUATE = "<#INSERT_EVALUATE#>"; } 11.FileUtils.java: package com.example.a15518.movies_connectdatabase.util; import android.content.Context; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.os.Environment; import java.io.ByteArrayOutputStream; import java.io.File; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; public class FileUtils { ///sd卡的根目录 private static String mSdRootPath = Environment.getExternalStorageDirectory().getPath(); //手机的缓存根目录 private static String mDataRootPath = null; //保存Image的目录名 private final static String FOLDER_NAME = "/AndroidImage"; public FileUtils(Context context) { mDataRootPath = context.getCacheDir().getPath(); } /** * 获取储存Image的目录 * @return */ public static String getStorageDirectory() { return Environment.getExternalStorageState().equals( Environment.MEDIA_MOUNTED) ? mSdRootPath + FOLDER_NAME : mDataRootPath + FOLDER_NAME; } /** * 保存Image的方法，有sd卡存储到sd卡，没有就存储到手机目录 * @param fileName * @param bitmap * @throws IOException */ public static void savaBitmap(String fileName, Bitmap bitmap) throws IOException { if (bitmap == null) { return; } String path = getStorageDirectory(); File folderFile = new File(path); if (!folderFile.exists()) { folderFile.mkdir(); } File file = new File(path + File.separator + fileName); file.createNewFile(); ByteArrayOutputStream baos = new ByteArrayOutputStream(); int options = 100;// 个人喜欢从80开始, bitmap.compress(Bitmap.CompressFormat.JPEG, options, baos); while (baos.toByteArray().length / 1024 > 200) { baos.reset(); options -= 10; bitmap.compress(Bitmap.CompressFormat.JPEG, options, baos); } try { FileOutputStream fos = new FileOutputStream(file); fos.write(baos.toByteArray()); fos.flush(); fos.close(); } catch (Exception e) { e.printStackTrace(); } System.out.println("savaBitmap"); } //从手机或者sd卡获取Bitmap public static Bitmap getBitmap(String fileName) { return BitmapFactory.decodeFile(getStorageDirectory() + File.separator + fileName); } //判断文件是否存在 public static boolean isFileExists(String fileName) { return new File(getStorageDirectory() + File.separator + fileName).exists(); } //获取文件的大小 public static long getFileSize(String fileName) { return new File(getStorageDirectory() + File.separator + fileName).length(); } //获取assert文件 public static String loadFromSDFile(Context context, String fname) { String result=null; try { InputStream in=context.getResources().getAssets().open(fname); int ch=0; ByteArrayOutputStream baos = new ByteArrayOutputStream(); while((ch=in.read())!=-1) { baos.write(ch); } byte[] buff=baos.toByteArray(); baos.close(); in.close(); result=new String(buff,"UTF-8"); result=result.replaceAll("\\r\\n","\n"); } catch(Exception e) { } return result.substring(1, result.length()-1); } } 12.IOUtil.java: package com.example.a15518.movies_connectdatabase.util; import java.io.ByteArrayOutputStream; import java.io.DataInputStream; import java.io.IOException; public class IOUtil { //读取图片数据 public static byte[] readBytes(DataInputStream din) { byte[] data=null; ByteArrayOutputStream out=new ByteArrayOutputStream(1024); try { int length=0,temRev=0,size; length=din.readInt(); byte[] buf=new byte[length-temRev]; while((size=din.read(buf))!=-1) { temRev+=size; out.write(buf,0,size); if(temRev>=length) { break; } buf=new byte[length-temRev]; } data=out.toByteArray(); } catch(IOException e) { e.printStackTrace(); } finally { try{ out.close(); } catch(IOException e) { e.printStackTrace(); } } return data; } } 13.MyPort.java: package com.example.a15518.movies_connectdatabase.util; import android.app.Application; /** * 端口号 */ public class MyPort extends Application { public static String socketIp="10.210.254.225"; } 14.NetInfoUtil.java: package com.example.a15518.movies_connectdatabase.util; import java.io.DataInputStream; import java.io.DataOutputStream; import java.net.InetSocketAddress; import java.net.Socket; import java.net.SocketAddress; import java.util.List; import java.util.concurrent.locks.Lock; import java.util.concurrent.locks.ReentrantLock; public class NetInfoUtil { public static String message = ""; // 缓冲：针对8888端口的输入输出数据流 // 创建处理界面加载任务的输入输出数据流 