src/share/jaxws_classes/com/sun/xml/internal/ws/api/server/AbstractInstanceResolver.java

Tue, 09 Apr 2013 14:51:13 +0100

author
alanb
date
Tue, 09 Apr 2013 14:51:13 +0100
changeset 368
0989ad8c0860
parent 286
f50545b5e2f1
child 418
43240b8b995b
permissions
-rw-r--r--

8010393: Update JAX-WS RI to 2.2.9-b12941
Reviewed-by: alanb, erikj
Contributed-by: miroslav.kos@oracle.com, martin.grebac@oracle.com

ohair@286 1 /*
alanb@368 2 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
ohair@286 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
ohair@286 4 *
ohair@286 5 * This code is free software; you can redistribute it and/or modify it
ohair@286 6 * under the terms of the GNU General Public License version 2 only, as
ohair@286 7 * published by the Free Software Foundation. Oracle designates this
ohair@286 8 * particular file as subject to the "Classpath" exception as provided
ohair@286 9 * by Oracle in the LICENSE file that accompanied this code.
ohair@286 10 *
ohair@286 11 * This code is distributed in the hope that it will be useful, but WITHOUT
ohair@286 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ohair@286 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
ohair@286 14 * version 2 for more details (a copy is included in the LICENSE file that
ohair@286 15 * accompanied this code).
ohair@286 16 *
ohair@286 17 * You should have received a copy of the GNU General Public License version
ohair@286 18 * 2 along with this work; if not, write to the Free Software Foundation,
ohair@286 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
ohair@286 20 *
ohair@286 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@286 22 * or visit www.oracle.com if you need additional information or have any
ohair@286 23 * questions.
ohair@286 24 */
ohair@286 25
ohair@286 26 package com.sun.xml.internal.ws.api.server;
ohair@286 27
ohair@286 28 import com.sun.istack.internal.Nullable;
alanb@368 29 import com.sun.istack.internal.localization.Localizable;
ohair@286 30 import com.sun.xml.internal.ws.api.server.InstanceResolver;
ohair@286 31 import com.sun.xml.internal.ws.api.server.ResourceInjector;
ohair@286 32 import com.sun.xml.internal.ws.api.server.WSEndpoint;
ohair@286 33 import com.sun.xml.internal.ws.resources.ServerMessages;
ohair@286 34 import com.sun.xml.internal.ws.server.ServerRtException;
ohair@286 35
ohair@286 36 import java.lang.annotation.Annotation;
ohair@286 37 import java.lang.reflect.InvocationTargetException;
ohair@286 38 import java.lang.reflect.Method;
ohair@286 39 import java.security.AccessController;
ohair@286 40 import java.security.PrivilegedAction;
ohair@286 41
ohair@286 42 /**
ohair@286 43 * Partial implementation of {@link InstanceResolver} with
ohair@286 44 * convenience methods to do the resource injection.
ohair@286 45 *
ohair@286 46 * @author Kohsuke Kawaguchi
ohair@286 47 * @since 2.2.6
ohair@286 48 */
ohair@286 49 public abstract class AbstractInstanceResolver<T> extends InstanceResolver<T> {
ohair@286 50
ohair@286 51 protected static ResourceInjector getResourceInjector(WSEndpoint endpoint) {
ohair@286 52 ResourceInjector ri = endpoint.getContainer().getSPI(ResourceInjector.class);
ohair@286 53 if(ri==null)
ohair@286 54 ri = ResourceInjector.STANDALONE;
ohair@286 55 return ri;
ohair@286 56 }
ohair@286 57
ohair@286 58 /**
ohair@286 59 * Helper for invoking a method with elevated privilege.
ohair@286 60 */
ohair@286 61 protected static void invokeMethod(final @Nullable Method method, final Object instance, final Object... args) {
ohair@286 62 if(method==null) return;
ohair@286 63 AccessController.doPrivileged(new PrivilegedAction<Void>() {
ohair@286 64 public Void run() {
ohair@286 65 try {
ohair@286 66 if (!method.isAccessible()) {
ohair@286 67 method.setAccessible(true);
ohair@286 68 }
ohair@286 69 method.invoke(instance,args);
ohair@286 70 } catch (IllegalAccessException e) {
ohair@286 71 throw new ServerRtException("server.rt.err",e);
ohair@286 72 } catch (InvocationTargetException e) {
ohair@286 73 throw new ServerRtException("server.rt.err",e);
ohair@286 74 }
ohair@286 75 return null;
ohair@286 76 }
ohair@286 77 });
ohair@286 78 }
ohair@286 79
ohair@286 80 /**
ohair@286 81 * Finds the method that has the given annotation, while making sure that
ohair@286 82 * there's only at most one such method.
ohair@286 83 */
ohair@286 84 protected final @Nullable Method findAnnotatedMethod(Class clazz, Class<? extends Annotation> annType) {
ohair@286 85 boolean once = false;
ohair@286 86 Method r = null;
ohair@286 87 for(Method method : clazz.getDeclaredMethods()) {
ohair@286 88 if (method.getAnnotation(annType) != null) {
ohair@286 89 if (once)
ohair@286 90 throw new ServerRtException(ServerMessages.ANNOTATION_ONLY_ONCE(annType));
ohair@286 91 if (method.getParameterTypes().length != 0)
ohair@286 92 throw new ServerRtException(ServerMessages.NOT_ZERO_PARAMETERS(method));
ohair@286 93 r = method;
ohair@286 94 once = true;
ohair@286 95 }
ohair@286 96 }
ohair@286 97 return r;
ohair@286 98 }
ohair@286 99 }

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