在struts 2中实现crud - max on java - blogjava.htm

struts2标签的详细解释说明教程

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src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/ContractedSubBlock.gif" 
align=top> &nbsp; &nbsp;</SPAN><SPAN style="COLOR: #0000ff">public</SPAN><SPAN 
style="COLOR: #000000"> String getIsbn() </SPAN><SPAN 
id=Codehighlighter1_288_306_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="在Struts 2中实现CRUD - Max On Java - BlogJava.files/dot.gif"></SPAN><SPAN 
id=Codehighlighter1_288_306_Open_Text><SPAN style="COLOR: #000000">{<BR><IMG 
src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/InBlock.gif" align=top> 
&nbsp; &nbsp; &nbsp; &nbsp;</SPAN><SPAN 
style="COLOR: #0000ff">return</SPAN><SPAN style="COLOR: #000000"> isbn;<BR><IMG 
src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/ExpandedSubBlockEnd.gif" 
align=top> &nbsp; &nbsp;}</SPAN></SPAN><SPAN style="COLOR: #000000"><BR><IMG 
src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/InBlock.gif" 
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src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/ContractedSubBlock.gif" 
align=top> &nbsp; &nbsp;</SPAN><SPAN style="COLOR: #0000ff">public</SPAN><SPAN 
style="COLOR: #000000"> </SPAN><SPAN style="COLOR: #0000ff">void</SPAN><SPAN 
style="COLOR: #000000"> setIsbn(String isbn) </SPAN><SPAN 
id=Codehighlighter1_343_366_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="在Struts 2中实现CRUD - Max On Java - BlogJava.files/dot.gif"></SPAN><SPAN 
id=Codehighlighter1_343_366_Open_Text><SPAN style="COLOR: #000000">{<BR><IMG 
src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/InBlock.gif" align=top> 
&nbsp; &nbsp; &nbsp; &nbsp;</SPAN><SPAN style="COLOR: #0000ff">this</SPAN><SPAN 
style="COLOR: #000000">.isbn </SPAN><SPAN style="COLOR: #000000">=</SPAN><SPAN 
style="COLOR: #000000"> isbn;<BR><IMG 
src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/ExpandedSubBlockEnd.gif" 
align=top> &nbsp; &nbsp;}</SPAN></SPAN><SPAN style="COLOR: #000000"><BR><IMG 
src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/InBlock.gif" 
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src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/ContractedSubBlock.gif" 
align=top> &nbsp; &nbsp;</SPAN><SPAN style="COLOR: #0000ff">public</SPAN><SPAN 
style="COLOR: #000000"> </SPAN><SPAN style="COLOR: #0000ff">double</SPAN><SPAN 
style="COLOR: #000000"> getPrice() </SPAN><SPAN 
id=Codehighlighter1_395_414_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="在Struts 2中实现CRUD - Max On Java - BlogJava.files/dot.gif"></SPAN><SPAN 
id=Codehighlighter1_395_414_Open_Text><SPAN style="COLOR: #000000">{<BR><IMG 
src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/InBlock.gif" align=top> 
&nbsp; &nbsp; &nbsp; &nbsp;</SPAN><SPAN 
style="COLOR: #0000ff">return</SPAN><SPAN style="COLOR: #000000"> price;<BR><IMG 
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align=top> &nbsp; &nbsp;}</SPAN></SPAN><SPAN style="COLOR: #000000"><BR><IMG 
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src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/ContractedSubBlock.gif" 
align=top> &nbsp; &nbsp;</SPAN><SPAN style="COLOR: #0000ff">public</SPAN><SPAN 
style="COLOR: #000000"> </SPAN><SPAN style="COLOR: #0000ff">void</SPAN><SPAN 
style="COLOR: #000000"> setPrice(</SPAN><SPAN 
style="COLOR: #0000ff">double</SPAN><SPAN style="COLOR: #000000"> price) 
</SPAN><SPAN id=Codehighlighter1_453_478_Closed_Text 
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src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/dot.gif"></SPAN><SPAN 
id=Codehighlighter1_453_478_Open_Text><SPAN style="COLOR: #000000">{<BR><IMG 
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style="COLOR: #000000">.price </SPAN><SPAN style="COLOR: #000000">=</SPAN><SPAN 
style="COLOR: #000000"> price;<BR><IMG 
src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/ExpandedSubBlockEnd.gif" 
align=top> &nbsp; &nbsp;}</SPAN></SPAN><SPAN style="COLOR: #000000"><BR><IMG 