public static Socket cachess = null; public static DataInputStream cachedin = null; public static DataOutputStream cachedos = null; static Lock cacheLock = new ReentrantLock(); // 通信建立(缓冲) public static void cacheConnect() throws Exception { cacheLock.lock(); cachess = new Socket();// 创建一个ServerSocket对象 SocketAddress socketAddress = new InetSocketAddress( MyPort.socketIp, 8888); // 绑定到指定IP和端口 cachess.connect(socketAddress, 5000);// 设置连接超时时间 // 创建新数据输入流 cachedin = new DataInputStream(cachess.getInputStream()); // 创建新数据输出流 cachedos = new DataOutputStream(cachess.getOutputStream()); } // 通信关闭(缓冲) public static void cacheDisConnect() { if (cachedos != null) { try { cachedos.flush(); } catch (Exception e) { e.printStackTrace(); } } if (cachedin != null) { try { cachedin.close(); } catch (Exception e) { e.printStackTrace(); } } if (cachess != null) { try { cachess.close(); } catch (Exception e) { e.printStackTrace(); } } cacheLock.unlock(); } public static List try { cacheConnect(); //连接服务器 //向服务器发送参数值：Constant.GET_RECOMMEND_MENU cachedos.writeUTF(Constant.GET_MOVIE_LIST); message = cachedin.readUTF(); //从服务器返回从数据库中获取的数据 } catch (Exception e) { e.printStackTrace(); } finally { cacheDisConnect(); } return StrListChange.StrToList(message); //将电影由字符串转化为list并返回。 } public static List try { cacheConnect(); //连接服务器 cachedos.writeUTF(Constant.GET_VIDEO_LIST); message = cachedin.readUTF(); //从服务器返回从数据库中获取的视频列表 } catch (Exception e) { e.printStackTrace(); } finally { cacheDisConnect(); } return StrListChange.StrToList(message); //将视频由字符串转化为list并返回。 } public static List try { cacheConnect(); //连接服务器 cachedos.writeUTF(Constant.GET_EVALUATE); message = cachedin.readUTF(); } catch (Exception e) { e.printStackTrace(); } finally { cacheDisConnect(); } return StrListChange.StrToList(message); //将评论由字符串转化为list并返回。 } public static void insertEvaluate(String username, String detailevaluate) {// 插入评论 try { cacheConnect(); //连接服务器 cachedos.writeUTF(Constant.INSERT_EVALUATE+username+"#"+detailevaluate); } catch (Exception e) { e.printStackTrace(); } finally { cacheDisConnect(); } } public static List try { cacheConnect(); //连接服务器 cachedos.writeUTF(Constant.GET_SWIPERS); message = cachedin.readUTF(); //从服务器返回从数据库中获取的轮播图 } catch (Exception e) { e.printStackTrace(); } finally { cacheDisConnect(); } return StrListChange.StrToList(message); //将轮播图由字符串转化为list并返回。 } public static List try { cacheConnect(); //连接服务器 cachedos.writeUTF(Constant.GET_RANKING1); message = cachedin.readUTF(); //从服务器返回从数据库中获取的口碑榜 } catch (Exception e) { e.printStackTrace(); } finally { cacheDisConnect(); } return StrListChange.StrToList(message); //将口碑榜列表由字符串转化为list并返回。 } public static List try { cacheConnect(); //连接服务器 cachedos.writeUTF(Constant.GET_RANKING2); message = cachedin.readUTF(); //从服务器返回从数据库中获取的热映榜 } catch (Exception e) { e.printStackTrace(); } finally { cacheDisConnect(); } return StrListChange.StrToList(message); //将热映榜列表由字符串转化为list并返回。 } public static byte[] getCachePicture(String picName) {// 获取图片（按名称图片名） byte[] data = null; try { cacheConnect(); cachedos.writeUTF(Constant.GET_IMAGE + picName); data = IOUtil.readBytes(cachedin); } catch (Exception e) { e.printStackTrace(); } finally { cacheDisConnect(); } return data; } public static String getCRETAIN_MOVIE(String menuId) {// 按电影名获取电影详细信息 String message = null; try { cacheConnect(); cachedos.writeUTF(Constant.SEAECH_CERTAIN_MOVIE + menuId); message = cachedin.readUTF(); } catch (Exception e) { e.printStackTrace(); return null; } finally { cacheDisConnect(); } return message; } public static String getLogInfo(String usname) {// 按usname获取用户信息 String message = null; try { cacheConnect(); cachedos.writeUTF(Constant.LOGIN_VALID + usname); message = cachedin.readUTF(); } catch (Exception e) { e.printStackTrace(); return null; } finally { cacheDisConnect(); } return message; } } 15.StrListChange.java: package com.example.a15518.movies_connectdatabase.util; import java.io.DataInputStream; import java.io.DataOutputStream; import java.net.InetSocketAddress; import java.net.Socket; import java.net.SocketAddress; import