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客户端package com.insigma mutil;import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.io.PrintWriter;import java.net.Socket;import javax.swing.JTextArea;public classClienThread extendsThread privateSocket socket=null;private javax.swing.JText AreajText Areal;public ClienThreadJTextArea jTextAreal this.jText Areal=jText Areal;public voidrun try//创建连接”,socket=new Socket12344;String message=null;while true//接受服务端请求message=receive;//显示到消息接收框if message!=null[message.equals if this.jTextAreal.getText==null||this.jTextAreal.getText.equalsnn服务端:“+this.jTextAreal.setText message;}elsethis.jTextAreal.setTextthis.jTextAreal.getText+n\n服务端+message;//清空消息输入框this.jTextArea
2.setText,,H;//显示到消息接收框if this.jTextAreal.getText==null||this.jTextAreal.getText.equalsn我说+message;}elsethis.jTextArea
1.setTextthis.jTextArea
1.getText+n\n我说:+message;/***@param args*the commandline arguments*/public staticvoid mainStringargs[]java.awt.EventQueue.invokeLaternew Runnablepublic voidrun newServerFrame.setVisibletrue;};//GEN-BEGIN:variables//Variables declaration-do notmodify private javax.swing.JButton j Button1;private javax.swing.JButton jButton2;private javax.swing.JScrollPane jScrollPane1;private javax.swing.JScrollPane jScrollPane2;private javax.swing.JTextArea jText Areal;private javax.swing.JTextArea jTextArea2;//End ofvariables declaration//GEN-END:variables客户端界面:*ClienFrame.java**Created on_DATE—,—TIME—刃package com.insigma.frame;import com.insigma mutil.ClienThread;*@author_USER—*/public classClienFrame extendsjavax.swing.JFrame privateClienThread clienThread;/**Creates newform ClienFrame*/public ClienFrameinitComponents;clienThread=new ClienThreadthis.jTextArea1;clienThread.s tart;/***This method is calledfrom withinthe constructorto initializethe form.*WARNING:Do NOTmodify thiscode.The contentof thismethod isalways*regenerated bythe FormEditor.*///GEN-BEGIN:initComponents//editor-fold defaultstate=collapsed”desc=nGenerated Code”private voidinitComponentsjScrollPanel=new javax.swing.JScrollPane;j Text Areal=new javax.swing JTextArea;jScrollPane2=new javax.swing.JScrollPane;jTextArea2=new javax.swing.JTextArea;jButtonl=new javax.swing.JButtonQ;jButton2=new javax.swing.JButton;setDefaultCloseOperationjavax.swing.WindowConstants.EXIT_ON_CLOSE;setTitlen\u5ba2\u6237\u7aef,;setBackgroundnew java.awt.Color153,153,255;jTextAreal.setColumns20;jTextAreal.setRows5;jScrollPanel.setViewportViewjText Areal;jTextArea
2.setColumns20;jTextArea
2.setRows5;jScrollPane
2.setViewportViewjTextArea2;jButtonl.setTextn\u53d6\u6d88n;jButton
1.addActionListenernew java.awt.event.ActionListener public void actionPerformedjava.awt.event.ActionEvent evtjButton1ActionPerformedevt;};jButton
2.setTextM\u53d1\u9001n;jButton
2.addActionListenernew java.awt.event.ActionListener public void actionPerformedjava.awt.event.ActionEvent evtjButton2ActionPerformedevt;}};javax.swing.GroupLayout layout=new javax.swing.GroupLayout getContentPane;getContentPane.setLayoutlayout;layout.setHorizontalGrouplayout.createParallelGroupjavax.swing.GroupLayout.Alignment.LEADING.addGrouplayout.createSequentialGroup.addContainerGapO.addGrouplayout.createParal!elGroupjavax.swing.GroupLayout.Alignment.LEADING.addComponentjScrollPanel,javax.swing.GroupLayout.DEFAULT_SIZE,376,Short.MAX_VALUE.addGroupjavax.swing.GroupLayout.Alignment.TRAILING,layout.createSequentialGroupO.addComponentjButtonl.addGap18,18,
18.addComponentjButton
2.addGap25,25,
