Wed, 27 Apr 2016 01:27:09 +0800
Initial load
http://hg.openjdk.java.net/jdk8u/jdk8u/jaxws/
changeset: 657:d47a47f961ee
tag: jdk8u25-b17
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aoqi@0 | 4 | * |
aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 7 | * published by the Free Software Foundation. Oracle designates this |
aoqi@0 | 8 | * particular file as subject to the "Classpath" exception as provided |
aoqi@0 | 9 | * by Oracle in the LICENSE file that accompanied this code. |
aoqi@0 | 10 | * |
aoqi@0 | 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 14 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 15 | * accompanied this code). |
aoqi@0 | 16 | * |
aoqi@0 | 17 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 20 | * |
aoqi@0 | 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 22 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 23 | * questions. |
aoqi@0 | 24 | */ |
aoqi@0 | 25 | |
aoqi@0 | 26 | package com.sun.xml.internal.bind.v2.model.annotation; |
aoqi@0 | 27 | |
aoqi@0 | 28 | import java.lang.annotation.Annotation; |
aoqi@0 | 29 | import java.lang.reflect.InvocationHandler; |
aoqi@0 | 30 | import java.lang.reflect.InvocationTargetException; |
aoqi@0 | 31 | import java.lang.reflect.Method; |
aoqi@0 | 32 | import java.lang.reflect.Proxy; |
aoqi@0 | 33 | import java.lang.reflect.Modifier; |
aoqi@0 | 34 | import java.util.HashMap; |
aoqi@0 | 35 | import java.util.Map; |
aoqi@0 | 36 | |
aoqi@0 | 37 | import com.sun.xml.internal.bind.v2.runtime.Location; |
aoqi@0 | 38 | |
aoqi@0 | 39 | /** |
aoqi@0 | 40 | * {@link Annotation} that also implements {@link Locatable}. |
aoqi@0 | 41 | * |
aoqi@0 | 42 | * @author Kohsuke Kawaguchi |
aoqi@0 | 43 | */ |
aoqi@0 | 44 | public class LocatableAnnotation implements InvocationHandler, Locatable, Location { |
aoqi@0 | 45 | private final Annotation core; |
aoqi@0 | 46 | |
aoqi@0 | 47 | private final Locatable upstream; |
aoqi@0 | 48 | |
aoqi@0 | 49 | /** |
aoqi@0 | 50 | * Wraps the annotation into a proxy so that the returned object will also implement |
aoqi@0 | 51 | * {@link Locatable}. |
aoqi@0 | 52 | */ |
aoqi@0 | 53 | public static <A extends Annotation> A create( A annotation, Locatable parentSourcePos ) { |
aoqi@0 | 54 | if(annotation==null) return null; |
aoqi@0 | 55 | Class<? extends Annotation> type = annotation.annotationType(); |
aoqi@0 | 56 | if(quicks.containsKey(type)) { |
aoqi@0 | 57 | // use the existing proxy implementation if available |
aoqi@0 | 58 | return (A)quicks.get(type).newInstance(parentSourcePos,annotation); |
aoqi@0 | 59 | } |
aoqi@0 | 60 | |
aoqi@0 | 61 | // otherwise take the slow route |
aoqi@0 | 62 | |
aoqi@0 | 63 | ClassLoader cl = SecureLoader.getClassClassLoader(LocatableAnnotation.class); |
aoqi@0 | 64 | |
aoqi@0 | 65 | try { |
aoqi@0 | 66 | Class loadableT = Class.forName(type.getName(), false, cl); |
aoqi@0 | 67 | if(loadableT !=type) |
aoqi@0 | 68 | return annotation; // annotation type not loadable from this class loader |
aoqi@0 | 69 | |
aoqi@0 | 70 | return (A)Proxy.newProxyInstance(cl, |
aoqi@0 | 71 | new Class[]{ type, Locatable.class }, |
aoqi@0 | 72 | new LocatableAnnotation(annotation,parentSourcePos)); |
aoqi@0 | 73 | } catch (ClassNotFoundException e) { |
aoqi@0 | 74 | // annotation not loadable |
aoqi@0 | 75 | return annotation; |
aoqi@0 | 76 | } catch (IllegalArgumentException e) { |
aoqi@0 | 77 | // Proxy.newProxyInstance throws this if it cannot resolve this annotation |
aoqi@0 | 78 | // in this classloader |
aoqi@0 | 79 | return annotation; |
aoqi@0 | 80 | } |
aoqi@0 | 81 | |
aoqi@0 | 82 | } |
aoqi@0 | 83 | |
aoqi@0 | 84 | LocatableAnnotation(Annotation core, Locatable upstream) { |
aoqi@0 | 85 | this.core = core; |
aoqi@0 | 86 | this.upstream = upstream; |
aoqi@0 | 87 | } |
aoqi@0 | 88 | |
aoqi@0 | 89 | public Locatable getUpstream() { |
aoqi@0 | 90 | return upstream; |
aoqi@0 | 91 | } |
aoqi@0 | 92 | |
aoqi@0 | 93 | public Location getLocation() { |
aoqi@0 | 94 | return this; |
aoqi@0 | 95 | } |
aoqi@0 | 96 | |
aoqi@0 | 97 | public Object invoke(Object proxy, Method method, Object[] args) throws Throwable { |
aoqi@0 | 98 | try { |
aoqi@0 | 99 | if(method.getDeclaringClass()==Locatable.class) |
aoqi@0 | 100 | return method.invoke(this,args); |
aoqi@0 | 101 | if(Modifier.isStatic(method.getModifiers())) |
aoqi@0 | 102 | // malicious code can pass in a static Method object. |
aoqi@0 | 103 | // doing method.invoke() would end up executing it, |
aoqi@0 | 104 | // so we need to protect against it. |
aoqi@0 | 105 | throw new IllegalArgumentException(); |
aoqi@0 | 106 | |
aoqi@0 | 107 | return method.invoke(core,args); |
aoqi@0 | 108 | } catch (InvocationTargetException e) { |
aoqi@0 | 109 | if(e.getTargetException()!=null) |
aoqi@0 | 110 | throw e.getTargetException(); |
aoqi@0 | 111 | throw e; |
aoqi@0 | 112 | } |
aoqi@0 | 113 | } |
aoqi@0 | 114 | |
aoqi@0 | 115 | public String toString() { |
aoqi@0 | 116 | return core.toString(); |
aoqi@0 | 117 | } |
aoqi@0 | 118 | |
aoqi@0 | 119 | |
aoqi@0 | 120 | /** |
aoqi@0 | 121 | * List of {@link Quick} implementations keyed by their annotation type. |
aoqi@0 | 122 | */ |
aoqi@0 | 123 | private static final Map<Class,Quick> quicks = new HashMap<Class, Quick>(); |
aoqi@0 | 124 | |
aoqi@0 | 125 | static { |
aoqi@0 | 126 | for( Quick q : Init.getAll() ) { |
aoqi@0 | 127 | quicks.put(q.annotationType(),q); |
aoqi@0 | 128 | } |
aoqi@0 | 129 | } |
aoqi@0 | 130 | } |