com.sun.xml.ws.api.server.Invoker Maven / Gradle / Ivy
Show all versions of jaxws-rt Show documentation
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2012 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* http://glassfish.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package com.sun.xml.ws.api.server;
import com.sun.istack.NotNull;
import com.sun.xml.ws.api.message.Packet;
import javax.xml.ws.Provider;
import javax.xml.ws.WebServiceContext;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
/**
* Hides the detail of calling into application endpoint implementation.
*
*
* Typical host of the JAX-WS RI would want to use
* {@link InstanceResolver#createDefault(Class)} and then
* use {@link InstanceResolver#createInvoker()} to obtain
* the default invoker implementation.
*
*
* @author Jitendra Kotamraju
* @author Kohsuke Kawaguchi
*/
public abstract class Invoker extends com.sun.xml.ws.server.sei.Invoker {
/**
* Called by {@link WSEndpoint} when it's set up.
*
*
* This is an opportunity for {@link Invoker}
* to do a endpoint-specific initialization process.
*
* @param wsc
* The {@link WebServiceContext} instance that can be injected
* to the user instances.
* @param endpoint
*/
public void start(@NotNull WSWebServiceContext wsc, @NotNull WSEndpoint endpoint) {
// backward compatibility
start(wsc);
}
/**
* @deprecated
* Use {@link #start(WSWebServiceContext,WSEndpoint)}
*/
public void start(@NotNull WebServiceContext wsc) {
throw new IllegalStateException("deprecated version called");
}
/**
* Called by {@link WSEndpoint}
* when {@link WSEndpoint#dispose()} is called.
*
* This allows {@link InstanceResolver} to do final clean up.
*
*
* This method is guaranteed to be only called once by {@link WSEndpoint}.
*/
public void dispose() {}
/**
* Invokes {@link Provider#invoke(Object)}
*/
public T invokeProvider( @NotNull Packet p, T arg ) throws IllegalAccessException, InvocationTargetException {
// default slow implementation that delegates to the other invoke method.
return (T)invoke(p,invokeMethod,arg);
}
/**
* Invokes {@link AsyncProvider#invoke(Object, AsyncProviderCallback, WebServiceContext)}
*/
public void invokeAsyncProvider( @NotNull Packet p, T arg, AsyncProviderCallback cbak, WebServiceContext ctxt ) throws IllegalAccessException, InvocationTargetException {
// default slow implementation that delegates to the other invoke method.
invoke(p, asyncInvokeMethod, arg, cbak, ctxt);
}
private static final Method invokeMethod;
static {
try {
invokeMethod = Provider.class.getMethod("invoke",Object.class);
} catch (NoSuchMethodException e) {
throw new AssertionError(e);
}
}
private static final Method asyncInvokeMethod;
static {
try {
asyncInvokeMethod = AsyncProvider.class.getMethod("invoke",Object.class, AsyncProviderCallback.class, WebServiceContext.class);
} catch (NoSuchMethodException e) {
throw new AssertionError(e);
}
}
}