�??xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>&#22269;&#20135;&#31934;&#21697;&#31934;&#21697;&#20037;&#20037;&#20037;&#20037;&#20037;&#44;&#57;&#57;&#57;&#20037;&#20037;&#20037;&#20037;&#20037;&#20037;&#20037;&#54;&#54;&#54;&#54;&#44;&#31934;&#21697;&#31934;&#21697;&#57;&#57;</title><link>http://www.aygfsteel.com/ycyk168/archive/2012/07/24/383890.html</link><dc:creator>零全零美</dc:creator><author>零全零美</author><pubDate>Tue, 24 Jul 2012 15:44:00 GMT</pubDate><guid>http://www.aygfsteel.com/ycyk168/archive/2012/07/24/383890.html</guid><wfw:comment>http://www.aygfsteel.com/ycyk168/comments/383890.html</wfw:comment><comments>http://www.aygfsteel.com/ycyk168/archive/2012/07/24/383890.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/ycyk168/comments/commentRss/383890.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/ycyk168/services/trackbacks/383890.html</trackback:ping><description><![CDATA[<p>&nbsp;&nbsp;&nbsp; �׃��开�?a >www.website371.com</a> �?a >www.modaotea.com</a> 两个�|�站时��用的框架是自己写的，其中有一个工��h��模拟hibernate的思�\�Q�动态生成对象关�p�L�����！中间利用freemarker生成.java�c�！但是始终存在一个很大的问题�Q�就是生成的.java文�g�Q�没有办法直接编译，当然最好的�l�果当然是自动编译后能达成JAR包，直接攑֜�工程里！<br />&nbsp;&nbsp;&nbsp; 研究好了半天�Q�终于找��C���U�解��x��案，既然是用JAVA生成.java文�g自动�~�译�q�打成JAR包，<br />那第一步自然就是用JAVA执行CMD命��o了（注意多个命��o之间要用&#8220;&amp;&amp;&#8221;隔开哦，在这个问题上���费了我很多旉����Q�）<br />�W�二步：利用javac�~�译.java文�g�Q�因.java依赖包过多，如果手写要篏��M���Q�！�q�里正好使用�Q�System.getProperty("java.class.path")�Q?br />�W�三步：利用jar命��o打包<br />全部代码如下�Q?/p>
<div style="border-bottom: #cccccc 1px solid; border-left: #cccccc 1px solid; padding-bottom: 4px; background-color: #eeeeee; padding-left: 4px; width: 98%; padding-right: 5px; font-size: 13px; word-break: break-all; border-top: #cccccc 1px solid; border-right: #cccccc 1px solid; padding-top: 4px"><!--<br /><br />Code highlighting produced by Actipro CodeHighlighter (freeware)<br />http://www.CodeHighlighter.com/<br /><br />--><span style="color: #0000ff">public</span><span style="color: #000000">&nbsp;</span><span style="color: #0000ff">final</span><span style="color: #000000">&nbsp;</span><span style="color: #0000ff">static</span><span style="color: #000000">&nbsp;String&nbsp;FILE_PATH&nbsp;</span><span style="color: #000000">=</span><span style="color: #000000">&nbsp;</span><span style="color: #000000">"</span><span style="color: #000000">d:\\db2java\\</span><span style="color: #000000">"</span><span style="color: #000000">;<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000ff">public</span><span style="color: #000000">&nbsp;</span><span style="color: #0000ff">final</span><span style="color: #000000">&nbsp;</span><span style="color: #0000ff">static</span><span style="color: #000000">&nbsp;String&nbsp;PACKAGE_PATH&nbsp;</span><span style="color: #000000">=</span><span style="color: #000000">&nbsp;</span><span style="color: #000000">"</span><span style="color: #000000">com/zzsb/beans/</span><span style="color: #000000">"</span><span style="color: #000000">;<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000ff">public</span><span style="color: #000000">&nbsp;</span><span style="color: #0000ff">final</span><span style="color: #000000">&nbsp;</span><span style="color: #0000ff">static</span><span style="color: #000000">&nbsp;String&nbsp;CLASS_FILE_PATH&nbsp;</span><span style="color: #000000">=</span><span style="color: #000000">&nbsp;FILE_PATH</span><span style="color: #000000">+</span><span style="color: #000000">"</span><span style="color: #000000">classes</span><span style="color: #000000">"</span><span style="color: #000000">;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;String&nbsp;cmd&nbsp;</span><span style="color: #000000">=</span><span style="color: #000000">&nbsp;</span><span style="color: #000000">"</span><span style="color: #000000">cmd&nbsp;/c&nbsp;cd&nbsp;/d&nbsp;</span><span style="color: #000000">"</span><span style="color: #000000">&nbsp;</span><span style="color: #000000">+</span><span style="color: #000000">&nbsp;FILE_PATH&nbsp;</span><span style="color: #000000">+</span><span style="color: #000000">&nbsp;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #000000">"</span><span style="color: #000000">&nbsp;&amp;&amp;&nbsp;</span><span style="color: #000000">"</span><span style="color: #000000">&nbsp;</span><span style="color: #000000">+</span><span style="color: #000000"><br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #000000">"</span><span style="color: #000000">javac&nbsp;-classpath&nbsp;</span><span style="color: #000000">"</span><span