handler.html

j2ee api,很好的api。我这现在有

                     model, the response handler chain starts processing
                     from the same Handler instance (that returned false)
                     and goes backward in the execution sequence.
                  </UL>
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../javax/xml/rpc/JAXRPCException.html" title="class in javax.xml.rpc">JAXRPCException</A></CODE> - This exception indicates handler
                     specific runtime error. If JAXRPCException is thrown
                     by a handleRequest method, the HandlerChain 
                     terminates the further processing of this handler
                     chain. On the server side, the HandlerChain 
                     generates a SOAP fault that indicates that the 
                     message could not be processed for reasons not 
                     directly attributable to the contents of the 
                     message itself but rather to a runtime error 
                     during the processing of the message. On the 
                     client side, the exception is propagated to 
                     the client code
<DD><CODE><A HREF="../../../../javax/xml/rpc/soap/SOAPFaultException.html" title="class in javax.xml.rpc.soap">SOAPFaultException</A></CODE> - This indicates a SOAP fault. The Handler 
                     implementation class has the the responsibility 
                     of setting the SOAP fault in the SOAP message in
                     either handleRequest and/or handleFault method. 
                     If SOAPFaultException is thrown by a server-side 
                     request handler's handleRequest method, the 
                     HandlerChain terminates the further processing 
                     of the request handlers in this handler chain 
                     and invokes the handleFault method on the 
                     HandlerChain with the SOAP message context. Next,
                     the HandlerChain invokes the handleFault method 
                     on handlers registered in the handler chain, 
                     beginning with the Handler instance that threw 
                     the exception and going backward in execution. The
                     client-side request handler's handleRequest method 
                     should not throw the SOAPFaultException.</DL>
</DD>
</DL>
<HR>

<A NAME="handleResponse(javax.xml.rpc.handler.MessageContext)"><!-- --></A><H3>
handleResponse</H3>
<PRE>
public boolean <B>handleResponse</B>(<A HREF="../../../../javax/xml/rpc/handler/MessageContext.html" title="interface in javax.xml.rpc.handler">MessageContext</A>&nbsp;context)</PRE>
<DL>
<DD>The <code>handleResponse</code> method processes the response 
  SOAP message.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>context</CODE> - MessageContext parameter provides access to
                 the response SOAP message
<DT><B>Returns:</B><DD>boolean Indicates the processing mode
                 <UL>
                 <LI>Return <code>true</code> to indicate continued 
                     processing ofthe response handler chain. The 
                     HandlerChain invokes the <code>handleResponse</code>
                     method on the next <code>Handler</code> in 
                     the handler chain.
                 <LI>Return <code>false</code> to indicate blocking 
                     of the response handler chain. In this case, no
                     other response handlers in the handler chain 
                     are invoked.
                 </UL>
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../javax/xml/rpc/JAXRPCException.html" title="class in javax.xml.rpc">JAXRPCException</A></CODE> - Indicates handler specific runtime error. 
                     If JAXRPCException is thrown by a handleResponse
                     method, the HandlerChain terminates the further 
                     processing of this handler chain. On the server side, 
                     the HandlerChain generates a SOAP fault that 
                     indicates that the message could not be processed
                     for reasons not directly attributable to the contents
                     of the message itself but rather to a runtime error
                     during the processing of the message. On the client 
                     side, the runtime exception is propagated to the
                     client code.</DL>
</DD>
</DL>
<HR>

<A NAME="handleFault(javax.xml.rpc.handler.MessageContext)"><!-- --></A><H3>
handleFault</H3>
<PRE>
public boolean <B>handleFault</B>(<A HREF="../../../../javax/xml/rpc/handler/MessageContext.html" title="interface in javax.xml.rpc.handler">MessageContext</A>&nbsp;context)</PRE>
<DL>
<DD>The <code>handleFault</code> method processes the SOAP faults 
  based on the SOAP message processing model.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>context</CODE> - MessageContext parameter provides access to
                 the SOAP message
<DT><B>Returns:</B><DD>boolean Indicates the processing mode
                 <UL>
                 <LI>Return <code>true</code> to indicate continued 
                     processing of SOAP Fault. The HandlerChain invokes
                     the <code>handleFault</code> method on the 
                     next <code>Handler</code> in the handler chain.
                 <LI>Return <code>false</code> to indicate end 
                     of the SOAP fault processing. In this case, no 
                     other handlers in the handler chain 
                     are invoked.
                 </UL>
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../javax/xml/rpc/JAXRPCException.html" title="class in javax.xml.rpc">JAXRPCException</A></CODE> - Indicates handler specific runtime error. 
                     If JAXRPCException is thrown by a handleFault
                     method, the HandlerChain terminates the further 
                     processing of this handler chain. On the server side, 
                     the HandlerChain generates a SOAP fault that 
                     indicates that the message could not be processed
                     for reasons not directly attributable to the contents
                     of the message itself but rather to a runtime error
                     during the processing of the message. On the client 
                     side, the JAXRPCException is propagated to the
                     client code.</DL>
</DD>
</DL>
<HR>

<A NAME="init(javax.xml.rpc.handler.HandlerInfo)"><!-- --></A><H3>
init</H3>
<PRE>
public void <B>init</B>(<A HREF="../../../../javax/xml/rpc/handler/HandlerInfo.html" title="class in javax.xml.rpc.handler">HandlerInfo</A>&nbsp;config)</PRE>
<DL>
<DD>The <code>init</code> method enables the Handler instance to 
  initialize itself. The <code>init</code> method passes the 
  handler configuration as a <code>HandlerInfo</code> instance.
  The HandlerInfo is used to configure the Handler (for example: 
  setup access to an external resource or service) during the
  initialization.

  <p>In the init method, the Handler class may get access to 
  any resources (for example; access to a logging service or
  database) and maintain these as part of its instance variables.
  Note that these instance variables must not have any state 
  specific to the SOAP message processing performed in the 
  various handle method.
<P>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../javax/xml/rpc/JAXRPCException.html" title="class in javax.xml.rpc">JAXRPCException</A></CODE> - If initialization of the handler fails</DL>
</DD>
</DL>
<HR>

<A NAME="destroy()"><!-- --></A><H3>
destroy</H3>
<PRE>
public void <B>destroy</B>()</PRE>
<DL>
<DD>The <code>destroy</code> method indicates the end of lifecycle 
  for a Handler instance.  The Handler implementation class should
  release its resources and perform cleanup in the implementation
  of the <code>destroy</code> method.
<P>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../javax/xml/rpc/JAXRPCException.html" title="class in javax.xml.rpc">JAXRPCException</A></CODE> - If any error during destroy</DL>
</DD>
</DL>
<HR>

<A NAME="getHeaders()"><!-- --></A><H3>
getHeaders</H3>
<PRE>
public <A HREF="../../../../javax/xml/namespace/QName.html" title="class in javax.xml.namespace">QName</A>[] <B>getHeaders</B>()</PRE>
<DL>
<DD>Gets the header blocks that can be processed by this Handler
  instance.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>Array of QNames of header blocks processed by this
           handler instance. <code>QName</code> is the qualified 
           name of the outermost element of the Header block.</DL>
</DD>
</DL>
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