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align=top> &nbsp; &nbsp;</SPAN><SPAN style="COLOR: #0000ff">public</SPAN><SPAN 
style="COLOR: #000000"> String getTitle() </SPAN><SPAN 
id=Codehighlighter1_507_526_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="在Struts 2中实现CRUD - Max On Java - BlogJava.files/dot.gif"></SPAN><SPAN 
id=Codehighlighter1_507_526_Open_Text><SPAN style="COLOR: #000000">{<BR><IMG 
src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/InBlock.gif" align=top> 
&nbsp; &nbsp; &nbsp; &nbsp;</SPAN><SPAN 
style="COLOR: #0000ff">return</SPAN><SPAN style="COLOR: #000000"> title;<BR><IMG 
src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/ExpandedSubBlockEnd.gif" 
align=top> &nbsp; &nbsp;}</SPAN></SPAN><SPAN style="COLOR: #000000"><BR><IMG 
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src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/ExpandedSubBlockStart.gif" 
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src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/ContractedSubBlock.gif" 
align=top> &nbsp; &nbsp;</SPAN><SPAN style="COLOR: #0000ff">public</SPAN><SPAN 
style="COLOR: #000000"> </SPAN><SPAN style="COLOR: #0000ff">void</SPAN><SPAN 
style="COLOR: #000000"> setTitle(String title) </SPAN><SPAN 
id=Codehighlighter1_565_590_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="在Struts 2中实现CRUD - Max On Java - BlogJava.files/dot.gif"></SPAN><SPAN 
id=Codehighlighter1_565_590_Open_Text><SPAN style="COLOR: #000000">{<BR><IMG 
src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/InBlock.gif" align=top> 
&nbsp; &nbsp; &nbsp; &nbsp;</SPAN><SPAN style="COLOR: #0000ff">this</SPAN><SPAN 
style="COLOR: #000000">.title </SPAN><SPAN style="COLOR: #000000">=</SPAN><SPAN 
style="COLOR: #000000"> title;<BR><IMG 
src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/ExpandedSubBlockEnd.gif" 
align=top> &nbsp; &nbsp;}</SPAN></SPAN><SPAN style="COLOR: #000000"> &nbsp; 
&nbsp;<BR><IMG 
src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/ExpandedBlockEnd.gif" 
align=top>}</SPAN></SPAN></DIV><SPAN 
style="FONT-SIZE: smaller; FONT-STYLE: italic">清单2 
src/tutorial/model/Book.java</SPAN> 
<P>Book类有三个属性isbn,、title和price分别代表书籍的编号、名称和价格，其中编号用于唯一标识书籍（相当数据库中的主键）。</P>
<P>然后，我们再来看看Action类的代码：</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="在Struts 2中实现CRUD - Max On Java - BlogJava.files/None.gif" align=top><SPAN 
style="COLOR: #0000ff">package</SPAN><SPAN style="COLOR: #000000"> 
tutorial.action;<BR><IMG 
src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/None.gif" 
align=top><BR><IMG 
src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/None.gif" 
align=top></SPAN><SPAN style="COLOR: #0000ff">import</SPAN><SPAN 
style="COLOR: #000000"> java.util.Collection;<BR><IMG 
src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/None.gif" 
align=top><BR><IMG 
src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/None.gif" 
align=top></SPAN><SPAN style="COLOR: #0000ff">import</SPAN><SPAN 
style="COLOR: #000000"> tutorial.dao.BookDao;<BR><IMG 
src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/None.gif" 
align=top></SPAN><SPAN style="COLOR: #0000ff">import</SPAN><SPAN 
style="COLOR: #000000"> tutorial.model.Book;<BR><IMG 
src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/None.gif" 
align=top><BR><IMG 
src="在Struts 2中实现CRUD - 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="在Struts 2中实现CRUD - Max On Java - BlogJava.files/None.gif" 
align=top><BR><IMG id=Codehighlighter1_207_1237_Open_Image 
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src="在Struts 2中实现CRUD - Max On Java - BlogJava.files/ExpandedBlockStart.gif" 
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src="在Struts 2中实现CRUD - 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"> BookAction </SPAN><SPAN 
style="COLOR: #0000ff">extends</SPAN><SPAN style="COLOR: #000000"> ActionSupport 
</SPAN><SPAN id=Codehighlighter1_207_1237_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="在Struts 2中实现CRUD - Max On Java - BlogJava.files/dot.gif"></SPAN><SPAN 
id=Codehighlighter1_207_1237_Open_Text><SPAN style="COLOR: #000000">{<BR><IMG