style="color: #000000">+</span><span style="color: #000000">&nbsp;System.getProperty(</span><span style="color: #000000">"</span><span style="color: #000000">java.class.path</span><span style="color: #000000">"</span><span style="color: #000000">)&nbsp;</span><span style="color: #000000">+</span><span style="color: #000000">"</span><span style="color: #000000">&nbsp;</span><span style="color: #000000">"</span><span style="color: #000000">+</span><span style="color: #000000">&nbsp;FILE_PATH</span><span style="color: #000000">+</span><span style="color: #000000">PACKAGE_PATH&nbsp;</span><span style="color: #000000">+</span><span style="color: #000000">&nbsp;</span><span style="color: #000000">"</span><span style="color: #000000">*.java&nbsp;</span><span style="color: #000000">"</span><span style="color: #000000">&nbsp;</span><span style="color: #000000">+</span><span style="color: #000000">&nbsp;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #000000">"</span><span style="color: #000000">&nbsp;&amp;&amp;&nbsp;</span><span style="color: #000000">"</span><span style="color: #000000">&nbsp;</span><span style="color: #000000">+</span><span style="color: #000000"><br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #000000">"</span><span style="color: #000000">jar&nbsp;cf&nbsp;bean-</span><span style="color: #000000">"</span><span style="color: #000000">+</span><span style="color: #000000">TABLE_SCHEMA</span><span style="color: #000000">+</span><span style="color: #000000">"</span><span style="color: #000000">-</span><span style="color: #000000">"</span><span style="color: #000000">+</span><span style="color: #000000">&nbsp;DateUtil.getCurrentDate14()&nbsp;</span><span style="color: #000000">+</span><span style="color: #000000">"</span><span style="color: #000000">.jar&nbsp;</span><span style="color: #000000">"</span><span style="color: #000000">&nbsp;</span><span style="color: #000000">+</span><span style="color: #000000">&nbsp;PACKAGE_PATH</span><span style="color: #000000">+</span><span style="color: #000000">"</span><span style="color: #000000">*.class</span><span style="color: #000000">"</span><span style="color: #000000">&nbsp;</span><span style="color: #000000">+</span><span style="color: #000000"><br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #000000">"</span><span style="color: #000000">&nbsp;&amp;&amp;&nbsp;</span><span style="color: #000000">"</span><span style="color: #000000">&nbsp;</span><span style="color: #000000">+</span><span style="color: #000000"><br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #000000">"</span><span style="color: #000000">jar&nbsp;cf&nbsp;bean-source-</span><span style="color: #000000">"</span><span style="color: #000000">+</span><span style="color: #000000">TABLE_SCHEMA</span><span style="color: #000000">+</span><span style="color: #000000">"</span><span style="color: #000000">-</span><span style="color: #000000">"</span><span style="color: #000000">+</span><span style="color: #000000">&nbsp;DateUtil.getCurrentDate14()&nbsp;</span><span style="color: #000000">+</span><span style="color: #000000">"</span><span style="color: #000000">.jar&nbsp;</span><span style="color: #000000">"</span><span style="color: #000000">&nbsp;</span><span style="color: #000000">+</span><span style="color: #000000">&nbsp;PACKAGE_PATH</span><span style="color: #000000">+</span><span style="color: #000000">"</span><span style="color: #000000">*.java</span><span style="color: #000000">"</span><span style="color: #000000">&nbsp;</span><span style="color: #000000">+</span><span style="color: #000000"><br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #000000">"</span><span style="color: #000000">&nbsp;&amp;&amp;&nbsp;</span><span style="color: #000000">"</span><span style="color: #000000">&nbsp;</span><span style="color: #000000">+</span><span style="color: #000000"><br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #000000">"</span><span style="color: #000000">jar&nbsp;cf&nbsp;bean-all-</span><span style="color: #000000">"</span><span style="color: #000000">+</span><span style="color: #000000">TABLE_SCHEMA</span><span style="color: #000000">+</span><span style="color: #000000">"</span><span style="color: #000000">-</span><span style="color: #000000">"</span><span style="color: #000000">+</span><span style="color: #000000">&nbsp;DateUtil.getCurrentDate14()&nbsp;</span><span style="color: #000000">+</span><span style="color: #000000">"</span><span style="color: #000000">.jar&nbsp;</span><span style="color: #000000">"</span><span style="color: #000000">&nbsp;</span><span style="color: #000000">+</span><span style="color: #000000">&nbsp;PACKAGE_PATH</span><span style="color: #000000">+</span><span style="color: #000000">"</span><span style="color: #000000">*.*</span><span style="color: #000000">"</span><span style="color: #000000">&nbsp;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;System.out.println(cmd);<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Process&nbsp;p&nbsp;</span><span style="color: #000000">=</span><span style="color: #000000">&nbsp;Runtime.getRuntime().exec(cmd);</span></div>
