ohair@286: /*
alanb@368:  * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
ohair@286:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
ohair@286:  *
ohair@286:  * This code is free software; you can redistribute it and/or modify it
ohair@286:  * under the terms of the GNU General Public License version 2 only, as
ohair@286:  * published by the Free Software Foundation.  Oracle designates this
ohair@286:  * particular file as subject to the "Classpath" exception as provided
ohair@286:  * by Oracle in the LICENSE file that accompanied this code.
ohair@286:  *
ohair@286:  * This code is distributed in the hope that it will be useful, but WITHOUT
ohair@286:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ohair@286:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
ohair@286:  * version 2 for more details (a copy is included in the LICENSE file that
ohair@286:  * accompanied this code).
ohair@286:  *
ohair@286:  * You should have received a copy of the GNU General Public License version
ohair@286:  * 2 along with this work; if not, write to the Free Software Foundation,
ohair@286:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
ohair@286:  *
ohair@286:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@286:  * or visit www.oracle.com if you need additional information or have any
ohair@286:  * questions.
ohair@286:  */
ohair@286: 
ohair@286: package com.sun.xml.internal.ws.client.sei;
ohair@286: 
ohair@286: import java.lang.reflect.Method;
ohair@286: 
ohair@286: import javax.xml.namespace.QName;
ohair@286: import javax.xml.ws.WebServiceException;
ohair@286: 
ohair@286: import com.sun.xml.internal.ws.api.databinding.ClientCallBridge;
ohair@286: 
ohair@286: /**
ohair@286:  * Handles an invocation of a method.
ohair@286:  *
ohair@286:  * <p>
ohair@286:  * Each instance of {@link MethodHandler} has an implicit knowledge of
ohair@286:  * a particular method that it handles.
ohair@286:  *
ohair@286:  * @author Kohsuke Kawaguchi
ohair@286:  */
ohair@286: public abstract class MethodHandler {
ohair@286: 
ohair@286:     protected final SEIStub owner;
ohair@286:     protected Method method;
ohair@286: 
ohair@286:     protected MethodHandler(SEIStub owner, Method m) {
ohair@286:         this.owner = owner;
ohair@286:         method = m;
ohair@286:     }
ohair@286: 
ohair@286:     /**
ohair@286:      * Performs the method invocation.
ohair@286:      *
ohair@286:      * @param proxy
ohair@286:      *      The proxy object exposed to the user. Must not be null.
ohair@286:      * @param args
ohair@286:      *      The method invocation arguments. To handle asynchroonus method invocations
ohair@286:      *      without array reallocation, this aray is allowed to be longer than the
ohair@286:      *      actual number of arguments to the method. Additional array space should be
ohair@286:      *      simply ignored.
ohair@286:      * @return
ohair@286:      *      a return value from the method invocation. may be null.
ohair@286:      *
ohair@286:      * @throws WebServiceException
ohair@286:      *      If used on the client side, a {@link WebServiceException} signals an error
ohair@286:      *      during the service invocation.
ohair@286:      * @throws Throwable
ohair@286:      *      some faults are reported in terms of checked exceptions.
ohair@286:      */
ohair@286:     abstract Object invoke(Object proxy, Object[] args) throws WebServiceException, Throwable;
ohair@286: }