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📄 13-浅谈socket编程及java实现(2).htm

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A.black:hover {	COLOR: #000000; TEXT-DECORATION: underline}.navigater {	FONT-SIZE: 12px; COLOR: #333333; LINE-HEIGHT: 19px; TEXT-DECORATION: none}A.navigater:hover {	COLOR: #cc0000}.g1 {	FONT-SIZE: 14px}.g2 {	PADDING-LEFT: 21px; PADDING-TOP: 5px}.g3 {	FONT-WEIGHT: bold; COLOR: #ab6503}.g4 {	COLOR: #ff0000}.img {	BORDER-RIGHT: #800000 1px solid; BORDER-TOP: #800000 1px solid; BORDER-LEFT: #800000 1px solid; BORDER-BOTTOM: #800000 1px solid}.img1 {	BORDER-RIGHT: #000000 1px solid; BORDER-TOP: #000000 1px solid; BORDER-LEFT: #000000 1px solid; BORDER-BOTTOM: #000000 1px solid}.f14 {	FONT-SIZE: 14px; LINE-HEIGHT: 26px}.f20 {	FONT-WEIGHT: bold; FONT-SIZE: 20px}.top_red {	COLOR: #d70709; TEXT-DECORATION: none}.center01 {	COLOR: #000000; LINE-HEIGHT: 20px}.center01 TD {	COLOR: #000000; LINE-HEIGHT: 20px}.center01 A:link {	COLOR: #000000; TEXT-DECORATION: none}.center01 A:visited {	COLOR: #000000; TEXT-DECORATION: none}.center01 A:hover {	COLOR: #2b7128; TEXT-DECORATION: underline}.center02 {	COLOR: #194e00; LINE-HEIGHT: 20px}.center02 TD {	COLOR: #194e00; LINE-HEIGHT: 20px}.center02 A:link {	COLOR: #194e00; TEXT-DECORATION: none}.center02 A:visited {	COLOR: #194e00; TEXT-DECORATION: none}.center02 A:hover {	COLOR: #194e00; TEXT-DECORATION: underline}--></style><TABLE width=760 border=0 align=center cellPadding=0 cellSpacing=0 bgcolor="#F3F3F3" valign="top">	<tr class="center01"> 		<td width="488" style="padding-left:10px;padding-top:10px">			<a href="index.php">连载</a>       &gt; <a href="slist.php?class1=6">程序设计</a>      &gt; <a href="slist.php?class2=7">Java</a>      &gt; <a href="serialize.php?id=387">Java网络编程专辑</a>		</td>		<td width="280" style="padding-left:10px;padding-top:10px">			<div align="center">			<font color=#0000FF><a href='chapter.php?id=387&volume=3&chapter=12'>上一页</a></font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;			<font color=#0000FF><a href="serialize.php?id=387">回书目</a></font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;			<font color=#0000FF><a href='chapter.php?id=387&volume=3&chapter=14'>下一页</a></font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;			</div>		</td>	</tr>	<tr class="center01">		<td colspan="2" align="center" style="padding-left:10px;padding-top:10px">&nbsp;</td>	</tr>	<TBODY>	<TR> 		<TD colspan="2" align=middle>			<BR>			<div style="FONT-SIZE: 18pt; COLOR: #990000; FONT-FAMILY: 楷体_GB2312" align=center><B>Socket套接字</b></div><br><div style="COLOR: #990000; font-family: ; font-size: 18px;宋体;" align=center>浅谈Socket编程及Java实现(2)</div>			<DIV style="PADDING-RIGHT: 10px; PADDING-LEFT: 10px; FONT-SIZE: 10.5pt; COLOR: black; LINE-HEIGHT: 180%" align=left>                         <br>&nbsp;&nbsp;&nbsp;&nbsp;<P>  上面我们看了如何使用Java编写客户端的Socket接口程序,下面我也想简要的谈一谈服务器端的Socket接口程序的Java实现方法,其过程如下所述:<BR><BR>  1、 首先调用ServerSocket类以某个端口号为参数,创建一个ServerSocket对象,即是服务器端的服务程序在该指定端口监听的Socket。<BR><BR>  2、 服务器端程序使用ServerSocket对象的accept()方法,接收来自客户机程序的连接请求,此时服务器端将一直保持停滞状态,直到收到客户端发来的连接请求,此时该方法将返回一个新建的Socket类的实例,代表和客户机建立的通讯链路在服务程序内的通讯端点。