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  • 大小: 8KB
    文件類型: .rar
    金幣: 2
    下載: 1 次
    發(fā)布日期: 2021-05-23
  • 語言: Java
  • 標簽: socket??tcp/ip??報文??

資源簡介

實現(xiàn)了java socket編程基于tcp/ip協(xié)議的簡單服務端,客戶端通信,用于發(fā)送報文,接收解析報文。

資源截圖

代碼片段和文件信息

package?socket;

import?java.io.*;
import?java.net.*;
import?java.util.*;
/**
?*?客戶端
?*?@author?lw
?*
?*/
public?class?Client?{
private?Socket?client;
//報頭標識字段
public?static?Integer?RequestID=88;//長度為4字節(jié)
public?static?Integer?SequenceID=99;
public?static?Integer?PacketLength=0;

public?Client()?throws?UnknownHostException?IOException?{
client?=?new?Socket(“127.0.0.1“?7777);
BufferedOutputStream?bout=new?BufferedOutputStream(client.getOutputStream());?

//將報體字符串轉為字節(jié)流發(fā)送???????????????????
String?message=“你好,java“;????
byte[]?messages?=?message.getBytes(“utf-8“);???

PacketLength=4+4+4+messages.length;
//字段轉換
byte[]?bRequestID=SocketUtil.intToByte(RequestID);
byte[]?bSequenceID=SocketUtil.intToByte(SequenceID);
byte[]?bPacketLength=SocketUtil.intToByte(PacketLength);
System.out.println(“報文長度:“+PacketLength);
//合并字節(jié)數(shù)組
List?header?=?new?ArrayList();
header.add(bPacketLength);
header.add(bRequestID);
header.add(bSequenceID);
byte[]?headerByte=SocketUtil.sysCopy(header);
List?body?=?new?ArrayList();
body.add(headerByte);
body.add(messages);
byte[]?bytes=SocketUtil.sysCopy(body);

System.out.println(“--------開始往服務端寫數(shù)據(jù)-------“);??????????
bout.write(bytes);??????
bout.flush();????
bout.close();
client.close();
System.out.println(“--------數(shù)據(jù)寫入完畢------“);
}

public?static?void?main(String[]?args)?{
try?{
new?Client();
}?catch?(UnknownHostException?e)?{
e.printStackTrace();
}?catch?(IOException?e)?{
e.printStackTrace();
}
}

}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????301??2012-11-13?23:47??socket\.classpath

?????文件????????382??2012-11-13?23:47??socket\.project

?????文件?????????88??2012-11-14?10:08??socket\.settings\org.eclipse.core.resources.prefs

?????文件????????629??2012-11-13?23:47??socket\.settings\org.eclipse.jdt.core.prefs

?????文件???????2648??2012-11-16?11:35??socket\bin\socket\Client.class

?????文件???????2686??2012-11-16?11:34??socket\bin\socket\Server.class

?????文件???????1631??2012-11-16?11:35??socket\bin\socket\SocketUtil.class

?????文件???????1740??2012-11-16?11:35??socket\src\socket\Client.java

?????文件???????2036??2012-11-16?11:34??socket\src\socket\Server.java

?????文件???????1765??2012-11-16?11:35??socket\src\socket\SocketUtil.java

?????目錄??????????0??2012-11-14?09:12??socket\bin\socket

?????目錄??????????0??2012-11-14?09:12??socket\src\socket

?????目錄??????????0??2012-11-14?10:08??socket\.settings

?????目錄??????????0??2012-11-14?09:12??socket\bin

?????目錄??????????0??2012-11-14?09:12??socket\src

?????目錄??????????0??2012-11-14?09:12??socket

-----------?---------??----------?-----??----

????????????????13906????????????????????16


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