📄 struts 2_0的action讲解 - max on java - blogjava.htm

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<DIV class=postTitle><A class=postTitle2 id=viewpost1_TitleUrl 
href="http://www.blogjava.net/max/archive/2006/10/25/77157.html">Struts 
2.0的Action讲解</A> </DIV>
<P>有Struts 1.x经验的朋友都知道Action是Struts的核心内容，当然Struts 2.0也不例外。不过，Struts 1.x与Struts 
2.0的Action模型很大的区别。</P>
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    <TD 
    style="FONT-WEIGHT: bold; BORDER-BOTTOM: #008000 1px solid; HEIGHT: 21px; BACKGROUND-COLOR: #ccffcc">&nbsp;</TD>
    <TD 
    style="FONT-WEIGHT: bold; BORDER-BOTTOM: #008000 1px solid; HEIGHT: 21px; BACKGROUND-COLOR: #ccffcc">Struts 
      1.x</TD>
    <TD 
    style="FONT-WEIGHT: bold; BORDER-BOTTOM: #008000 1px solid; HEIGHT: 21px; BACKGROUND-COLOR: #ccffcc">Stuts 
      2.0</TD></TR>
  <TR>
    <TD>接口</TD>
    <TD>必须继承org.apache.struts.action.Action或者其子类</TD>
    <TD>无须继承任何类型或实现任何接口</TD></TR>
  <TR>
    <TD>表单数据</TD>
    <TD>表单数据封装在FormBean中</TD>
    <TD>表单数据包含在Action中，通过Getter和Setter获取</TD></TR></TBODY></TABLE></CENTER>
<P>虽然，理论上Struts 
2.0的Action无须实现任何接口或继承任何类型，但是，我们为了方便实现Action，大多数情况下都会继承com.opensymphony.xwork2.ActionSupport类，并重载（Override）此类里的String 
execute()方法。具体的实现，如例1所示：</P>
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