<p><br />可以看一下控制台输出的代码，您就明白了：</p><span id="Codehighlighter1_3529_3744_Open_Text">
<p></span>cmd /c cd /d d:\db2java\ &amp;&amp; javac -classpath E:\job\workspace\DianLiang\WebRoot\WEB-INF\classes;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\acegi-security-1.0.7.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\activation.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\axis.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\axis-ant.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\bonecp-0.7.1.RELEASE.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\commons-attributes-api.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\commons-attributes-compiler.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\commons-beanutils-1.8.3.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\commons-cli-1.2.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\commons-codec-1.3.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\commons-collections-3.2.1.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\commons-configuration-1.4.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\commons-discovery-0.2.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\commons-fileupload-1.2.1.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\commons-io-2.0.1.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\commons-lang-2.5.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\commons-logging.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\commons-pool-1.4.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\ezmorph-1.0.6.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\freemarker.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\guava-r09.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\javassist.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\jaxrpc.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\jdbcspy.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\jodconverter-2.2.2.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\jodconverter-cli-2.2.2.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\json_simple-1.1.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\json-lib-2.2.3-jdk15.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\juh-3.0.1.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\jurt-3.0.1.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\jxl.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\kaptcha-2.3.2.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\log4j-1.2.15.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\mail.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\mysql-connector-java-5.1.13-bin.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\ognl-2.7.3.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\quartz-2.0.1.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\ridl-3.0.1.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\saaj.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\slf4j-api-1.6.1.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\slf4j-jdk14-1.6.1.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\unoil-3.0.1.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\urlrewrite-3.2.0.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\wsdl4j-1.5.1.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\xstream-1.3.1.jar;E:\job\workspace\DianLiang\WebRoot\WEB-INF\lib\bean-dianliang-20120723181047.jar d:\db2java\com/zzsb/beans/*.java&nbsp; &amp;&amp; jar cf bean-dianliang-20120724232924.jar com/zzsb/beans/*.class &amp;&amp; jar cf bean-source-dianliang-20120724232924.jar com/zzsb/beans/*.java &amp;&amp; jar cf bean-all-dianliang-20120724232924.jar com/zzsb/beans/*.*<br /><br />看看System.getProperty()都�ؓ我们提供了什么有用信息吧�Q?br /><br />
<table style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; margin-left: 36pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid" border="1" cellpadding="0">
