in5_simple.htm

struts开发实例

<p class="MsoNormal"><span lang="EN-US">&nbsp;&nbsp;&nbsp; </span>
<span style="font-family: 宋体">选择菜单“文件”</span><span lang="EN-US">—</span><span style="font-family: 宋体">“新建”</span><span lang="EN-US">—</span><span style="font-family: 宋体">“新建项目”，弹出新建项目对话框，如图</span><span lang="EN-US">3-1</span><span style="font-family: 宋体">所示：</span></p>
<p class="MsoNormal"><span lang="EN-US"><!--[if gte vml 1]><v:shape
 id="_x0000_s1028" type="#_x0000_t75" style='width:249.75pt;height:155.25pt'>
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</v:shape><![endif]--><![if !vml]><img border=0 width=333 height=207
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<p class="MsoNormal"><span lang="EN-US">&nbsp;</span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span style="font-family: 宋体">
在对话框中选择“空的</span><span lang="EN-US">Struts</span><span style="font-family: 宋体">普通用模板”，在项目名称中输入“</span><span lang="EN-US">Simple</span><span style="font-family: 宋体">”，</span><span lang="EN-US">package 
(</span><span style="font-family: 宋体">包名</span><span lang="EN-US">)</span><span style="font-family: 宋体">和位置（项目的路径）采用默认的值就行，当然也可以根据需要改变。最后点击“确定”按钮完成新项目的建立。</span></p>
<p class="MsoNormal"><span lang="EN-US">&nbsp;</span></p>
<p class="MsoNormal"><span lang="EN-US"><!--[if gte vml 1]><v:shape
 id="_x0000_s1029" type="#_x0000_t75" style='width:408.75pt;height:304.5pt'>
 <v:imagedata src="in5_Simple_files/image009.png" o:title=""/>
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src="in5_Simple_files/image010.jpg" v:shapes="_x0000_s1029"><![endif]></span></p>
<p class="MsoNormal"><span style="font-family: 宋体">从文件管理器中可看出</span><span lang="EN-US">Simple</span><span style="font-family: 宋体">项目的文件结构如下：</span></p>
<p class="MsoNormal"><span lang="EN-US"><!--[if gte vml 1]><v:shape
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src="in5_Simple_files/image012.jpg" v:shapes="_x0000_s1030"><![endif]></span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span lang="EN-US">Simple</span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span lang="EN-US">&nbsp;&nbsp; 
+------config</span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span lang="EN-US">&nbsp;&nbsp; 
+------lib</span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span lang="EN-US">&nbsp;&nbsp; 
+------src</span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span lang="EN-US">&nbsp;&nbsp; 
+------web</span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span lang="EN-US">&nbsp;&nbsp;&nbsp; 
-------build.xml</span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span lang="EN-US">&nbsp;&nbsp;&nbsp; 
-------hello.prj</span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span style="font-family: 宋体">在</span><span lang="EN-US">Simple</span><span style="font-family: 宋体">项目根目录下包含四个子目录和两个文件，这是</span><span lang="EN-US">JSPStudio</span><span style="font-family: 宋体">项目的标准结构，最好不要改变它们默认的名称，否则会出现问题。</span></p>
<p class="MsoNormal"><span lang="EN-US">&nbsp;</span></p>
<p class="MsoNormal"><span lang="EN-US">3</span><span style="font-family: 宋体">、利用</span><span lang="EN-US">Struts</span><span style="font-family: 宋体">文件向导建立新的应用：</span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span style="font-family: 宋体">在</span><span lang="EN-US">JSPStudio</span><span style="font-family: 宋体">文件管理器内点击鼠标右键，在弹出的菜单中选择“</span><span lang="EN-US">Struts</span><span style="font-family: 宋体">文件向导”进入</span><span lang="EN-US">Struts</span><span style="font-family: 宋体">文件向导对话框，也可以选择菜单“文件”</span><span lang="EN-US">—</span><span style="font-family: 宋体">“新建”</span><span lang="EN-US">—</span><span style="font-family: 宋体">“</span>
