actiondispatcher.html

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types</H3>
<PRE>
protected java.lang.Class[] <B>types</B></PRE>
<DL>
<DD>The set of argument type classes for the reflected method call.  These
 are the same for all calls, so calculate them only once.</DL>

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<B>Constructor Detail</B></FONT></TD>
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<A NAME="ActionDispatcher(org.apache.struts.action.Action)"><!-- --></A><H3>
ActionDispatcher</H3>
<PRE>
public <B>ActionDispatcher</B>(<A HREF="../../../../org/apache/struts/action/Action.html">Action</A>&nbsp;actionInstance)</PRE>
<DL>
</DL>
<HR>

<A NAME="ActionDispatcher(org.apache.struts.action.Action, int)"><!-- --></A><H3>
ActionDispatcher</H3>
<PRE>
public <B>ActionDispatcher</B>(<A HREF="../../../../org/apache/struts/action/Action.html">Action</A>&nbsp;actionInstance,
                        int&nbsp;flavor)</PRE>
<DL>
</DL>

<!-- ============ METHOD DETAIL ========== -->

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<B>Method Detail</B></FONT></TD>
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<A NAME="execute(org.apache.struts.action.ActionMapping, org.apache.struts.action.ActionForm, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)"><!-- --></A><H3>
execute</H3>
<PRE>
public <A HREF="../../../../org/apache/struts/action/ActionForward.html">ActionForward</A> <B>execute</B>(<A HREF="../../../../org/apache/struts/action/ActionMapping.html">ActionMapping</A>&nbsp;mapping,
                             <A HREF="../../../../org/apache/struts/action/ActionForm.html">ActionForm</A>&nbsp;form,
                             javax.servlet.http.HttpServletRequest&nbsp;request,
                             javax.servlet.http.HttpServletResponse&nbsp;response)
                      throws java.lang.Exception</PRE>
<DL>
<DD>Process the specified HTTP request, and create the corresponding HTTP
 response (or forward to another web component that will create it).
 Return an <code>ActionForward</code> instance describing where and how
 control should be forwarded, or <code>null</code> if the response has
 already been completed.<DD><DL>
<DT><B>Parameters:</B><DD><CODE>mapping</CODE> - The ActionMapping used to select this instance<DD><CODE>form</CODE> - The optional ActionForm bean for this request (if any)<DD><CODE>request</CODE> - The HTTP request we are processing<DD><CODE>response</CODE> - The HTTP response we are creating<DT><B>Throws:</B><DD><CODE>java.lang.Exception</CODE> - if an exception occurs</DL>
</DD>
</DL>
<HR>

<A NAME="unspecified(org.apache.struts.action.ActionMapping, org.apache.struts.action.ActionForm, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)"><!-- --></A><H3>
unspecified</H3>
<PRE>
protected <A HREF="../../../../org/apache/struts/action/ActionForward.html">ActionForward</A> <B>unspecified</B>(<A HREF="../../../../org/apache/struts/action/ActionMapping.html">ActionMapping</A>&nbsp;mapping,
                                    <A HREF="../../../../org/apache/struts/action/ActionForm.html">ActionForm</A>&nbsp;form,
                                    javax.servlet.http.HttpServletRequest&nbsp;request,
                                    javax.servlet.http.HttpServletResponse&nbsp;response)
                             throws java.lang.Exception</PRE>
<DL>
<DD><p>Dispatches to the target class' <code>unspecified</code> method,  
 if present, otherwise throws a ServletException. Classes utilizing 
 <code>ActionDispatcher</code> should provide an <code>unspecified</code> 
 method if they wish to provide behavior different than 
 throwing a ServletException..</p></DL>
<HR>

<A NAME="cancelled(org.apache.struts.action.ActionMapping, org.apache.struts.action.ActionForm, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)"><!-- --></A><H3>
cancelled</H3>
<PRE>
protected <A HREF="../../../../org/apache/struts/action/ActionForward.html">ActionForward</A> <B>cancelled</B>(<A HREF="../../../../org/apache/struts/action/ActionMapping.html">ActionMapping</A>&nbsp;mapping,
                                  <A HREF="../../../../org/apache/struts/action/ActionForm.html">ActionForm</A>&nbsp;form,
                                  javax.servlet.http.HttpServletRequest&nbsp;request,
                                  javax.servlet.http.HttpServletResponse&nbsp;response)
                           throws java.lang.Exception</PRE>
<DL>
<DD><p>Dispatches to the target class' cancelled method, if present, 
 otherwise returns null. Classes utilizing <code>ActionDispatcher</code> 
 should provide a <code>cancelled</code> method if they wish to provide 
 behavior different than returning null.</p></DL>
<HR>

<A NAME="dispatchMethod(org.apache.struts.action.ActionMapping, org.apache.struts.action.ActionForm, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse, java.lang.String)"><!-- --></A><H3>
dispatchMethod</H3>
<PRE>
protected <A HREF="../../../../org/apache/struts/action/ActionForward.html">ActionForward</A> <B>dispatchMethod</B>(<A HREF="../../../../org/apache/struts/action/ActionMapping.html">ActionMapping</A>&nbsp;mapping,
                                       <A HREF="../../../../org/apache/struts/action/ActionForm.html">ActionForm</A>&nbsp;form,
                                       javax.servlet.http.HttpServletRequest&nbsp;request,
                                       javax.servlet.http.HttpServletResponse&nbsp;response,
                                       java.lang.String&nbsp;name)
                                throws java.lang.Exception</PRE>
<DL>
<DD>Dispatch to the specified method.</DL>
<HR>

