📄 csdn_文档中心_struts快速学习指南5(内部培训教材)-大部分素材来自于《programming jakarta struts》一书.htm
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<TD align=right><A href="http://www.csdn.net/">CSDN</A> - <A
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<TD align=middle bgColor=#003399 height=10><FONT
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<TD><B> Struts快速学习指南5(内部培训教材)-大部分素材来自于《Programming
Jakarta Struts》一书</B> lzasp800（原作） </TD></TR>
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<TD align=middle bgColor=#003399><FONT color=#ffffff>关键字</FONT></TD>
<TD width=500> Struts MVC Framework</TD></TR>
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<P class=doctext
style="MARGIN: auto 0cm; TEXT-INDENT: 18pt; mso-char-indent-count: 1.8"><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">接下来，让我们一步一步地了解</SPAN><SPAN
lang=DA
style="FONT-SIZE: 10pt; COLOR: #354278; FONT-FAMILY: 'Courier New'; mso-ansi-language: DA">process()</SPAN><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">方法到底做了什么。</SPAN><SPAN
lang=EN-US style="FONT-SIZE: 10pt"><o:p></o:p></SPAN></P>
<P class=doctext
style="MARGIN: auto 0cm auto 50.25pt; TEXT-INDENT: -32.25pt; mso-list: l0 level1 lfo1; tab-stops: list 50.25pt"><SPAN
lang=DA
style="FONT-SIZE: 10pt; mso-ansi-language: DA; mso-fareast-font-family: 'Times New Roman'"><SPAN
style="mso-list: Ignore">1、<SPAN
style="FONT: 7pt 'Times New Roman'">
</SPAN></SPAN></SPAN><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-ansi-language: DA">调用</SPAN><TT><SPAN
lang=DA style="FONT-SIZE: 10pt; mso-ansi-language: DA"><FONT
color=#354278>processMultipart( )</FONT></SPAN></TT><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-ansi-language: DA">方法。如果</SPAN><TT><SPAN
lang=DA style="FONT-SIZE: 10pt; mso-ansi-language: DA"><FONT
color=#354278>HttpServletRequest</FONT></SPAN></TT><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-ansi-language: DA">是</SPAN><SPAN
lang=DA
style="FONT-SIZE: 10pt; mso-ansi-language: DA">POST</SPAN><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-ansi-language: DA">方式，且请求为</SPAN><TT><SPAN
lang=DA style="FONT-SIZE: 10pt; mso-ansi-language: DA"><FONT
color=#354278>multipart/form-data</FONT></SPAN></TT><SPAN lang=DA
style="FONT-SIZE: 10pt; mso-ansi-language: DA"> </SPAN><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-ansi-language: DA">，</SPAN><SPAN
lang=DA
style="FONT-SIZE: 10pt; mso-ansi-language: DA">Struts</SPAN><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-ansi-language: DA">框架将请求对象包装成处理</SPAN><SPAN
lang=DA style="FONT-SIZE: 10pt; mso-ansi-language: DA">multipart
</SPAN><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-ansi-language: DA">请求专用的请求对象，否则，只是简单地返回原有的请求对象。一般来说，除非需要处理文件上传，否则不用关心</SPAN><SPAN
lang=DA style="FONT-SIZE: 10pt; mso-ansi-language: DA">multipart
</SPAN><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-ansi-language: DA">功能的具体细节。</SPAN><SPAN
lang=DA
style="FONT-SIZE: 10pt; mso-ansi-language: DA"><o:p></o:p></SPAN></P>
<P class=doctext
style="MARGIN: auto 0cm auto 50.25pt; TEXT-INDENT: -32.25pt; mso-list: l0 level1 lfo1; tab-stops: list 50.25pt"><SPAN
lang=EN-US
style="FONT-SIZE: 10pt; mso-fareast-font-family: 'Times New Roman'"><SPAN
style="mso-list: Ignore">2、<SPAN
style="FONT: 7pt 'Times New Roman'">
</SPAN></SPAN></SPAN><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-ansi-language: DA">调用</SPAN><TT><SPAN
lang=DA style="FONT-SIZE: 10pt; mso-ansi-language: DA"><FONT
color=#354278>processPath( )</FONT></SPAN></TT><SPAN lang=DA
style="FONT-SIZE: 10pt; mso-ansi-language: DA"> </SPAN><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-ansi-language: DA">方法，该方法用来从请求</SPAN><SPAN
lang=DA
style="FONT-SIZE: 10pt; mso-ansi-language: DA">URL</SPAN><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-ansi-language: DA">中获应用取路径部分。获取到的信息在稍后的步骤中用于选择合适的</SPAN><SPAN
lang=DA