<tbody>
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<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">java.version</span></p></td>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">Java </span><span style="font-family: 宋体; font-size: 12pt">�q�行时环境版�?/span></p></td></tr>
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<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">java.vendor</span></p></td>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">Java </span><span style="font-family: 宋体; font-size: 12pt">�q�行时环境供应商</span></p></td></tr>
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<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">java.vendor.url</span></p></td>
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<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">java.home</span></p></td>
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<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">java.vm.specification.version</span></p></td>
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<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">java.vm.specification.vendor</span></p></td>
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<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">java.vm.specification.name</span></p></td>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
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<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">java.vm.version</span></p></td>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
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<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">java.vm.vendor</span></p></td>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
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<tr>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">java.vm.name</span></p></td>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">Java </span><span style="font-family: 宋体; font-size: 12pt">虚拟机实现名�U?/span></p></td></tr>
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<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">java.specification.version</span></p></td>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">Java </span><span style="font-family: 宋体; font-size: 12pt">�q�行时环境规范版�?/span></p></td></tr>
<tr>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">java.specification.vendor</span></p></td>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">Java </span><span style="font-family: 宋体; font-size: 12pt">�q�行时环境规范供应商</span></p></td></tr>
<tr>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">java.specification.name</span></p></td>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">Java </span><span style="font-family: 宋体; font-size: 12pt">�q�行时环境规范名�U?/span></p></td></tr>
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<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">java.class.version</span></p></td>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">Java </span><span style="font-family: 宋体; font-size: 12pt">�c�L��式版本号</span></p></td></tr>
<tr>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">java.class.path</span></p></td>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">Java </span><span style="font-family: 宋体; font-size: 12pt">�c��\�?/span></p></td></tr>
<tr>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">java.library.path</span></p></td>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">加蝲库时搜烦的�\径列�?/span></p></td></tr>
<tr>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">java.io.tmpdir</span></p></td>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">默认的��时文件�\�?/span></p></td></tr>
<tr>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">java.compiler</span></p></td>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">要��用的 JIT �~�译器的名称</span></p></td></tr>
<tr>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">java.ext.dirs</span></p></td>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">一个或多个扩展目录的�\�?/span></p></td></tr>
<tr>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">os.name</span></p></td>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">操作�pȝ��的名�U?/span></p></td></tr>
<tr>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">os.arch</span></p></td>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">操作�pȝ��的架�?/span></p></td></tr>
<tr>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">os.version</span></p></td>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">操作�pȝ��的版�?/span></p></td></tr>
