j-j2me-7-2.shtml

这是一本介绍J2ME 编程的书籍,里面有具体的实现过程讲解,是很好的入门书籍

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  <td width="*" valign="bottom" align="right"><a border="0" href="../tutorial.zip"><img alt="下载教程 zip 文件" border="0" src="../i/icon-zip.gif" width="38" height="26"></a><a href=../tutorial_eng/index.shtml target=_blank><img alt="英文原文" border="0" src="../i/icon-source.gif" width="43" height="26"></a></td></tr><tr><td height="2" colspan="2"><img height="2" width="1" src="../i/c.gif"></td></tr></table><TABLE border="0" cellpadding="0" cellspacing="0" width="100%"><TR><TD width="150" height="1" bgcolor="#000000" colspan="6"><IMG alt="" height="1" width="150" src="../i/c.gif"></TD></TR><TR><TD background="../i/sw-gold.gif"><a border="0" href="index.shtml" onMouseOver="iOver('topmain'); iOver('bottommain'); self.status=mainblurb; return true;" onMouseOut="iOut('topmain'); iOut('bottommain'); self.status=''; return true;"><img alt="主菜单" border="0" src="../i/main.gif" name="topmain" width="77" height="15"></a></TD><TD background="../i/sw-gold.gif"><a border="0" onMouseOver="iOver('topsection'); iOver('bottomsection'); self.status=sectionblurb; return true;" onMouseOut="iOut('topsection'); iOut('bottomsection'); self.status=''; return true;" href="index7.shtml"><img alt="章节菜单" border="0" src="../i/section.gif" name="topsection" width="98" height="15"></a></TD><TD background="../i/sw-gold.gif"><a border="0" onMouseOver="iOver('topfeedback'); iOver('bottomfeedback'); self.status=feedbackblurb; return true;" onMouseOut="iOut('topfeedback'); iOut('bottomfeedback'); self.status=''; return true;" href="j-j2me-12-3.shtml"><img alt="给出此教程的反馈意见" border="0" src="../i/feedback.gif" name="topfeedback" width="80" height="15"></a></TD><TD width="100%" background="../i/sw-gold.gif"><img src="../i/c.gif" width="1" height="1"></TD><TD background="../i/sw-gold.gif"><a border="0" onMouseOver="iOver('topprevious'); iOver('bottomprevious'); self.status=previousblurb; return true;" onMouseOut="iOut('topprevious'); iOut('bottomprevious'); self.status=''; return true;" href="j-j2me-7-1.shtml"><img alt="上一屏" border="0" src="../i/previous.gif" name="topprevious" width="77" height="15"></a></TD><TD background="../i/sw-gold.gif"><a border="0" onMouseOver="iOver('topnext'); iOver('bottomnext'); self.status=nextblurb; return true;" onMouseOut="iOut('topnext'); iOut('bottomnext'); self.status=''; return true;" href="j-j2me-7-3.shtml"><img alt="下一屏" border="0" src="../i/next.gif" name="topnext" width="60" height="15"></a></TD></TR></TABLE><table bgcolor="ffffff" cellspacing="0" cellpadding="2" border="0" height="400" width="100%"><tr valign="bottom"><a name="navskip"></a><td height="25" colspan="4"><img border="0" height="25" width="562" src="imagemaster/titlebar7.jpg" alt="第七章：CLDC API"></td></tr><tr><td bgcolor="ffffff" width="15">&nbsp;</td><td bgcolor="ffffff" width="12">&nbsp;</td><td valign="top" align="left" bgcolor="ffffff" width="*"><p><br x="7"><table cellspacing="0" cellpadding="0" border="0"><tr><td width="90%"><font size="4" face="Verdana, Arial, Helvetica"><b>java.lang</b></font></td><td width="200" align="right"><nobr><font size="1" face="Verdana, Arial, Helvetica">第 2 页（共 11 页）</font></nobr></td></tr></table><br x="7"><br x="7">
        <p><font size="2" face="Verdana, Arial, Helvetica">CLDC <code style="font-family: Courier New, Courier, monospace; font-size: 12">java.lang</code>   
        软件包是 J2SE <code style="font-family: Courier New, Courier, monospace; font-size: 12">java.lang</code> 软件包的一个子集。与 J2SE 相比，它最引人注目的可能便是冗长的浮点操作了，特别是浮点  
        (<code style="font-family: Courier New, Courier, monospace; font-size: 12">Float</code>)  
        和双精度 (<code style="font-family: Courier New, Courier, monospace; font-size: 12">Double</code>)  
        类。如果使用浮点的话，这些冗余将涉及到所有其它的类。</font></p> 
