📄 为struts 2_0做好准备 - max on java - blogjava.htm
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<P>右键点击Struts2_HelloWorld\Java Resources: src，出现如图18所示菜单<BR><IMG id=IMG19
alt="图18 新建菜单"
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/o_image037.png"><BR>图18
新建菜单"<BR>点击“New\Package”，出现如图19所示对话框<BR></P>
<P><IMG id=IMG20 alt=图19新建Java类包对话框
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/o_image039.png"><BR>图19新建Java类包对话框<BR>在“Name”键入tutorial，点击“Finish”关闭对话框。
</P>
<LI>新建HelloWorld.java文件
<P>右键点击Struts2_HelloWorld\Java Resources: src\tutorial，出现如图20所示菜单<BR><IMG
id=IMG21 alt="图20 新建菜单"
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/o_image041.png"><BR>图20
新建菜单<BR>点击“New\Class”，出现如图21所示对话框 </P>
<P><IMG id=IMG22 alt="图21 新建Java类对话框"
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/o_image043.png"><BR>图21
新建Java类对话框<BR>在“Name”中键入HelloWorld，在“Superclass”中键入com.opensymphony.xwork2.ActionSupport，点击“Finish”关闭对话框。将HelloWorld.java的内容修改为：<BR></P>
<DIV
style="BORDER-RIGHT: #cccccc 1px solid; PADDING-RIGHT: 5px; BORDER-TOP: #cccccc 1px solid; PADDING-LEFT: 4px; FONT-SIZE: 13px; PADDING-BOTTOM: 4px; BORDER-LEFT: #cccccc 1px solid; WIDTH: 98%; WORD-BREAK: break-all; PADDING-TOP: 4px; BORDER-BOTTOM: #cccccc 1px solid; BACKGROUND-COLOR: #eeeeee"><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/None.gif"
align=top><SPAN style="COLOR: #0000ff">package</SPAN><SPAN
style="COLOR: #000000"> tutorial;<BR><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/None.gif"
align=top><BR><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/None.gif"
align=top></SPAN><SPAN style="COLOR: #0000ff">import</SPAN><SPAN
style="COLOR: #000000"> com.opensymphony.xwork2.ActionSupport;<BR><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/None.gif"
align=top><BR><IMG id=Codehighlighter1_112_328_Open_Image
onclick="this.style.display='none'; Codehighlighter1_112_328_Open_Text.style.display='none'; Codehighlighter1_112_328_Closed_Image.style.display='inline'; Codehighlighter1_112_328_Closed_Text.style.display='inline';"
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/ExpandedBlockStart.gif"
align=top><IMG id=Codehighlighter1_112_328_Closed_Image
style="DISPLAY: none"
onclick="this.style.display='none'; Codehighlighter1_112_328_Closed_Text.style.display='none'; Codehighlighter1_112_328_Open_Image.style.display='inline'; Codehighlighter1_112_328_Open_Text.style.display='inline';"
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/ContractedBlock.gif"
align=top></SPAN><SPAN style="COLOR: #0000ff">public</SPAN><SPAN
style="COLOR: #000000"> </SPAN><SPAN
style="COLOR: #0000ff">class</SPAN><SPAN
style="COLOR: #000000"> HelloWorld </SPAN><SPAN
style="COLOR: #0000ff">extends</SPAN><SPAN
style="COLOR: #000000"> ActionSupport </SPAN><SPAN
id=Codehighlighter1_112_328_Closed_Text
style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/dot.gif"></SPAN><SPAN
id=Codehighlighter1_112_328_Open_Text><SPAN style="COLOR: #000000">{<BR><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/InBlock.gif"
align=top> </SPAN><SPAN
style="COLOR: #0000ff">private</SPAN><SPAN
style="COLOR: #000000"> String name;<BR><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/InBlock.gif"
align=top> <BR><IMG
id=Codehighlighter1_163_181_Open_Image
onclick="this.style.display='none'; Codehighlighter1_163_181_Open_Text.style.display='none'; Codehighlighter1_163_181_Closed_Image.style.display='inline'; Codehighlighter1_163_181_Closed_Text.style.display='inline';"
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/ExpandedSubBlockStart.gif"
align=top><IMG id=Codehighlighter1_163_181_Closed_Image
