handler.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc (build 1.5.0_14) on Mon Jan 28 05:46:55 PST 2008 --><TITLE>Handler (Java EE 5)</TITLE><META NAME="keywords" CONTENT="javax.xml.rpc.handler.Handler interface"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="Handler (Java EE 5)";}</SCRIPT><NOSCRIPT></NOSCRIPT></HEAD><BODY BGCOLOR="white" onload="windowTitle();"><!-- ========= START OF TOP NAVBAR ======= --><A NAME="navbar_top"><!-- --></A><A HREF="#skip-navbar_top" title="Skip navigation links"></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../javax/xml/rpc/handler/GenericHandler.html" title="class in javax.xml.rpc.handler"><B>PREV CLASS</B></A> <A HREF="../../../../javax/xml/rpc/handler/HandlerChain.html" title="interface in javax.xml.rpc.handler"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../index.html?javax/xml/rpc/handler/Handler.html" target="_top"><B>FRAMES</B></A> <A HREF="Handler.html" target="_top"><B>NO FRAMES</B></A> <SCRIPT type="text/javascript"> <!-- if(window==top) { document.writeln('<A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A>'); } //--></SCRIPT><NOSCRIPT> <A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A></NOSCRIPT></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: NESTED | FIELD | CONSTR | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: FIELD | CONSTR | <A HREF="#method_detail">METHOD</A></FONT></TD></TR></TABLE><A NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">javax.xml.rpc.handler</FONT><BR>Interface Handler</H2><DL><DT><B>All Known Implementing Classes:</B> <DD><A HREF="../../../../javax/xml/rpc/handler/GenericHandler.html" title="class in javax.xml.rpc.handler">GenericHandler</A></DD></DL><HR><DL><DT><PRE>public interface <B>Handler</B></DL></PRE><P>The <code>javax.xml.rpc.handler.Handler</code> interface is required to be implemented by a SOAP message handler. The <code>handleRequest</code>, <code>handleResponse</code> and <code>handleFault</code> methods for a SOAP message handler get access to the <code>SOAPMessage</code> from the <code>SOAPMessageContext</code>. The implementation of these methods can modify the <code>SOAPMessage</code> including the headers and body elements.<P><P><DL><DT><B>Version:</B></DT> <DD>1.0</DD><DT><B>Author:</B></DT> <DD>Rahul Sharma</DD></DL><HR><P><!-- ========== METHOD SUMMARY =========== --><A NAME="method_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Method Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/xml/rpc/handler/Handler.html#destroy()">destroy</A></B>()</CODE><BR> The <code>destroy</code> method indicates the end of lifecycle for a Handler instance.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="http://java.sun.com/j2se/1.5/docs/api/javax/xml/namespace/QName.html" title="class or interface in javax.xml.namespace">QName</A>[]</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/xml/rpc/handler/Handler.html#getHeaders()">getHeaders</A></B>()</CODE><BR> Gets the header blocks that can be processed by this Handler instance.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/xml/rpc/handler/Handler.html#handleFault(javax.xml.rpc.handler.MessageContext)">handleFault</A></B>(<A HREF="../../../../javax/xml/rpc/handler/MessageContext.html" title="interface in javax.xml.rpc.handler">MessageContext</A> context)</CODE><BR> The <code>handleFault</code> method processes the SOAP faults based on the SOAP message processing model.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/xml/rpc/handler/Handler.html#handleRequest(javax.xml.rpc.handler.MessageContext)">handleRequest</A></B>(<A HREF="../../../../javax/xml/rpc/handler/MessageContext.html" title="interface in javax.xml.rpc.handler">MessageContext</A> context)</CODE><BR> The <code>handleRequest</code> method processes the request message.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/xml/rpc/handler/Handler.html#handleResponse(javax.xml.rpc.handler.MessageContext)">handleResponse</A></B>(<A HREF="../../../../javax/xml/rpc/handler/MessageContext.html" title="interface in javax.xml.rpc.handler">MessageContext</A> context)</CODE><BR> The <code>handleResponse</code> method processes the response SOAP message.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/xml/rpc/handler/Handler.html#init(javax.xml.rpc.handler.HandlerInfo)">init</A></B>(<A HREF="../../../../javax/xml/rpc/handler/HandlerInfo.html" title="class in javax.xml.rpc.handler">HandlerInfo</A> config)</CODE><BR> The <code>init</code> method enables the Handler instance to initialize itself.</TD></TR></TABLE> <P><!-- ============ METHOD DETAIL ========== --><A NAME="method_detail"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"><B>Method Detail</B></FONT></TH></TR></TABLE><A NAME="handleRequest(javax.xml.rpc.handler.MessageContext)"><!-- --></A><H3>handleRequest</H3><PRE>boolean <B>handleRequest</B>(<A HREF="../../../../javax/xml/rpc/handler/MessageContext.html" title="interface in javax.xml.rpc.handler">MessageContext</A> context)</PRE><DL><DD>The <code>handleRequest</code> method processes the request message.<P><DD><DL><DT><B>Parameters:</B><DD><CODE>context</CODE> - <code>MessageContext</code> parameter provides access to the request message.<DT><B>Returns:</B><DD>boolean Indicates the processing mode <UL> <LI>Return <code>true</code> to indicate continued processing of the request handler chain. The <code>HandlerChain</code> takes the responsibility of invoking the next entity. The next entity may be the next handler in the <code>HandlerChain</code> or if this handler is the last handler in the chain, the next entity is the service endpoint object. <LI>Return <code>false</code> to indicate blocking of the request handler chain. In this case, further processing of the request handler chain is blocked and the target service endpoint is not dispatched. The JAX-RPC runtime system takes the responsibility of invoking the response handler chain next with the SOAPMessageContext. The Handler implementation class has the the responsibility of setting the appropriate response SOAP message in either handleRequest and/or handleResponse method. In the default processing 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⌨️ 快捷键说明
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