如果采用Java的多线程编程方法,可以实现并发服务器,继续监听来自其他客户的连接请求。<BR><BR>  3、 使用新建的Socket对象创建输入、输出流对象。<BR><BR>  4、 使用流对象的方法完成和客户端的数据传输,按约定协议识别并处理来自客户端的请求数据,并把处理的结果返回给客户端。<BR><BR>  5、 客户端工作完毕后,则服务器端程序关闭和客户端通讯的流和通讯的Socket。<BR><BR>  6、 在服务器程序运行结束之间,应当关闭用来监听的Socket.<BR><BR>  下面让我们来看一个服务器端的程序的Java实现:<BR><BR>  代码二:<BR><BR>  import java.net.*; <BR><BR>  import java.io.*; <BR><BR>  public class SocketCommunicationServer <BR><BR>  { <BR><BR>   public static void main(String[] args) <BR><BR>   try <BR><BR>   { <BR><BR>    boolean flag=true;//设置标志位为真 <BR><BR>    Socket client=null;//创建Socket client以接收来自客户端的请求 <BR><BR>    String inputLine; <BR><BR>    ServerSocket serverSocket =new ServerSocket (9000);//以端口9000创建一个服务器Socket <BR><BR>    System.out.println("服务器在端口9000上监听");<BR><BR>    file://也可以使用serverSocket.getLocalPort()来获得端口号 <BR><BR>    while(flag) <BR><BR>    { <BR><BR>     client=serverSocket.accept();<BR><BR>     file://监听并接受与此Socket的连接,该方法会阻塞直到有一个连接产生 <BR><BR>     DataInputStream input=new DataInputStream(new BufferedInputStream(client.getInputStream())); <BR><BR>     PrintStream output=new PrintStream(new BufferedOutputStream(client.getOutputStream()); <BR><BR>     while (( inputLine= input.readLine())!=null) <BR><BR>      { <BR><BR>       if(inputLine.equals("Stop")) <BR><BR>       { <BR><BR>        flag=false; <BR><BR>        break; <BR><BR>       } <BR><BR>       output.println(inputLine); <BR><BR>       output.flush(); <BR><BR>      } <BR><BR>      output.close(); <BR><BR>      input.close(); <BR><BR>      client.close(); <BR><BR>     } <BR><BR>     serverSocket.close(); <BR><BR>     }catch(IOException e){} <BR><BR>    } <BR><BR>   } <BR><BR>  }<BR><BR>以上,我简略的谈了一下Socket编程的机制以及使用Java进行Socket编程的实现方法,希望能对大家有所帮助。</P><br><br>          </DIV>		</TD>	</TR>	<TR> 		<TD class=center01>			<div align="center">来源:天极网 作者:<div>		</TD>		<TD width="280" class=center01>			<div align="center">			<font color=#0000FF><a href='chapter.php?id=387&volume=3&chapter=12'>上一页</a></font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;			<font color=#0000FF><a href="serialize.php?id=387">回书目</a></font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;			<font color=#0000FF><a href='chapter.php?id=387&volume=3&chapter=14'>下一页</a></font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;			</div>		</TD>	</TR>	</TBODY></TABLE><table><tr><td width="760"> <table width="760" height="10" border="0" cellpadding="0" cellspacing="0">                        <tr>                                <td></td>                        </tr>                </table>                <!------------ 评论 ---------------->                <table width="760" border="0" cellpadding="0" cellspacing="0">                        <tr>                                <td><iframe width="100%" id=vs frameborder=0 scrolling=no src="comment_list1.php?id=387"></iframe>                                </td>                        </tr>                </table><br><script language=javascript>function CheckNetwordForm(theForm){        if("" == theForm.content.value)        {                alert("写两句吧~~"); 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