| /* |
| * Copyright (c) 2009, 2015, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package javax.xml.ws.spi; |
| |
| import javax.xml.ws.WebServiceContext; |
| import javax.xml.ws.WebServiceFeature; |
| import java.lang.reflect.Method; |
| import java.lang.reflect.InvocationTargetException; |
| |
| /** |
| * Invoker hides the detail of calling into application endpoint |
| * implementation. Container hands over an implementation of Invoker |
| * to JAX-WS runtime, and jax-ws runtime calls {@link #invoke} |
| * for a web service invocation. Finally, Invoker does the actual |
| * invocation of web service on endpoint instance. |
| * |
| * Container also injects the provided {@code WebServiceContext} and takes |
| * care of invoking {@code javax.annotation.PostConstruct} methods, |
| * if present, on the endpoint implementation. |
| * |
| * @see Provider#createEndpoint(String, Class, Invoker, WebServiceFeature...) |
| * @author Jitendra Kotamraju |
| * @since 1.7, JAX-WS 2.2 |
| */ |
| |
| public abstract class Invoker { |
| |
| /** |
| * JAX-WS runtimes calls this method to ask container to inject |
| * WebServiceContext on the endpoint instance. The |
| * {@code WebServiceContext} object uses thread-local information |
| * to return the correct information during the actual endpoint invocation |
| * regardless of how many threads are concurrently being used to serve |
| * requests. |
| * |
| * @param webServiceContext a holder for MessageContext |
| * @throws IllegalAccessException if the injection done |
| * by reflection API throws this exception |
| * @throws IllegalArgumentException if the injection done |
| * by reflection API throws this exception |
| * @throws InvocationTargetException if the injection done |
| * by reflection API throws this exception |
| */ |
| public abstract void inject(WebServiceContext webServiceContext) |
| throws IllegalAccessException, IllegalArgumentException, InvocationTargetException; |
| |
| /** |
| * JAX-WS runtime calls this method to do the actual web service |
| * invocation on endpoint instance. The injected |
| * {@code WebServiceContext.getMessageContext()} gives the correct |
| * information for this invocation. |
| * |
| * @param m Method to be invoked on the service |
| * @param args Method arguments |
| * @return return value of the method |
| * @throws IllegalAccessException if the invocation done |
| * by reflection API throws this exception |
| * @throws IllegalArgumentException if the invocation done |
| * by reflection API throws this exception |
| * @throws InvocationTargetException if the invocation done |
| * by reflection API throws this exception |
| |
| * @see Method#invoke |
| */ |
| public abstract Object invoke(Method m, Object... args) |
| throws IllegalAccessException, IllegalArgumentException, InvocationTargetException; |
| |
| } |