index2a_page7.htm

一个java的web的聊天的程序的客户端

    <td colspan="2" align="center" bgcolor="#666699"><a href="../../1-download/index.htm"><font color="#FFFFFF">网猴下载</font></a></td>
  </tr>
  <tr bgcolor="#FFFFFF"> 
    <td colspan="2">-<a href="../../1-download/page1.htm">网页制作</a></td>
  </tr>
  <tr bgcolor="#FFFFFF"> 
    <td colspan="2">-<font color="#000000"><a href="../../1-download/page2.htm">程序设计</a></font></td>
  </tr>
  <tr bgcolor="#FFFFFF"> 
    <td colspan="2">-<font color="#000000"><a href="../../1-download/page3.htm">网站设计</a></font></td>
  </tr>
  <tr bgcolor="#FFFFFF"> 
    <td colspan="2">-<font color="#000000"><a href="../../1-download/page4.htm">电子商务</a></font> 
    </td>
  </tr>
  <tr> 
    <td colspan="2" align="center" bgcolor="#666699"><a href="../../1-teach/index.htm"><font color="#FFFFFF">实用技巧</font></a></td>
  </tr>
  <tr bgcolor="#FFFFFF"> 
    <td colspan="2">-<a href="../../1-teach/internet/index.htm">Internet应用</a></td>
  </tr>
  <tr bgcolor="#FFFFFF"> 
    <td colspan="2">-<a href="../../1-teach/photoshop/index.html">Photoshop</a></td>
  </tr>
  <tr bgcolor="#FFFFFF"> 
    <td colspan="2">-<a href="../../1-teach/flash/page1.html">Flash</a></td>
  </tr>
  <tr bgcolor="#FFFFFF"> 
    <td colspan="2">-<a href="../../1-teach/asp/index.html">ASP</a></td>
  </tr>
  <tr bgcolor="#FFFFFF"> 
    <td colspan="2">-<a href="../../1-teach/php/index.html">PHP</a></td>
  </tr>
  <tr bgcolor="#FFFFFF"> 
    <td colspan="2">-<a href="../../1-teach/java/index.htm">Java</a></td>
  </tr>
  <tr bgcolor="#FFFFFF"> 
    <td colspan="2">-<a href="../../1-teach/vb/index.htm">VB</a></td>
  </tr>
  <tr bgcolor="#FFFFFF"> 
    <td colspan="2">-<a href="../../1-teach/c/index.htm">C、C++</a></td>
  </tr>
  <tr bgcolor="#FFFFFF"> 
    <td colspan="2">-<a href="../../1-backend/database/php_mysql/index.html">PHP/MySQL</a></td>
  </tr>
  <tr bgcolor="#FFFFFF"> 
    <td colspan="2"><a href="../../1-backend/cgi_perl/perl_beginner/index.html">-Perl</a> 
    </td>
  </tr>
  <tr bgcolor="#FFFFFF"> 
    <td colspan="2">-<a href="../../1-teach/other/index.htm">其它</a> </td>
  </tr>
  <tr> 
    <td colspan="2" bgcolor="#666699"> 
      <div align="center"><font color="#FFFFFF">更多教程</font></div>
    </td>
  </tr>
  <tr bgcolor="#FFFFFF"> 
    <td colspan="2" height="17"><a href="../../1hdml/index.html">-HDML</a></td>
  </tr>
  <tr bgcolor="#FFFFFF"> 
    <td colspan="2" height="23"><font face="宋体"><a href="../../1-backend/database/course/day1_1.html">-网络数据库</a></font></td>
  </tr>
  <tr bgcolor="#FFFFFF"> 
    <td colspan="2" height="14"><a href="../../1-backend/protocols/ping/index.html"><font face="arial, helvetica, sans-serif">-ping</font></a></td>
  </tr>
  <tr bgcolor="#FFFFFF"> 
    <td colspan="2" height="20"><a href="../../1-backend/cgi_perl/search_engine/index.html">-创建搜索引擎</a></td>
  </tr>
  <tr bgcolor="#FFFFFF"> 
    <td colspan="2" height="16">-<a href="../../1adobe/GoLive/index.html">Adobe GoLive</a></td>
  </tr>
  <tr bgcolor="#FFFFFF"> 
    <td colspan="2"><a href="../../1-backend/cgi_perl/templates/index.html">-模板</a></td>
  </tr>
  <tr bgcolor="#666699"> 
    <td colspan="2" align="center"><font color="#FFFFFF">合作伙伴</font></td>
  </tr>
  <tr bgcolor="#FFFFFF"> 
    <td colspan="2" align="left">-<a href="http://www.5dmedia.com/" target="_blank">5D精英网</a></td>
  </tr>
  <tr align="center" bgcolor="#FFFFFF"> 
    <td colspan="2"> <img src="../../Library/front_monkey.gif" width="59" height="68"></td>
  </tr>
  </tbody> 
</table>
<!-- #EndLibraryItem --> </td>
 <!-- End of headlines (column 1: left column) --> <!-- Gutter between columns 1 and 2 --> 
 <td width="10" height="794"><img src="http://www.sohu.com/images/pixel.gif" width=10></td>
 <!-- Search box and directories (columns 2 and 3: middle columns, combined into one) --> 
 <td align=center valign=top width="558"> 
 <div align="left"><!-- #BeginEditable "1" --> 
              <table border="0" cellpadding="3" width="550" celspacing="0">
                <!-- AUTHOR IMAGE --> <!-- BUFFER --> 
                <tr> 
                  <td rowspan="2" width="12"><font face="宋体"><img
    src="http://static.wired.com/webmonkey/images/spacer.gif" width="10" height="1"></font></td>
                  <!-- HEADLINE --> 
                  <td width="494"><font color="#FF3300" size="4" face="宋体"><br>
                    </font><b><b><font face="宋体" color="#ff3300" size="5">第7页：Java的移植性</font><font
    face="宋体" color="#ff3300" size="4"> </font></b></b><font face="宋体"><big><br>
                    </big>作者</font><a href="mailto:[e-mail]"
    title="Send
mail to Brian Slesinsky"><font color="#000000" size="3" face="宋体">Brian Slesinsky</font></a><big><font face="宋体"> 
                    </font></big></td>
                </tr>
                <!-- SEE ALSO LINKS --> 
                <tr> <!-- BODY COPY --> <!-- BUFFER --> 
                  <td valign="top" rowspan="2" width="494" bgcolor="#FFFFFF"><font size="3">这里我们触及<font
    face="宋体">Java</font>移植性方面的一个小小的缺陷。当我在<font
    face="宋体">Mac</font>机上<br>
                    测试该小程序时，每行之间的距离被加倍，很显然，<font face="宋体">Mac</font>机中的<br>
                    <font face="宋体">Netscape </font>将<font face="宋体">return</font>和<font
    face="宋体">newline</font>字符都处理为硬回车。所以我们修改<br>
                    <font face="宋体">run()</font>方法以修正这个毛病。 
                    <p><b><font face="宋体">Chat.java (</font>局部<font face="宋体">):</font></b> 
                    </p>
                    <pre><font face="宋体">
  public void run() {
    try {
      InputStream is = s.getInputStream();
      byte[] buf = new byte[200];