25.addComponentjScrollPane2,javax.swing.GroupLayout.Alignment.TRAILING,javax.swing.GroupLayout.DEFAULT_SIZE,376,Short.MAX_VALUE.addContainerGapO;layout.setVerticalGrouplayout.createParallelGroupjavax.swing.GroupLayout.Alignment.LEADING.addGroupjavax.swing.GroupLayout.Alignment.TRAlLING,layout.createSequentialGroupO.addContainerGapO.addComponentjScrollPane1,javax.swing.GroupLayout.DEFAULT_SIZE,240,Short.MAX_VALUE叩.addG18,18,
18.addComponentjScrollPane2,javax.swing.GroupLayout.PREFERRED_SIZE,javax.swing.GroupLayout.DEFAULT_SIZE,javax.swing.GroupLayout.PREFERRED_SIZE.addPreferredGapponentPlacement.RELATED.addGrouplayout.createParal!elGroupjavax.swing.GroupLayout.Alignment.BASELINE.addComponentjButton
1.addComponentjButton
2.addContainerGap;pack;}///editor-fold//GEN-END:initComponents/***取消**@param evt*/private voidjButton1ActionPerformedjava.awt.event.ActionEvent evtthis.jTextArea
2.setTextnn;/***发送**@param evt*/private voidjButton2ActionPerformedjava.awt.event.ActionEvent evt//向服务端发消息String message=this.jTextArea
2.getText;”if message!=null[message.equalsclienThread.sendmessage;//清空消息输入框this.jTextArea
2.setTextnn;//显示到消息接收框if this.jTextAreal.getText==null||this.jTextArea
1.getText.equalsn哦说+this.jTextAreal.setText message;}else我说”this.jTextAreal.setTextthis.jTextAreal.getText+\n+message;*@param args*the commandline arguments刃public staticvoid mainStringargs[]java.awt.EventQueue.invokeLaternew Runnablepublic voidrun newClienFrame.setVisibletrue;};//GEN-BEGIN:variables//Variables declaration-do notmodify private javax.swing.JButton j Button1;privatejavax.swing.JButton jButton2;private javax.swing.JScrollPane jScrollPanel;private javax.swing.JScrollPane jScrollPane2;private javax.swing.JText AreajTextAreal;privatejavax.swing.JTextArea jTextArea2;//End ofvariables declaration//GEN-END:variables}else二”服务端以断开连接或未连接!”;messageif this.jText Areal.getText==null||this.jTextArea
1.getText.equalsn*1服务端”+message;}elsethis.jTextAreal.setTextthis.jText Areal.getText服务端++\n message;break;}}catch lOExceptione//TODO Auto-generated catchblock e.printStackTrace;*向服务端发送消息刃public voidsendString messagetry PrintWriterprintWriter=new PrintWritersocket.getOutputStream;printWriter.writemessage+n\nn;printWriter.flush;}catch lOExceptione//TODO Auto-generated catchblock e.printStackTrace;/***接受服务端消息*/public StringreceiveString message=tryBufferedReader bufferedReader=new BufferedReadernewInputStreamReadersocket.getInputStream;message=bufferedReader.readLine;}catch lOExceptione服务端已断开或未连接!”;return message;服务端package com.insigma mutil;import java.io.BufferedReader;import java.io.lOException;import java.io.InputStreamReader;import java.io.PrintWriter;import java.net.ServerSocket;import java.net.Socket;import javax.swing.JTextArea;public classServerThread extendsThreadprivate Socketsocket=null;private ServerSocketserverSocket=null;privatejavax.swing.JTextAreajTextAreal;public ServerThreadJTextAreajTextArealthis.jText Areal=jTextAreal;publicvoidrun//创建连接serverSocket=new ServerSocketl2344;//监听客户连接socket=serverSocket.accept;String message=null;while true//接受客户请求二message receivesocket;if message!=null!message.equalsnn//显示到消息接收框二二if this.jTextAreal.getText null||this.jTextAreal.getText.equalsnn“客户端+message;}elsethis.jTextAreal.setTextthis.jTextAreal.getText客户端++”\n message;}else”客户端以断开连接或未连接!”;message=ifthis.jText Area
1.getText==null||this.jTextArea