style="FONT-SIZE: 10pt; mso-ansi-language: DA">Struts</SPAN><TT><SPAN
lang=DA style="FONT-SIZE: 10pt; mso-ansi-language: DA"><FONT
color=#354278> Action</FONT></SPAN></TT><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-ansi-language: DA">调用。</SPAN><SPAN
lang=EN-US style="FONT-SIZE: 10pt"><o:p></o:p></SPAN></P>
<P class=doctext
style="MARGIN: auto 0cm auto 50.25pt; TEXT-INDENT: -32.25pt; mso-list: l0 level1 lfo1; tab-stops: list 50.25pt"><SPAN
lang=EN-US
style="FONT-SIZE: 10pt; mso-fareast-font-family: 'Times New Roman'"><SPAN
style="mso-list: Ignore">3、<SPAN
style="FONT: 7pt 'Times New Roman'">
</SPAN></SPAN></SPAN><SPAN
style="FONT-SIZE: 10pt; LAYOUT-GRID-MODE: line; COLOR: windowtext; FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ansi-language: DA">调用</SPAN><SPAN
lang=DA
style="FONT-SIZE: 10pt; LAYOUT-GRID-MODE: line; COLOR: #354278; FONT-FAMILY: 'Courier New'; mso-ansi-language: DA">processLocale(
)</SPAN><SPAN lang=DA
style="FONT-SIZE: 10pt; LAYOUT-GRID-MODE: line; COLOR: windowtext; FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ansi-language: DA">
</SPAN><SPAN
style="FONT-SIZE: 10pt; LAYOUT-GRID-MODE: line; COLOR: windowtext; FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-ansi-language: DA">方法处理一些国际化的事务。</SPAN><SPAN
lang=EN-US style="FONT-SIZE: 10pt"><o:p></o:p></SPAN></P>
<P class=doctext
style="MARGIN: auto 0cm auto 50.25pt; TEXT-INDENT: -32.25pt; mso-list: l0 level1 lfo1; tab-stops: list 50.25pt"><TT><SPAN
lang=EN-US
style="FONT-SIZE: 10pt; mso-fareast-font-family: 'Courier New'"><SPAN
style="mso-list: Ignore"><FONT color=#354278>4、<SPAN
style="FONT: 7pt 'Times New Roman'">
</SPAN></FONT></SPAN></SPAN></TT><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-ansi-language: DA">调用方法来决定</SPAN><TT><SPAN
lang=DA style="FONT-SIZE: 10pt; mso-ansi-language: DA"><FONT
color=#354278>processContent( )</FONT></SPAN></TT><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-ansi-language: DA">请求的</SPAN><SPAN
lang=DA
style="FONT-SIZE: 10pt; mso-ansi-language: DA">c</SPAN><TT><SPAN
lang=EN-US style="FONT-SIZE: 10pt"><FONT color=#354278>ontent
type</FONT></SPAN></TT><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-ansi-language: DA">编码</SPAN><SPAN
lang=DA
style="FONT-SIZE: 10pt; mso-ansi-language: DA">(encoding)</SPAN><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-ansi-language: DA">方式。</SPAN><SPAN
lang=DA
style="FONT-SIZE: 10pt; mso-ansi-language: DA">c</SPAN><TT><SPAN
lang=EN-US style="FONT-SIZE: 10pt"><FONT color=#354278>ontent
type</FONT></SPAN></TT><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-ansi-language: DA">可以配合在配置文件中，也可以在</SPAN><SPAN
lang=DA
style="FONT-SIZE: 10pt; mso-ansi-language: DA">jsp</SPAN><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-ansi-language: DA">文件中配置，默认为</SPAN><TT><SPAN
lang=EN-US style="FONT-SIZE: 10pt"><FONT
color=#354278>text/html</FONT></SPAN></TT><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-ansi-language: DA">。</SPAN><TT><SPAN
lang=EN-US style="FONT-SIZE: 10pt"><o:p></o:p></SPAN></TT></P>
<P class=doctext
style="MARGIN: auto 0cm auto 50.25pt; TEXT-INDENT: -32.25pt; mso-list: l0 level1 lfo1; tab-stops: list 50.25pt"><TT><SPAN
lang=EN-US
style="FONT-SIZE: 10pt; mso-fareast-font-family: 'Courier New'"><SPAN
style="mso-list: Ignore"><FONT color=#354278>5、<SPAN
style="FONT: 7pt 'Times New Roman'">
</SPAN></FONT></SPAN></SPAN></TT><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-ansi-language: DA">根据</SPAN><TT><SPAN
lang=DA style="FONT-SIZE: 10pt; mso-ansi-language: DA"><FONT
color=#354278>noCache</FONT></SPAN></TT><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-ansi-language: DA">属性的设置调用</SPAN><TT><SPAN
lang=DA style="FONT-SIZE: 10pt; mso-ansi-language: DA"><FONT
color=#354278>processNoCache( )</FONT></SPAN></TT><SPAN lang=DA
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