style="DISPLAY: none"
onclick="this.style.display='none'; Codehighlighter1_163_181_Closed_Text.style.display='none'; Codehighlighter1_163_181_Open_Image.style.display='inline'; Codehighlighter1_163_181_Open_Text.style.display='inline';"
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/ContractedSubBlock.gif"
align=top> </SPAN><SPAN
style="COLOR: #0000ff">public</SPAN><SPAN
style="COLOR: #000000"> String getName() </SPAN><SPAN
id=Codehighlighter1_163_181_Closed_Text
style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/dot.gif"></SPAN><SPAN
id=Codehighlighter1_163_181_Open_Text><SPAN style="COLOR: #000000">{<BR><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/InBlock.gif"
align=top> </SPAN><SPAN
style="COLOR: #0000ff">return</SPAN><SPAN
style="COLOR: #000000"> name;<BR><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/ExpandedSubBlockEnd.gif"
align=top> }</SPAN></SPAN><SPAN
style="COLOR: #000000"><BR><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/InBlock.gif"
align=top> <BR><IMG
id=Codehighlighter1_219_242_Open_Image
onclick="this.style.display='none'; Codehighlighter1_219_242_Open_Text.style.display='none'; Codehighlighter1_219_242_Closed_Image.style.display='inline'; Codehighlighter1_219_242_Closed_Text.style.display='inline';"
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/ExpandedSubBlockStart.gif"
align=top><IMG id=Codehighlighter1_219_242_Closed_Image
style="DISPLAY: none"
onclick="this.style.display='none'; Codehighlighter1_219_242_Closed_Text.style.display='none'; Codehighlighter1_219_242_Open_Image.style.display='inline'; Codehighlighter1_219_242_Open_Text.style.display='inline';"
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/ContractedSubBlock.gif"
align=top> </SPAN><SPAN
style="COLOR: #0000ff">public</SPAN><SPAN
style="COLOR: #000000"> </SPAN><SPAN
style="COLOR: #0000ff">void</SPAN><SPAN
style="COLOR: #000000"> setName(String name) </SPAN><SPAN
id=Codehighlighter1_219_242_Closed_Text
style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/dot.gif"></SPAN><SPAN
id=Codehighlighter1_219_242_Open_Text><SPAN style="COLOR: #000000">{<BR><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/InBlock.gif"
align=top> </SPAN><SPAN
style="COLOR: #0000ff">this</SPAN><SPAN
style="COLOR: #000000">.name </SPAN><SPAN
style="COLOR: #000000">=</SPAN><SPAN
style="COLOR: #000000"> name;<BR><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/ExpandedSubBlockEnd.gif"
align=top> }</SPAN></SPAN><SPAN
style="COLOR: #000000"><BR><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/InBlock.gif"
align=top> <BR><IMG
id=Codehighlighter1_271_326_Open_Image
onclick="this.style.display='none'; Codehighlighter1_271_326_Open_Text.style.display='none'; Codehighlighter1_271_326_Closed_Image.style.display='inline'; Codehighlighter1_271_326_Closed_Text.style.display='inline';"
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/ExpandedSubBlockStart.gif"
align=top><IMG id=Codehighlighter1_271_326_Closed_Image
style="DISPLAY: none"
onclick="this.style.display='none'; Codehighlighter1_271_326_Closed_Text.style.display='none'; Codehighlighter1_271_326_Open_Image.style.display='inline'; Codehighlighter1_271_326_Open_Text.style.display='inline';"
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/ContractedSubBlock.gif"
align=top> </SPAN><SPAN
style="COLOR: #0000ff">public</SPAN><SPAN
style="COLOR: #000000"> String execute() </SPAN><SPAN
id=Codehighlighter1_271_326_Closed_Text
style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/dot.gif"></SPAN><SPAN
id=Codehighlighter1_271_326_Open_Text><SPAN style="COLOR: #000000">{<BR><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/InBlock.gif"
