📄 in5_simple.htm
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<p class="MsoNormal"><span lang="EN-US"><body bgColor=white></span></p>
<p class="MsoNormal"><span lang="EN-US"><base
href="http://localhost:8080/Simple/HelloWord.jsp"> <form name="HelloWordForm"
method="post"
action="/Simple/HelloWordAction.do;jsessionid=CFFAC422C4A779419348832D588CA5BE"></span></p>
<p class="MsoNormal"><span lang="EN-US"><input type="text"
name="mybeanvariable1" value=""> <input type="submit" value="</span><span style="font-family: 宋体">提交</span><span lang="EN-US">">
<input type="reset" value="</span><span style="font-family: 宋体">重写</span><span lang="EN-US">">
</span></p>
<p class="MsoNormal"><span lang="EN-US"></form></span></p>
<p class="MsoNormal"><span lang="EN-US"></body></span></p>
<p class="MsoNormal"><span lang="EN-US"></html></span></p>
<p class="MsoNormal"><span lang="EN-US"> </span></p>
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<p class="MsoNormal"><span style="font-family: 宋体">生成的源代码如下：</span></p>
<p class="MsoNormal"><span lang="EN-US"><html><head><title></title></span></p>
<p class="MsoNormal"><span lang="EN-US"><base
href="http://localhost:8080/Simple/HelloWordOut.jsp"></span></p>
<p class="MsoNormal"><span lang="EN-US"></head></span></p>
<p class="MsoNormal"><span lang="EN-US"><body bgcolor="white"></span></p>
<p class="MsoNormal"><span lang="EN-US">Hello Word</span></p>
<p class="MsoNormal"><span lang="EN-US"></body></span></p>
<p class="MsoNormal"><span lang="EN-US"></html></span></p>
<p class="MsoNormal"><span lang="EN-US"> </span></p>
<p class="MsoNormal"><span lang="EN-US">[</span><span style="font-family: 宋体">项目文件结构</span><span lang="EN-US">]</span></p>
<p class="MsoNormal"><span lang="EN-US"> </span></p>
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<p class="MsoNormal" style="text-indent: 21.0pt"><span lang="EN-US">config</span><span style="font-family: 宋体">目录下包含了所有的配置文件和</span><span lang="EN-US">Struts</span><span style="font-family: 宋体">标签的描述文件，例如</span><span lang="EN-US">web.xml</span><span style="font-family: 宋体">、</span><span lang="EN-US">struts-config.xml</span><span style="font-family: 宋体">、</span><span lang="EN-US">struts-bean.tld</span><span style="font-family: 宋体">、</span><span lang="EN-US">struts-html.tld</span><span style="font-family: 宋体">、</span><span lang="EN-US">struts-logic.tld</span><span style="font-family: 宋体">和</span><span lang="EN-US">struts-template.tld</span><span style="font-family: 宋体">等文件。</span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span lang="EN-US">lib</span><span style="font-family: 宋体">包含了</span><span lang="EN-US">Struts</span><span style="font-family: 宋体">库文件和带用其它库文件，例如</span><span lang="EN-US">struts.jar</span><span style="font-family: 宋体">、</span><span lang="EN-US">struts-legacy.jar</span><span style="font-family: 宋体">、</span><span lang="EN-US">commons-lang.jar</span><span style="font-family: 宋体">和</span><span lang="EN-US">xerces.jar</span><span style="font-family: 宋体">等文件。</span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span lang="EN-US">src</span><span style="font-family: 宋体">目录下包含了</span><span lang="EN-US">java</span><span style="font-family: 宋体">原文件和资源文件，例如</span><span lang="EN-US">ApplicationResources.properties</span><span style="font-family: 宋体">和</span><span lang="EN-US">ApplicationResources_ch.properties</span><span style="font-family: 宋体">资源文件，前者是英语资源文件，后者是中文资源文件。新建时这个目录里还有一个子目录“</span><span lang="EN-US">emptyprj</span><span style="font-family: 宋体">”，这个名称与建立项目时输入的</span><span lang="EN-US">package</span><span style="font-family: 宋体">名称是一至的。</span><span lang="EN-US">Emptyprj</span><span style="font-family: 宋体">目录下有“</span><span lang="EN-US">filters</span><span style="font-family: 宋体">”、“</span><span lang="EN-US">jdbc</span><span style="font-family: 宋体">”两个子目录，前者是过滤器目录，是中文解决方案，详细分析请看后面的有关滤器程序设计、中文解决方案章节，后者是数据库连接池文件，详细分析请看后面的</span><span lang="EN-US">Struts</span><span style="font-family: 宋体">数据库应用程序设计章节。</span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span lang="EN-US">web</span><span style="font-family: 宋体">目录下包含了</span><span lang="EN-US">JSP</span><span style="font-family: 宋体">、</span><span lang="EN-US">Html</span><span style="font-family: 宋体">等</span><span lang="EN-US">web</span><span style="font-family: 宋体">文件和</span><span lang="EN-US">Web</span><span style="font-family: 宋体">文件用到的图片文件。新建时这个目录是空的。