1.getText.equalsnn客户端+message;}else{this.jTextAreal.setTextthis.jText Areal,getText客户端++”\n message;}break;}}catch lOExceptione//TODO Auto-generated catchblocke.printStackTrace;*向客户端发送消息*/publicvoidsendString messagetry PrintWriterprintWriter=new PrintWritersocket.getOutputStream;printWriter.writemessage+n\nn;printWriter.flush;}catch TOExceptione//TODO Auto-generated catchblock e.printStackTrace;/***接受客户端消息*/public StringreceiveSocket socket{”;String message=try BufferedReaderbufferedReader=new BufferedReadernewInputStreamReadersocket.getInputStream;;message=bufferedReader.readLine}catch TOExceptione服务端已断开或未连接!”;return message;服务端界面/**SereveFrame.java**Created on_DATE_,_TIME—*/package com.insigma.frame;import com.insigma mutiLServerThread;/****@author_USER—*/public classServerFrame extendsjavax.swing.JFrame privateServerThread serverThread;/**Creates newform SereveFrame*/public ServerFrameinitComponents;serverThread=new ServerThreadthis.jTextAreal;serverThread.start;/***This methodis calledfrom withinthe constructorto initializethe form.*WARNING:Do NOTmodify thiscode.The contentof thismethodisalways*regenerated bythe FormEditor.*///GEN-BEGIN:initComponents//editor-fold defaultstate=collapsed desc=nGenerated Code〉private voidinitComponentsjScrollPanel=new javax.swing.JScrollPane;jText Areal=new javax.swing.JTextArea;jScrollPane2=new javax.swing.JScrollPane;jTextArea2=new javax.swing.JTextArea;jButtonl=new javax.swing.JButton;jButton!=new javax.swing.JButton;setDefaultCloseOperationjavax.swing.WindowConstants.EXIT_ON_CLOSE;setTitlen\u670d\u52al\u7aef,;setBackgroundnew java.awt.Color153,153,255;jTextAreal.setColumns20;jTextAreal,setRows5;jScrollPane
1.setViewportViewjTextAreal;jTextArea
2.setColumns20;JTextArea
2.setRows5;jScrollPane
2.setViewportViewjTextArea2;jButtonl.setTextH\u53d6\u6d88n;jButton
1.addActionListenernew java.awt.event.ActionListener publicvoid actionPerformedjava.awt.event.ActionEvent evtjB utton1ActionPerformedevt;};jButton
2.setTextn\u53dl\u900r,;jButton
2.addActionListenernew java.awt.event.ActionListener publicvoid actionPerformedjava.awt.event.ActionEvent evtjB utton2ActionPerformedevt;};javax.swing.GroupLayout layout=new javax.swing.GroupLayout getContentPane;getContentPane.setLayoutlayout;layout.setHorizontalGrouplayout.createParallelGroupjavax.swing.GroupLayout.Alignment.LEADING.addGrouplayout.createSequentialGroup.addContainerGapO.addGrouplayout.createParallelGroupjavax.swing.GroupLayout.Alignment.LEADING.addGroupjavax.swing.GroupLayout.Alignment.TRAILING,layout.createSequentialGroup.addComponentjButtonl.addGap18,18,
18.addComponentjButton
2.addGap35,35,
35.addGrouplayout.createSequentialGroupO.addComponentjScrollPanel,javax.swing.GroupLayout.PREFERRED_SIZE,377,javax.swing.GroupLayout.PREFERRED_SIZE.addContainerGapjavax.swing.GroupLayout.DEFAULT_SIZE,Short.MAX_VALUE.addGroupjavax.swing.GroupLayout.Alignment.TRAILING,layout.createSequentialGroupO.addComponentjScrollPane2,javax.swing.GroupLayout.DEFAULT_SIZE,377,Short.MAX_VALUE.addContainerGapO;layout.setVerticalGrouplayout.createParallelGroupjavax.swing.GroupLayout.Alignment.LEADING.addGrouplayout.createSequentialGroupO.addContainerGapO.addComponentjScrollPanel,javax.swing.GroupLayout.PREFERRED_SIZE,242,javax.swing.GroupLayout.PREFERRED_SIZE.addGap18,18,
18.addComponentjScrollPane2,javax.swing.GroupLayout.PREFERRED_SIZE,javax.swing.GroupLayout.DEFAULT_SIZE,javax.swing.GroupLayout.PREFERRED_SIZE.addPreferredGapponentPlacement.RELATED.addGrouplayout.createParallelGroupjavax.swing.GroupLayout.Alignment.BASELINE.addComponentjButton
2.addComponentjButton
1.addContainerGapO;pack;}///editor-fold//GEN-END:initComponents/***取消**@param evt刃private voidjButton1ActionPerformedjava.awt.event.ActionEvent evtthis.jTextArea
2.setText,n;/***发送**@param evt*/private voidjButton2ActionPerformedjava.awt.event.ActionEvent evt//向客户端发消息String message=this.jTextArea
2.getText;”if message!=null[message.equalsserverThread.sendmessage;。