align=top> name </SPAN><SPAN
style="COLOR: #000000">=</SPAN><SPAN
style="COLOR: #000000"> </SPAN><SPAN
style="COLOR: #000000">"</SPAN><SPAN
style="COLOR: #000000">Hello, </SPAN><SPAN
style="COLOR: #000000">"</SPAN><SPAN
style="COLOR: #000000"> </SPAN><SPAN
style="COLOR: #000000">+</SPAN><SPAN
style="COLOR: #000000"> name </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">; <BR><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/InBlock.gif"
align=top> </SPAN><SPAN
style="COLOR: #0000ff">return</SPAN><SPAN
style="COLOR: #000000"> SUCCESS;<BR><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/ExpandedSubBlockEnd.gif"
align=top> }</SPAN></SPAN><SPAN
style="COLOR: #000000"><BR><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/ExpandedBlockEnd.gif"
align=top>}</SPAN></SPAN></DIV>
<P></P>
<LI>在struts.xml中添加action映射(mapping)<BR>
<DIV
style="BORDER-RIGHT: #cccccc 1px solid; PADDING-RIGHT: 5px; BORDER-TOP: #cccccc 1px solid; PADDING-LEFT: 4px; FONT-SIZE: 13px; PADDING-BOTTOM: 4px; BORDER-LEFT: #cccccc 1px solid; WIDTH: 98%; WORD-BREAK: break-all; PADDING-TOP: 4px; BORDER-BOTTOM: #cccccc 1px solid; BACKGROUND-COLOR: #eeeeee"><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/None.gif"
align=top><SPAN style="COLOR: #0000ff"><!</SPAN><SPAN
style="COLOR: #ff00ff">DOCTYPE struts PUBLIC<BR><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/None.gif"
align=top> "-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"<BR><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/None.gif"
align=top> "http://struts.apache.org/dtds/struts-2.0.dtd"</SPAN><SPAN
style="COLOR: #0000ff">></SPAN><SPAN style="COLOR: #000000"><BR><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/None.gif"
align=top></SPAN><SPAN style="COLOR: #0000ff"><</SPAN><SPAN
style="COLOR: #800000">struts</SPAN><SPAN
style="COLOR: #0000ff">></SPAN><SPAN style="COLOR: #000000"><BR><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/None.gif"
align=top> </SPAN><SPAN
style="COLOR: #0000ff"><</SPAN><SPAN
style="COLOR: #800000">include </SPAN><SPAN
style="COLOR: #ff0000">file</SPAN><SPAN
style="COLOR: #0000ff">="struts-default.xml"</SPAN><SPAN
style="COLOR: #0000ff">/></SPAN><SPAN style="COLOR: #000000"><BR><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/None.gif"
align=top> </SPAN><SPAN
style="COLOR: #0000ff"><</SPAN><SPAN
style="COLOR: #800000">package </SPAN><SPAN
style="COLOR: #ff0000">name</SPAN><SPAN
style="COLOR: #0000ff">="tutorial"</SPAN><SPAN
style="COLOR: #ff0000"> extends</SPAN><SPAN
style="COLOR: #0000ff">="struts-default"</SPAN><SPAN
style="COLOR: #0000ff">></SPAN><SPAN style="COLOR: #000000"><BR><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/None.gif"
align=top> </SPAN><SPAN
style="COLOR: #0000ff"><</SPAN><SPAN
style="COLOR: #800000">action </SPAN><SPAN
style="COLOR: #ff0000">name</SPAN><SPAN
style="COLOR: #0000ff">="HelloWorld"</SPAN><SPAN
style="COLOR: #ff0000"> class</SPAN><SPAN
style="COLOR: #0000ff">="tutorial.HelloWorld"</SPAN><SPAN
style="COLOR: #0000ff">></SPAN><SPAN style="COLOR: #000000"><BR><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/None.gif"
align=top> </SPAN><SPAN
style="COLOR: #0000ff"><</SPAN><SPAN
style="COLOR: #800000">result</SPAN><SPAN
style="COLOR: #0000ff">></SPAN><SPAN
style="COLOR: #000000">HelloWorld.jsp</SPAN><SPAN
style="COLOR: #0000ff"></</SPAN><SPAN
style="COLOR: #800000">result</SPAN><SPAN
style="COLOR: #0000ff">></SPAN><SPAN style="COLOR: #000000"><BR><IMG
src="为Struts 2_0做好准备 - Max On Java - BlogJava.files/None.gif"
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