<tr>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">file.separator</span></p></td>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">文�g分隔�W�（�?UNIX �pȝ��中是&#8220;/&#8221;�Q?/span></p></td></tr>
<tr>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">path.separator</span></p></td>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">路径分隔�W�（�?UNIX �pȝ��中是&#8220;:&#8221;�Q?/span></p></td></tr>
<tr>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">line.separator</span></p></td>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">行分隔符�Q�在 UNIX �pȝ��中是&#8220;/n&#8221;�Q?/span></p></td></tr>
<tr>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">user.name</span></p></td>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">用户的�̎户名�U?/span></p></td></tr>
<tr>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">user.home</span></p></td>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">用户的主目录</span></p></td></tr>
<tr>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">user.dir</span></p></td>
<td style="border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0.75pt; padding-left: 0.75pt; padding-right: 0.75pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0.75pt">
<p style="text-align: left" align="left"><span style="font-family: 宋体; font-size: 12pt">用户的当前工作目�?/span></p></td></tr></tbody></table>本文所提供的方法解决了使用JAVA动态编译现有工�E�中的源文�g的简便方法，���Z��说一下有�I�可以去<a >www.modaotea.com</a> 喝茶�Q�老板��Z��错，对茶�q�块很专业，不像我这�U�苦逼的�E�序员，无聊透顶啊！<br />文章原创�Q��{载请以超链接形式标明文章原始出处和作�?/p>  <img src ="http://www.aygfsteel.com/ycyk168/aggbug/383890.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/ycyk168/" target="_blank">零全零美</a> 2012-07-24 23:44 <a href="http://www.aygfsteel.com/ycyk168/archive/2012/07/24/383890.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>[原创]正则表达式学习笔�?5):分组、捕��h��分�l�和非捕��h��分�l?/title><link>http://www.aygfsteel.com/ycyk168/archive/2009/10/25/299659.html</link><dc:creator>零全零美</dc:creator><author>零全零美</author><pubDate>Sun, 25 Oct 2009 05:01:00 GMT</pubDate><guid>http://www.aygfsteel.com/ycyk168/archive/2009/10/25/299659.html</guid><wfw:comment>http://www.aygfsteel.com/ycyk168/comments/299659.html</wfw:comment><comments>http://www.aygfsteel.com/ycyk168/archive/2009/10/25/299659.html#Feedback</comments><slash:comments>2</slash:comments><wfw:commentRss>http://www.aygfsteel.com/ycyk168/comments/commentRss/299659.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/ycyk168/services/trackbacks/299659.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 问题提出�Q�将格式为："25/10/2009"的时间�{换�ؓ"2009-10-25"的格�?<br>问题分析�Q?<br>1、年�?009、月�?0、日25应该做�ؓ一个独立的单位�Q�这��h��们可以直接知道什么地方匹配的是年、月�q�是�?<br>2、可以用\d\d\d\d来匹配年份，用\d\d来匹配月份，用\d\d来匹配日
<br>3、应该可以有一个地方存储匹配过的结果，以便于�{�?<br>解决问题所必须知道的：
<br>1、分�l�就是将若干单位(可以是字�W�，正则表达式等�{?�l�织在一��P��成�ؓ一个独立的单元�Q?<br>   该单位可以跟独立的字�W�一��P��受量词的控制�Q�分�l����?)表示
<br>2、分�l�分为捕��h��分�l�和非捕��h��分�l�，���单的说捕��h��分�l�就是捕获分�l�所匚w��的内�Ҏ��且存储在某个地方�Q�以便下�ơ��用，捕获性分�l�以(...)表示,有些地方���取得捕��h��分�l�所匚w���l�果的过�E�称之�ؓ"反向引用",非捕��h��分�l�不捕获分组所匚w��的内容，当然也就得不到匹配的�l�果,非捕��h��分�l�以(?:...)表示�Q�在一些只需要分�l�匹配但是�ƈ不需要得到各个分�l�匹配的�l�果�Ӟ��使用非捕��h��分�l�可以提供匹配速度�?<br>3、在JavaScr&nbsp;&nbsp;<a href='http://www.aygfsteel.com/ycyk168/archive/2009/10/25/299659.html'>阅读全文</a><img src ="http://www.aygfsteel.com/ycyk168/aggbug/299659.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/ycyk168/" target="_blank">零全零美</a> 2009-10-25 13:01 <a href="http://www.aygfsteel.com/ycyk168/archive/2009/10/25/299659.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>正则表达式学习笔讎ͼ�4�Q?贪婪、惰性和支配量词</title><link>http://www.aygfsteel.com/ycyk168/archive/2009/01/07/250323.html</link><dc:creator>零全零美</dc:creator><author>零全零美</author><pubDate>Wed, 07 Jan 2009 06:54:00 GMT</pubDate><guid>http://www.aygfsteel.com/ycyk168/archive/2009/01/07/250323.html</guid><wfw:comment>http://www.aygfsteel.com/ycyk168/comments/250323.html</wfw:comment><comments>http://www.aygfsteel.com/ycyk168/archive/2009/01/07/250323.html#Feedback</comments><slash:comments>3</slash:comments><wfw:commentRss>http://www.aygfsteel.com/ycyk168/comments/commentRss/250323.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/ycyk168/services/trackbacks/250323.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 贪婪量词�Q?<br>    先看整个字符串是不是一个匹配。如果没有发现匹配，它去掉最后字�W�串中的最后一个字�W�，�q�再�ơ尝试。如果还是没有发现匹配，那么    再次��L��最后一个字�W�串�Q�这个过�E�会一直重复直到发��C��个匹配或者字�W�串不剩��M��字符。简单量词都是贪婪量词�?<br>
<br>惰性量词：