</span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span lang="EN-US">build.xml</span><span style="font-family: 宋体">文件是编译是所需的配置文件，由于</span><span lang="EN-US">JSPStudio</span><span style="font-family: 宋体">采用的是</span><span lang="EN-US">ANT</span><span style="font-family: 宋体">编译器，所以这个文件是</span><span lang="EN-US">JSPStudio</span><span style="font-family: 宋体">项目中必不可少的，它是</span><span lang="EN-US">ANT</span><span style="font-family: 宋体">标准的配置文件，所有的项目目录结构也符合</span><span lang="EN-US">ANT</span><span style="font-family: 宋体">编译器的要求，可见</span><span lang="EN-US">JSPStudio</span><span style="font-family: 宋体">项目与</span><span lang="EN-US">ANT</span><span style="font-family: 宋体">具有非常好的兼容性，这也是</span><span lang="EN-US">JSPStudio</span><span style="font-family: 宋体">的优点之一。</span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span lang="EN-US">hello.prj</span><span style="font-family: 宋体">文件是项目文件，</span><span lang="EN-US">XML</span><span style="font-family: 宋体">结构，内容如下：</span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span lang="EN-US">
<projectname>Simple</projectname></span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span lang="EN-US">
<projecttype>struts</projecttype></span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span lang="EN-US"><title></span><span style="font-family: 宋体">这是一个建立空的</span><span lang="EN-US">Struts</span><span style="font-family: 宋体">普通模板</span><span lang="EN-US"></title></span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span lang="EN-US">
<package>emptyprj</package></span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span lang="EN-US">
<typepath>\Jave Web </span><span style="font-family: 宋体">项目</span><span lang="EN-US">\</span><span style="font-family: 宋体">空的</span><span lang="EN-US">Struts</span><span style="font-family: 宋体">普通模板</span><span lang="EN-US"></typepath></span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span lang="EN-US">
<projectpath>F:\JavaWebStudio\JavaWebStudioWorkDir\Simple</projectpath></span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span lang="EN-US">
<projectname></span><span style="font-family: 宋体">标签内是项目名称；</span><span lang="EN-US"><projecttype></span><span style="font-family: 宋体">标签内是项目的类型，这个标签的内容最好不要改变；</span><span lang="EN-US"><title></span><span style="font-family: 宋体">标签内是项目的简单说明，可根据需要填写；</span><span lang="EN-US"><package></span><span style="font-family: 宋体">标签内是默认的</span><span lang="EN-US">package</span><span style="font-family: 宋体">名称；</span><span lang="EN-US"><typepath></span><span style="font-family: 宋体">标签内是项目模板的相对路径；</span><span lang="EN-US"><projectpath></span><span style="font-family: 宋体">标签内是项目保存的绝对路径。</span></p>
<p class="MsoNormal"><span lang="EN-US"> </span></p>
<p class="MsoNormal"><span lang="EN-US"> </span></p>
<p class="MsoNormal"><span lang="EN-US"> </span></p>
<p class="MsoNormal"><span lang="EN-US">[</span><span style="font-family: 宋体">关键技术</span><span lang="EN-US">]</span></p>
<p class="MsoNormal"><span lang="EN-US"> </span></p>
<p class="MsoNormal" style="text-indent:21.75pt"><span lang="EN-US">Struts</span><span style="font-family: 宋体">使用</span><span lang="EN-US">MVC</span><span style="font-family: 宋体">结构；图</span><span lang="EN-US">2.1</span><span style="font-family: 宋体">所示的逻辑图描述了框架的高层结构。</span></p>
<p class="MsoNormal" style="text-indent:21.75pt"><span style="font-family: 宋体">
我们现在讨论图中的每个元素。</span></p>
<p class="MsoNormal" style="text-indent:21.75pt"><span style="font-family: 宋体">
一个基于</span><span lang="EN-US">Struts</span><span style="font-family: 宋体">的应用程序的表示层</span><span lang="EN-US">(view)</span><span style="font-family: 宋体">使用</span><span lang="EN-US">Struts</span><span style="font-family: 宋体">标签库</span><span lang="EN-US">(taglibs)</span><span style="font-family: 宋体">构建。来自客户的请求被传递给叫</span><span lang="EN-US">ActionServlet</span><span style="font-family: 宋体">的</span><span lang="EN-US">servlet</span><span style="font-family: 宋体">，它作为</span><span lang="EN-US">controller.</span><span style="font-family: 宋体">使用了</span><span lang="EN-US">Struts</span><span style="font-family: 宋体">的应用程序，所有需要通过框架的请求都通过</span><span lang="EN-US">ActionServlet</span><span style="font-family: 宋体">传递。这个</span><span lang="EN-US">ActionServlet</span><span style="font-family: 宋体">把数据从请求传递到</span><span lang="EN-US">ActionForm
JavaBean</span><span style="font-family: 宋体">。</span></p>
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<div>
<p class="MsoNormal"><span lang="EN-US" style="font-size:7.5pt">
ActionMapping<o:p></o:p></span></div>
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ActionForm (</span><span style="font-size:7.5pt;font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"">模型的数据</span><span lang="EN-US" style="font-size:7.5pt">)</span></div>
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