      while(true) {
        int avail = is.available();
        if(avail&lt;1) avail=1;
        if(avail&gt;buf.length) avail=buf.length;
        int bytes_read = is.read(buf,0,avail);<b>
        int j = 0;
        for(int i=0; i&lt;bytes_read; i++) {
          if(buf[i]!='\r') {
            buf[j++] = buf[i];
          }
        }</b>
        ta.appendText(new String(buf, 0, 0, <b>j</b>));
      }
    } catch(Exception e) {
      System.err.print(e);
    }
  }
</font></pre>
                    <p><font face="宋体">(</font>这里是修改后的<a
    href="http://www.hotwired.com/webmonkey/code/97/24/applets/6.html" target="other">小程序</a>。<font
    face="宋体">) </font></p>
                    </font> 
                    <p><font size="3">第<font face="宋体">1</font>页：<a href="index.html">闲聊服务器的<font
    face="宋体">Java</font>客户端</a><br>
                      第<font face="宋体">2</font>页：</font><font size="3" face="宋体"><a
    href="index2a_page2.htm">'Hello World' 测试</a><b><br>
                      </b>第3页：<a href="index2a_page3.htm">设置该'Chat'的面貌</a><br>
                      第4页：<a href="index2a_page4.htm">处理Input事件</a><br>
                      第5页：<a href="index2a_page5.htm">连接到闲聊服务器上</a><br>
                      第6页：<a href="index2a_page6.htm">传输文本</a><br>
                      第7页：<a href="index2a_page7.htm">Java的移植性</a><br>
                      第8页：<a href="index2a_page8.htm">最后的工作</a><br>
                      </font>
                  </td>
                </tr>
              </table>
              <!-- #EndEditable --></div>
 </td>
 <!-- End of search box and directories (columns 2 and 3: middle columns, combined into one) --> 
 <!-- Gutter between columns 3 and 4 --> <!-- Other stuff (column 4: right column) --> 
 <!-- End of other stuff (column 4: right column) --> </tr>
 </table>
<!-- End of table surrounding page contents -->

 <hr noshade size=1 width=700>
 <span class=eng><br>
 Copyright (C) 1998-2000 Internet Technologies China.&nbsp; All rights reserved. 
 </span> 
</center>
</body>
<!-- #EndTemplate --></html>