<br>    先看字符串中的第一个字母是不是一个匹配，如果单独着一个字�W�还不够�Q�就��d��下一个字�W�，�l�成两个字符的字�W�串。如果还没有发现匚w���Q�惰性量词���l�从字符串中��d��字符直到发现一个匹配或者整个字�W�串都检查过也没有匹配。惰性量词和贪婪量词的工作方式恰好相反�?<br>
<br>支配量词�Q?<br>     只尝试匹配整个字�W�串。如果整个字�W�串不能产生匚w���Q�不做进一步尝试�?nbsp;&nbsp;<a href='http://www.aygfsteel.com/ycyk168/archive/2009/01/07/250323.html'>阅读全文</a><img src ="http://www.aygfsteel.com/ycyk168/aggbug/250323.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/ycyk168/" target="_blank">零全零美</a> 2009-01-07 14:54 <a href="http://www.aygfsteel.com/ycyk168/archive/2009/01/07/250323.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>正则表达式学习笔讎ͼ�3�Q?���单量�?/title><link>http://www.aygfsteel.com/ycyk168/archive/2008/11/29/243413.html</link><dc:creator>零全零美</dc:creator><author>零全零美</author><pubDate>Sat, 29 Nov 2008 06:13:00 GMT</pubDate><guid>http://www.aygfsteel.com/ycyk168/archive/2008/11/29/243413.html</guid><wfw:comment>http://www.aygfsteel.com/ycyk168/comments/243413.html</wfw:comment><comments>http://www.aygfsteel.com/ycyk168/archive/2008/11/29/243413.html#Feedback</comments><slash:comments>3</slash:comments><wfw:commentRss>http://www.aygfsteel.com/ycyk168/comments/commentRss/243413.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/ycyk168/services/trackbacks/243413.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 量词用于指定特定模式出现的次敎ͼ��q�个�ơ数可以是硬性的�Q�如某个字符应该出现4�ơ，如果没有出现四次���是错的�Q�也可以是��Y性的�Q�如某个字符应该出现0�?�ơ，意思是该字�W�可以出玎ͼ�也可以不出现�Q�可以出��C���ơ，两次�Q�也可以出现三次�Q�四�ơ�?nbsp;&nbsp;<a href='http://www.aygfsteel.com/ycyk168/archive/2008/11/29/243413.html'>阅读全文</a><img src ="http://www.aygfsteel.com/ycyk168/aggbug/243413.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/ycyk168/" target="_blank">零全零美</a> 2008-11-29 14:13 <a href="http://www.aygfsteel.com/ycyk168/archive/2008/11/29/243413.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>正则表达式学习笔讎ͼ�2�Q?多选结�?-匚w����L��子表辑ּ�</title><link>http://www.aygfsteel.com/ycyk168/archive/2008/11/21/241845.html</link><dc:creator>零全零美</dc:creator><author>零全零美</author><pubDate>Fri, 21 Nov 2008 05:44:00 GMT</pubDate><guid>http://www.aygfsteel.com/ycyk168/archive/2008/11/21/241845.html</guid><wfw:comment>http://www.aygfsteel.com/ycyk168/comments/241845.html</wfw:comment><comments>http://www.aygfsteel.com/ycyk168/archive/2008/11/21/241845.html#Feedback</comments><slash:comments>2</slash:comments><wfw:commentRss>http://www.aygfsteel.com/ycyk168/comments/commentRss/241845.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/ycyk168/services/trackbacks/241845.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要:    "|"�Q�意思是"�?�Q�他可以把多个子表达式组合成一个�ȝ��表达式，而这个总表辑ּ�拥有子表辑ּ�的全部能�?nbsp;&nbsp;<a href='http://www.aygfsteel.com/ycyk168/archive/2008/11/21/241845.html'>阅读全文</a><img src ="http://www.aygfsteel.com/ycyk168/aggbug/241845.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/ycyk168/" target="_blank">零全零美</a> 2008-11-21 13:44 <a href="http://www.aygfsteel.com/ycyk168/archive/2008/11/21/241845.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>正则表达式学习笔讎ͼ�1�Q?行的开始和�l�束、字�W�组、连字符、脱字符、用"."��d��配�Q意字�W?/title><link>http://www.aygfsteel.com/ycyk168/archive/2008/11/19/241464.html</link><dc:creator>零全零美</dc:creator><author>零全零美</author><pubDate>Wed, 19 Nov 2008 11:36:00 GMT</pubDate><guid>http://www.aygfsteel.com/ycyk168/archive/2008/11/19/241464.html</guid><wfw:comment>http://www.aygfsteel.com/ycyk168/comments/241464.html</wfw:comment><comments>http://www.aygfsteel.com/ycyk168/archive/2008/11/19/241464.html#Feedback</comments><slash:comments>6</slash:comments><wfw:commentRss>http://www.aygfsteel.com/ycyk168/comments/commentRss/241464.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/ycyk168/services/trackbacks/241464.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 行的开始和�l�束 开始符��P��^ �l�束�W�号�Q?  如：^cat 应该理解��Z��c作�ؓ一行的�W�一个字�W�，紧接着是a�Q�然后是t
<br>例如�Q�String str = "catabdcatdetfcat"
<br>^cat : 验证该行以c开头紧接着是a�Q�然后是t
<br>cat$ : 验证该行以t�l�尾倒数�W�二个字�W��ؓa倒数�W�三个字�W��ؓc
<br>^cat$: 以c开头接着是a->t然后是行�l�束�Q�只有cat三个字母的数据行
<br>^$   : 开头之后马上结束：�I�白行，不包括�Q何字�W?<br>^    : 行的开��_��可以匚w����M��行，因�ؓ每个行都有行开�?<br>&nbsp;&nbsp;<a href='http://www.aygfsteel.com/ycyk168/archive/2008/11/19/241464.html'>阅读全文</a><img src ="http://www.aygfsteel.com/ycyk168/aggbug/241464.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/ycyk168/" target="_blank">零全零美</a> 2008-11-19 19:36 <a href="http://www.aygfsteel.com/ycyk168/archive/2008/11/19/241464.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item></channel></rss>                                                             <footer>
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