<span lang="EN-US">Struts</span><span style="font-family: 宋体">文件向导”进入</span><span lang="EN-US">Struts</span><span style="font-family: 宋体">文件向导对话框。如图</span><span lang="EN-US">3-3</span><span style="font-family: 宋体">所示：</span></p>
<p class="MsoNormal"><span lang="EN-US">&nbsp;</span></p>
<p class="MsoNormal"><span lang="EN-US"><!--[if gte vml 1]><v:shape
 id="_x0000_s1031" type="#_x0000_t75" style='width:138pt;height:362.25pt'>
 <v:imagedata src="in5_Simple_files/image013.png" o:title=""/>
</v:shape><![endif]--><![if !vml]><img border=0 width=184 height=483
src="in5_Simple_files/image014.jpg" v:shapes="_x0000_s1031"><![endif]></span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span style="font-family: 宋体">在</span><span lang="EN-US">Struts</span><span style="font-family: 宋体">文件向导对话框</span><span lang="EN-US">JSP</span><span style="font-family: 宋体">文件标签下的文件名输入栏中输入“</span><span lang="EN-US">HellWord</span><span style="font-family: 宋体">”文件名，其它文件采用默认的设置，点击“确定”按钮完成在</span><span lang="EN-US">Struts</span><span style="font-family: 宋体">文件向导。</span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span style="font-family: 宋体">
刷新</span><span lang="EN-US">JSPStudio</span><span style="font-family: 宋体">文件管理器，这时发现</span><span lang="EN-US">web</span><span style="font-family: 宋体">目录下自动生成了两个文件，分别是</span><span lang="EN-US">HellWord.jsp</span><span style="font-family: 宋体">和</span><span lang="EN-US">HellWord.jsp</span><span style="font-family: 宋体">，前者是输入</span><span lang="EN-US">JSP</span><span style="font-family: 宋体">文件，后者是输出</span><span lang="EN-US">JSP</span><span style="font-family: 宋体">文件；</span><span lang="EN-US">src\emptyprj</span><span style="font-family: 宋体">目录下自动生成了两个文件，分别是</span><span lang="EN-US">HellWord 
Action.java</span><span style="font-family: 宋体">和</span><span lang="EN-US">HellWord 
Form.java</span><span style="font-family: 宋体">，前者是</span><span lang="EN-US">Action</span><span style="font-family: 宋体">文件，后者</span><span lang="EN-US">FormAction</span><span style="font-family: 宋体">文件。</span></p>
<p class="MsoNormal"><span lang="EN-US">&nbsp;</span></p>
<p class="MsoNormal"><span lang="EN-US"><!--[if gte vml 1]><v:shape
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 <v:imagedata src="in5_Simple_files/image015.png" o:title=""/>
</v:shape><![endif]--><![if !vml]><img border=0 width=557 height=376
src="in5_Simple_files/image016.jpg" v:shapes="_x0000_s1032"><![endif]></span></p>
<p class="MsoNormal"><span lang="EN-US">&nbsp;</span></p>
<p class="MsoNormal"><span lang="EN-US">4</span><span style="font-family: 宋体">、编译、启动服务器：</span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span lang="EN-US"><!--[if gte vml 1]><v:shape
 id="_x0000_s1033" type="#_x0000_t75" style='width:346.5pt;height:113.25pt'>
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</v:shape><![endif]--><![if !vml]><img border=0 width=462 height=151
src="in5_Simple_files/image018.jpg" v:shapes="_x0000_s1033"><![endif]></span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span style="font-family: 宋体">