java.util.List; import java.util.concurrent.locks.Lock; import java.util.concurrent.locks.ReentrantLock; public class NetInfoUtil { public static String message = ""; // 缓冲：针对8888端口的输入输出数据流 // 创建处理界面加载任务的输入输出数据流 public static Socket cachess = null; public static DataInputStream cachedin = null; public static DataOutputStream cachedos = null; static Lock cacheLock = new ReentrantLock(); // 通信建立(缓冲) public static void cacheConnect() throws Exception { cacheLock.lock(); cachess = new Socket();// 创建一个ServerSocket对象 SocketAddress socketAddress = new InetSocketAddress( MyPort.socketIp, 8888); // 绑定到指定IP和端口 cachess.connect(socketAddress, 5000);// 设置连接超时时间 // 创建新数据输入流 cachedin = new DataInputStream(cachess.getInputStream()); // 创建新数据输出流 cachedos = new DataOutputStream(cachess.getOutputStream()); } // 通信关闭(缓冲) public static void cacheDisConnect() { if (cachedos != null) { try { cachedos.flush(); } catch (Exception e) { e.printStackTrace(); } } if (cachedin != null) { try { cachedin.close(); } catch (Exception e) { e.printStackTrace(); } } if (cachess != null) { try { cachess.close(); } catch (Exception e) { e.printStackTrace(); } } cacheLock.unlock(); } public static List try { cacheConnect(); //连接服务器 //向服务器发送参数值：Constant.GET_RECOMMEND_MENU cachedos.writeUTF(Constant.GET_MOVIE_LIST); message = cachedin.readUTF(); //从服务器返回从数据库中获取的数据 } catch (Exception e) { e.printStackTrace(); } finally { cacheDisConnect(); } return StrListChange.StrToList(message); //将电影由字符串转化为list并返回。 } public static List try { cacheConnect(); //连接服务器 cachedos.writeUTF(Constant.GET_VIDEO_LIST); message = cachedin.readUTF(); //从服务器返回从数据库中获取的视频列表 } catch (Exception e) { e.printStackTrace(); } finally { cacheDisConnect(); } return StrListChange.StrToList(message); //将视频由字符串转化为list并返回。 } public static List try { cacheConnect(); //连接服务器 cachedos.writeUTF(Constant.GET_EVALUATE); message = cachedin.readUTF(); } catch (Exception e) { e.printStackTrace(); } finally { cacheDisConnect(); } return StrListChange.StrToList(message); //将评论由字符串转化为list并返回。 } public static void insertEvaluate(String username, String detailevaluate) {// 插入评论 try { cacheConnect(); //连接服务器 cachedos.writeUTF(Constant.INSERT_EVALUATE+username+"#"+detailevaluate); } catch (Exception e) { e.printStackTrace(); } finally { cacheDisConnect(); } } public static List try { cacheConnect(); //连接服务器 cachedos.writeUTF(Constant.GET_SWIPERS); message = cachedin.readUTF(); //从服务器返回从数据库中获取的轮播图 } catch (Exception e) { e.printStackTrace(); } finally { cacheDisConnect(); } return StrListChange.StrToList(message); //将轮播图由字符串转化为list并返回。 } public static List try { cacheConnect(); //连接服务器 cachedos.writeUTF(Constant.GET_RANKING1); message = cachedin.readUTF(); //从服务器返回从数据库中获取的口碑榜 } catch (Exception e) { e.printStackTrace(); } finally { cacheDisConnect(); } return StrListChange.StrToList(message); //将口碑榜列表由字符串转化为list并返回。 } public static List try { cacheConnect(); //连接服务器 cachedos.writeUTF(Constant.GET_RANKING2); message = cachedin.readUTF(); //从服务器返回从数据库中获取的热映榜 } catch (Exception e) { e.printStackTrace(); } finally { cacheDisConnect(); } return StrListChange.StrToList(message); //将热映榜列表由字符串转化为list并返回。 } public static byte[] getCachePicture(String picName) {// 获取图片（按名称图片名） byte[] data = null; try { cacheConnect(); cachedos.writeUTF(Constant.GET_IMAGE + picName); data = IOUtil.readBytes(cachedin); } catch (Exception e) { e.printStackTrace(); } finally { cacheDisConnect(); } return data; } public static String getCRETAIN_MOVIE(String menuId) {// 按电影名获取电影详细信息 String message = null; try { cacheConnect(); cachedos.writeUTF(Constant.SEAECH_CERTAIN_MOVIE + menuId); message = cachedin.readUTF(); } catch (Exception e) { e.printStackTrace(); return null; } finally { cacheDisConnect(); } return message; } public static String getLogInfo(String usname) {// 按usname获取用户信息 String message = null; try { cacheConnect(); cachedos.writeUTF(Constant.LOGIN_VALID + usname); message = cachedin.readUTF(); } catch (Exception e) { e.printStackTrace(); return null; } finally { cacheDisConnect(); } return message; } } 六、备注：需要源码私~ 推荐链接
发表评论