Struts ActionForward

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	Struts ActionForward

vaannila

6-30-2009 6:18 PM

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struts, action, forward

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<div style="margin: 12px 0px; font-family: arial; color: #333333; background: #ffffff; border: solid 4px #e5e5e5; width: 100%; clear: left;"><div class="CM_CTB_Content_Wrap" style="margin: 0px; padding: 0px;background-color: #ffffff;"><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content.clipmarks.com/blog_embed/50b291b6-90ed-4c6a-95ab-f595931f3f40/034CC487-378C-43B7-970D-2E6181C0EAE4/" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://www.vaannila.com/struts/struts-example/struts-login-page-example-3.html" href="http://www.vaannila.com/struts/struts-example/struts-login-page-example-3.html" style="font-size: 11px;">www.vaannila.com</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.vaannila.com/struts/struts-example/struts-login-page-example-3.html"><DIV class="index"><A rel="nofollow" href="http://www.vaannila.com/struts/struts-example/../struts-tutorial/struts-tutorial.html">Struts 1</A></DIV></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.vaannila.com/struts/struts-example/struts-login-page-example-3.html"><P>The execute method contains the business logic of the application. Here first we typecast the ActionForm object to LoginForm, so that we can access the form variables using the getter and setter methods. If the user name and password is same then we forward the user to the  success page else we forward to the  failure page.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.vaannila.com/struts/struts-example/struts-login-page-example-3.html"><DIV class="line alt1"><SPAN class="content"><SPAN class="block"><CODE class="keyword">public</CODE> <CODE class="keyword">class</CODE> <CODE class="plain">LoginAction </CODE><CODE class="keyword">extends</CODE> <CODE class="plain">org.apache.struts.action.Action {</CODE></SPAN></SPAN></DIV><DIV class="line alt2"><CODE class="number">02.</CODE><SPAN class="content"><SPAN class="block"> </SPAN></SPAN></DIV><DIV class="line alt1"><CODE class="number">03.</CODE><SPAN class="content"><CODE class="spaces">    </CODE><SPAN class="block"><CODE class="keyword">private</CODE> <CODE class="keyword">final</CODE> <CODE class="keyword">static</CODE> <CODE class="plain">String SUCCESS = </CODE><CODE class="string">"success"</CODE><CODE class="plain">;</CODE></SPAN></SPAN></DIV><DIV class="line alt2"><CODE class="number">04.</CODE><SPAN class="content"><CODE class="spaces">    </CODE><SPAN class="block"><CODE class="keyword">private</CODE> <CODE class="keyword">final</CODE> <CODE class="keyword">static</CODE> <CODE class="plain">String FAILURE = </CODE><CODE class="string">"failure"</CODE><CODE class="plain">;</CODE></SPAN></SPAN></DIV><DIV class="line alt1"><CODE class="number">05.</CODE><SPAN class="content"><SPAN class="block"> </SPAN></SPAN></DIV><DIV class="line alt2"><CODE class="number">06.</CODE><SPAN class="content"><CODE class="spaces">    </CODE><SPAN class="block"><CODE class="keyword">public</CODE> <CODE class="plain">ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) </CODE><CODE class="keyword">throws</CODE> <CODE class="plain">Exception {</CODE></SPAN></SPAN></DIV><DIV class="line alt1"><CODE class="number">07.</CODE><SPAN class="content"><CODE class="spaces">        </CODE><SPAN class="block"><CODE class="plain">LoginForm loginForm = (LoginForm) form;</CODE></SPAN></SPAN></DIV><DIV class="line alt2"><CODE class="number">08.</CODE><SPAN class="content"><CODE class="spaces">        </CODE><SPAN class="block"><CODE class="keyword">if</CODE> <CODE class="plain">(loginForm.getUserName().equals(loginForm.getPassword())) {</CODE></SPAN></SPAN></DIV><DIV class="line alt1"><CODE class="number">09.</CODE><SPAN class="content"><CODE class="spaces">            </CODE><SPAN class="block"><CODE class="keyword">return</CODE> <CODE class="plain">mapping.findForward(SUCCESS);</CODE></SPAN></SPAN></DIV><DIV class="line alt2"><CODE class="number">10.</CODE><SPAN class="content"><CODE class="spaces">        </CODE><SPAN class="block"><CODE class="plain">} </CODE><CODE class="keyword">else</CODE> <CODE class="plain">{</CODE></SPAN></SPAN></DIV><DIV class="line alt1"><CODE class="number">11.</CODE><SPAN class="content"><CODE class="spaces">            </CODE><SPAN class="block"><CODE class="keyword">return</CODE> <CODE class="plain">mapping.findForward(FAILURE);</CODE></SPAN></SPAN></DIV><DIV class="line alt2"><CODE class="number">12.</CODE><SPAN class="content"><CODE class="spaces">        </CODE><SPAN class="block"><CODE class="plain">}</CODE></SPAN></SPAN></DIV><DIV class="line alt1"><CODE class="number">13.</CODE><SPAN class="content"><CODE class="spaces">    </CODE><SPAN class="block"><CODE class="plain">}</CODE></SPAN></SPAN></DIV><DIV class="line alt2"><CODE class="number">14.</CODE><SPAN class="content"><SPAN class="block"><CODE class="plain">}</CODE></SPAN></SPAN></DIV></blockquote></div><div style="margin: 0px 6px 6px 4px;"><table style="font-size: 11px;border-spacing: 0px;padding: 0px;" cellpadding="0" cellspacing="0" width="100%"><tr><td style="background:transparent;border-width:0px;padding:0px;">&nbsp;</td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/034CC487-378C-43B7-970D-2E6181C0EAE4/blog/" title="blog or email this clip"><img src="http://content6.clipmarks.com/images/c2b-foot.png" border="0" alt="blog it" width="107" height="17" style="border-width:0px;padding:0px;margin:0px;" /></a></td></tr></table></div></div>

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