点击工具条上的编译按钮或选择菜单“生成”</span><span lang="EN-US">—</span><span style="font-family: 宋体">“编译”开始项目的编译。编译过程和结果在输出栏中显示出来，内容如下：</span></p>
<p class="MsoNormal"><span lang="EN-US">C:\Documents and Settings\Administrator\</span><span style="font-family: 宋体">桌面</span><span lang="EN-US">&gt;F:</span></p>
<p class="MsoNormal"><span lang="EN-US">F:\&gt;cd 
F:\JavaWebStudio\JavaWebStudioWorkDir\Simple </span></p>
<p class="MsoNormal"><span lang="EN-US">
F:\JavaWebStudio\JavaWebStudioWorkDir\Simple&gt;ant -buildfile build.xml </span>
</p>
<p class="MsoNormal"><span lang="EN-US">Buildfile: build.xml</span></p>
<p class="MsoNormal"><span lang="EN-US">prepare:</span></p>
<p class="MsoNormal"><span lang="EN-US">&nbsp;&nbsp;&nbsp; [mkdir] Created dir: 
F:\JavaWebStudio\jakarta-tomcat-5.0.24\webapps\Simple</span></p>
<p class="MsoNormal"><span lang="EN-US">&nbsp;&nbsp;&nbsp;&nbsp; [copy] Copying 2 files to 
F:\JavaWebStudio\jakarta-tomcat-5.0.24\webapps\Simple</span></p>
<p class="MsoNormal"><span lang="EN-US">&nbsp;&nbsp;&nbsp; [mkdir] Created dir: 
F:\JavaWebStudio\jakarta-tomcat-5.0.24\webapps\Simple\WEB-INF</span></p>
<p class="MsoNormal"><span lang="EN-US">&nbsp;&nbsp;&nbsp;&nbsp; [copy] Copying 6 files to 
F:\JavaWebStudio\jakarta-tomcat-5.0.24\webapps\Simple\WEB-INF</span></p>
<p class="MsoNormal"><span lang="EN-US">&nbsp;&nbsp;&nbsp; [mkdir] Created dir: 
F:\JavaWebStudio\jakarta-tomcat-5.0.24\webapps\Simple\WEB-INF\classes</span></p>
<p class="MsoNormal"><span lang="EN-US">&nbsp;&nbsp;&nbsp;&nbsp; [copy] Copying 5 files to 
F:\JavaWebStudio\jakarta-tomcat-5.0.24\webapps\Simple\WEB-INF\classes</span></p>
<p class="MsoNormal"><span lang="EN-US">&nbsp;&nbsp;&nbsp; [mkdir] Created dir: 
F:\JavaWebStudio\jakarta-tomcat-5.0.24\webapps\Simple\WEB-INF\lib</span></p>
<p class="MsoNormal"><span lang="EN-US">&nbsp;&nbsp;&nbsp;&nbsp; [copy] Copying 18 files to 
F:\JavaWebStudio\jakarta-tomcat-5.0.24\webapps\Simple\WEB-INF\lib</span></p>
<p class="MsoNormal"><span lang="EN-US">&nbsp;&nbsp;&nbsp; [mkdir] Created dir: 
F:\JavaWebStudio\JavaWebStudioWorkDir\wars</span></p>
<p class="MsoNormal"><span lang="EN-US">compile:</span></p>
<p class="MsoNormal"><span lang="EN-US">&nbsp;&nbsp;&nbsp; [javac] Compiling 3 source files to
</span></p>
<p class="MsoNormal"><span lang="EN-US">
F:\JavaWebStudio\jakarta-tomcat-5.0.24\webapps\Simple\WEB-INF\classes</span></p>
<p class="MsoNormal"><span lang="EN-US">dist:</span></p>
<p class="MsoNormal"><span lang="EN-US">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; [jar] Building jar: 
F:\JavaWebStudio\JavaWebStudioWorkDir\wars\Simple.war</span></p>
<p class="MsoNormal"><span lang="EN-US">BUILD SUCCESSFUL</span></p>
<p class="MsoNormal"><span lang="EN-US">Total time: 5 seconds</span></p>
<p class="MsoNormal"><span lang="EN-US">&nbsp;&nbsp;&nbsp; </span>
<span style="font-family: 宋体">上述输出表明利用</span><span lang="EN-US">ant </span>
<span style="font-family: 宋体">编译</span><span lang="EN-US">build.xml</span><span style="font-family: 宋体">所设置的项目已成功。把编译结果拷贝到</span><span lang="EN-US">tomcat</span><span style="font-family: 宋体">服务器</span><span lang="EN-US">webapps</span><span style="font-family: 宋体">目录下，并生成打包文件</span><span lang="EN-US">Simple.war</span><span style="font-family: 宋体">。</span></p>
<p class="MsoNormal"><span lang="EN-US">&nbsp;&nbsp;&nbsp; </span></p>
<p class="MsoNormal"><span lang="EN-US">5</span><span style="font-family: 宋体">、启动服务器：</span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span style="font-family: 宋体">