<A NAME="dispatchMethod(org.apache.struts.action.ActionMapping, org.apache.struts.action.ActionForm, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse, java.lang.String, java.lang.reflect.Method)"><!-- --></A><H3>
dispatchMethod</H3>
<PRE>
protected <A HREF="../../../../org/apache/struts/action/ActionForward.html">ActionForward</A> <B>dispatchMethod</B>(<A HREF="../../../../org/apache/struts/action/ActionMapping.html">ActionMapping</A>&nbsp;mapping,
                                       <A HREF="../../../../org/apache/struts/action/ActionForm.html">ActionForm</A>&nbsp;form,
                                       javax.servlet.http.HttpServletRequest&nbsp;request,
                                       javax.servlet.http.HttpServletResponse&nbsp;response,
                                       java.lang.String&nbsp;name,
                                       java.lang.reflect.Method&nbsp;method)
                                throws java.lang.Exception</PRE>
<DL>
<DD>Dispatch to the specified method.</DL>
<HR>

<A NAME="getMethod(java.lang.String)"><!-- --></A><H3>
getMethod</H3>
<PRE>
protected java.lang.reflect.Method <B>getMethod</B>(java.lang.String&nbsp;name)
                                      throws java.lang.NoSuchMethodException</PRE>
<DL>
<DD>Introspect the current class to identify a method of the specified
 name that accepts the same parameter types as the <code>execute</code>
 method does.<DD><DL>
<DT><B>Parameters:</B><DD><CODE>name</CODE> - Name of the method to be introspected<DT><B>Throws:</B><DD><CODE>java.lang.NoSuchMethodException</CODE> - if no such method can be found</DL>
</DD>
</DL>
<HR>

<A NAME="getParameter(org.apache.struts.action.ActionMapping, org.apache.struts.action.ActionForm, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)"><!-- --></A><H3>
getParameter</H3>
<PRE>
protected java.lang.String <B>getParameter</B>(<A HREF="../../../../org/apache/struts/action/ActionMapping.html">ActionMapping</A>&nbsp;mapping,
                                        <A HREF="../../../../org/apache/struts/action/ActionForm.html">ActionForm</A>&nbsp;form,
                                        javax.servlet.http.HttpServletRequest&nbsp;request,
                                        javax.servlet.http.HttpServletResponse&nbsp;response)
                                 throws java.lang.Exception</PRE>
<DL>
<DD><p>Returns the parameter value as influenced by the selected
 <A HREF="../../../../org/apache/struts/actions/ActionDispatcher.html#flavor"><CODE>flavor</CODE></A> specified for this <code>ActionDispatcher</code>.</p><DD><DL>
<DT><B>Parameters:</B><DD><CODE>mapping</CODE> - The ActionMapping used to select this instance<DD><CODE>form</CODE> - The optional ActionForm bean for this request (if any)<DD><CODE>request</CODE> - The HTTP request we are processing<DD><CODE>response</CODE> - The HTTP response we are creating<DT><B>Returns:</B><DD>The <code>ActionMapping</code> parameter's value</DL>
</DD>
</DL>
<HR>

<A NAME="getMethodName(org.apache.struts.action.ActionMapping, org.apache.struts.action.ActionForm, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse, java.lang.String)"><!-- --></A><H3>
getMethodName</H3>
<PRE>
protected java.lang.String <B>getMethodName</B>(<A HREF="../../../../org/apache/struts/action/ActionMapping.html">ActionMapping</A>&nbsp;mapping,
                                         <A HREF="../../../../org/apache/struts/action/ActionForm.html">ActionForm</A>&nbsp;form,
                                         javax.servlet.http.HttpServletRequest&nbsp;request,
                                         javax.servlet.http.HttpServletResponse&nbsp;response,
                                         java.lang.String&nbsp;parameter)
                                  throws java.lang.Exception</PRE>
<DL>
<DD>Returns the method name, given a parameter's value.<DD><DL>
<DT><B>Parameters:</B><DD><CODE>mapping</CODE> - The ActionMapping used to select this instance<DD><CODE>form</CODE> - The optional ActionForm bean for this request (if any)<DD><CODE>request</CODE> - The HTTP request we are processing<DD><CODE>response</CODE> - The HTTP response we are creating<DD><CODE>parameter</CODE> - The <code>ActionMapping</code> parameter's name<DT><B>Returns:</B><DD>The method's name.</DL>
</DD>
</DL>
<HR>

<A NAME="isCancelled(javax.servlet.http.HttpServletRequest)"><!-- --></A><H3>
isCancelled</H3>
<PRE>
protected boolean <B>isCancelled</B>(javax.servlet.http.HttpServletRequest&nbsp;request)</PRE>
<DL>
<DD><p>Returns <code>true</code> if the current form's cancel button was
 pressed.  This method will check if the <code>Globals.CANCEL_KEY</code>
 request attribute has been set, which normally occurs if the cancel
 button generated by <strong>CancelTag</strong> was pressed by the user
 in the current request.  If <code>true</code>, validation performed
 by an <strong>ActionForm</strong>'s <code>validate()</code> method
 will have been skipped by the controller servlet.</p><DD><DL>
<DT><B>Parameters:</B><DD><CODE>request</CODE> - The servlet request we are processing<DT><B>See Also: </B><DD><A HREF="../../../../org/apache/struts/taglib/html/CancelTag.html"><CODE>CancelTag</CODE></A></DL>
</DD>
</DL>
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