        <p><font size="2">相对于 J2SE v1.3 API，CLDC API 中删去了几个其它的类。其中包括 <code style="font-family: Courier New, Courier, monospace; font-size: 12">ClassLoader</code>、<code style="font-family: Courier New, Courier, monospace; font-size: 12">Compiler</code>、<code style="font-family: Courier New, Courier, monospace; font-size: 12">InheritableThreadLocal</code>、<code style="font-family: Courier New, Courier, monospace; font-size: 12">Number</code>、<code style="font-family: Courier New, Courier, monospace; font-size: 12">Package</code>、<code style="font-family: Courier New, Courier, monospace; font-size: 12">Process</code>、<code style="font-family: Courier New, Courier, monospace; font-size: 12">RuntimePermission</code>、<code style="font-family: Courier New, Courier, monospace; font-size: 12">SecurityManager</code>、<code style="font-family: Courier New, Courier, monospace; font-size: 12">StrictMath</code>、<code style="font-family: Courier New, Courier, monospace; font-size: 12">ThreadGroup</code>、<code style="font-family: Courier New, Courier, monospace; font-size: 12">ThreadLocal</code><code style="font-size: 12">  
        </code> 和 <code style="font-family: Courier New, Courier, monospace; font-size: 12">Void</code>。 
</p><p>我们描述了可从下面几页表中的 CLDC <code style="font-family: Courier New, Courier, monospace; font-size: 12">java.lang  
        </code> 软件包中获取的主要的类。Java 开发人员对所有这些类的使用都应该是非常熟悉了。 
</p><p>除这些核心类之外，您还将看到 CLDC 支持的 <code style="font-family: Courier New, Courier, monospace; font-size: 12">Runnable  
        </code>接口，正象 <code style="font-family: Courier New, Courier, monospace; font-size: 12">Exception</code>  
        、<code style="font-family: Courier New, Courier, monospace; font-size: 12">Error</code>  
        和其它有关的类一样。
</p><br x="7"></font></td></tr></table><TABLE border="0" cellpadding="0" cellspacing="0" width="100%"><TR><TD background="../i/sw-gold.gif"><a border="0" href="index.shtml" onMouseOver="iOver('topmain'); iOver('bottommain'); self.status=mainblurb; return true;" onMouseOut="iOut('topmain'); iOut('bottommain'); self.status=''; return true;"><img alt="主菜单" border="0" src="../i/main.gif" name="bottommain" width="77" height="15"></a></TD><TD background="../i/sw-gold.gif"><a border="0" onMouseOver="iOver('topsection'); iOver('bottomsection'); self.status=sectionblurb; return true;" onMouseOut="iOut('topsection'); iOut('bottomsection'); self.status=''; return true;" href="index7.shtml"><img alt="章节菜单" border="0" src="../i/section.gif" name="bottomsection" width="98" height="15"></a></TD><TD background="../i/sw-gold.gif"><a border="0" onMouseOver="iOver('topfeedback'); iOver('bottomfeedback'); self.status=feedbackblurb; return true;" onMouseOut="iOut('topfeedback'); iOut('bottomfeedback'); self.status=''; return true;" href="j-j2me-12-3.shtml"><img alt="给出此教程的反馈意见" border="0" src="../i/feedback.gif" name="bottomfeedback" width="80" height="15"></a></TD><TD width="100%" background="../i/sw-gold.gif"><img src="../i/c.gif" width="1" height="1"></TD><TD background="../i/sw-gold.gif"><a border="0" onMouseOver="iOver('topprevious'); iOver('bottomprevious'); self.status=previousblurb; return true;" onMouseOut="iOut('topprevious'); iOut('bottomprevious'); self.status=''; return true;" href="j-j2me-7-1.shtml"><img alt="上一屏" border="0" src="../i/previous.gif" name="bottomprevious" width="77" height="15"></a></TD><TD background="../i/sw-gold.gif"><a border="0" onMouseOver="iOver('topnext'); iOver('bottomnext'); self.status=nextblurb; return true;" onMouseOut="iOut('topnext'); iOut('bottomnext'); self.status=''; return true;" href="j-j2me-7-3.shtml"><img alt="下一屏" border="0" src="../i/next.gif" name="bottomnext" width="60" height="15"></a></TD></TR><TR><TD width="150" height="1" bgcolor="#000000" colspan="6"><IMG alt="" height="1" width="150" src="../i/c.gif"></TD></TR></TABLE><!--#include virtual="/developerWorks/inc/tuto-inc/tuto-footer.inc" --></body></html>