点击工具条上的启动服务器按钮或选择菜单“运行”</span><span lang="EN-US">—</span><span style="font-family: 宋体">“</span>
<span style="font-family: 宋体">启动服务器”启动服务器</span><span lang="EN-US">jakarta-tomcat</span><span style="font-family: 宋体">服务器。内容如下：</span></p>
<p class="MsoNormal"><span lang="EN-US">&nbsp;</span></p>
<p class="MsoNormal"><span lang="EN-US"><!--[if gte vml 1]><v:shape
 id="_x0000_s1034" type="#_x0000_t75" style='width:467.25pt;height:300.75pt'>
 <v:imagedata src="in5_Simple_files/image019.png" o:title=""/>
</v:shape><![endif]--><![if !vml]><img border=0 width=623 height=401
src="in5_Simple_files/image020.jpg" v:shapes="_x0000_s1034"><![endif]></span></p>
<p class="MsoNormal"><span lang="EN-US">&nbsp;</span></p>
<p class="MsoNormal"><span lang="EN-US">6</span><span style="font-family: 宋体">、运行：</span></p>
<p class="MsoNormal"><span lang="EN-US">&nbsp;&nbsp;&nbsp; </span>
<span style="font-family: 宋体">展开文件管理器</span><span lang="EN-US">Simple</span><span style="font-family: 宋体">项目下</span><span lang="EN-US">web</span><span style="font-family: 宋体">目录，可见到</span><span lang="EN-US">HelloWord.jap</span><span style="font-family: 宋体">和</span><span lang="EN-US">HelloWordOut.jsp</span><span style="font-family: 宋体">文件，通过双击打开</span><span lang="EN-US">HelloWord.jap</span><span style="font-family: 宋体">文件，如图所示。编辑窗口分上下两部分，上部分是源程序编辑，下部分是可视化编辑，与</span><span lang="EN-US">Dreamweaver 
MX</span><span style="font-family: 宋体">编辑窗口相似。</span></p>
<p class="MsoNormal"><span lang="EN-US"><!--[if gte vml 1]><v:shape
 id="_x0000_s1035" type="#_x0000_t75" style='width:467.25pt;height:369pt'>
 <v:imagedata src="in5_Simple_files/image021.png" o:title=""/>
</v:shape><![endif]--><![if !vml]><img border=0 width=623 height=492
src="in5_Simple_files/image022.jpg" v:shapes="_x0000_s1035"><![endif]></span></p>
<p class="MsoNormal"><span lang="EN-US">&nbsp;</span></p>
<p class="MsoNormal" style="text-indent: 21.0pt"><span style="font-family: 宋体">
点击工具条上的运行按钮或选择菜单“运行”</span><span lang="EN-US">—</span><span style="font-family: 宋体">“</span>
<span style="font-family: 宋体">运行（</span><span lang="EN-US">web</span><span style="font-family: 宋体">浏览）”这时打开显示出</span><span lang="EN-US">HelloWord.jsp</span><span style="font-family: 宋体">的运行结果。在运行结果页面中的输入框中输入“</span><span lang="EN-US">Hello 
Word</span><span style="font-family: 宋体">”，点击“提交”按钮，这时转发到</span><span lang="EN-US">HelloWordOut.jsp</span><span style="font-family: 宋体">文件，</span><span lang="EN-US">HelloWordOut.jsp</span><span style="font-family: 宋体">页面中输出“</span><span lang="EN-US">Hello 
Word</span><span style="font-family: 宋体">”一词。</span></p>
<p class="MsoNormal"><span lang="EN-US">&nbsp;</span></p>
<p class="MsoNormal"><span lang="EN-US"><!--[if gte vml 1]><v:shape
 id="_x0000_s1036" type="#_x0000_t75" style='width:467.25pt;height:312.75pt'>
 <v:imagedata src="in5_Simple_files/image023.png" o:title=""/>
</v:shape><![endif]--><![if !vml]><img border=0 width=623 height=417
src="in5_Simple_files/image024.jpg" v:shapes="_x0000_s1036"><![endif]></span></p>
<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">&lt;html&gt;&lt;head&gt;&lt;title&gt;&lt;/title&gt;</span></p>
<p class="MsoNormal"><span lang="EN-US">&lt;META http-equiv=Content-Type 
content=&quot;text/html; charset=gb2312&quot;&gt;</span></p>
<p class="MsoNormal"><span lang="EN-US">&lt;/head&gt;</span></p>