| /* |
| * Copyright (c) 1997, 2012, 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 com.sun.xml.internal.ws.spi.db; |
| |
| import java.lang.reflect.Field; |
| import java.security.AccessController; |
| import java.security.PrivilegedActionException; |
| import java.security.PrivilegedExceptionAction; |
| |
| |
| /** |
| * FieldGetter gets the value of a field from an instance. |
| * |
| * @author shih-chang.chen@oracle.com |
| * @exclude |
| */ |
| public class FieldGetter extends PropertyGetterBase { |
| |
| protected Field field; |
| |
| public FieldGetter(Field f) { |
| field = f; |
| type = f.getType(); |
| } |
| |
| public Field getField() { |
| return field; |
| } |
| |
| static class PrivilegedGetter implements PrivilegedExceptionAction { |
| private Object value; |
| private Field field; |
| private Object instance; |
| public PrivilegedGetter(Field field, Object instance) { |
| super(); |
| this.field = field; |
| this.instance = instance; |
| } |
| public Object run() throws IllegalAccessException { |
| if (!field.isAccessible()) { |
| field.setAccessible(true); |
| } |
| value = field.get(instance); |
| return null; |
| } |
| } |
| |
| public Object get(final Object instance) { |
| if (field.isAccessible()) { |
| try { |
| return field.get(instance); |
| } catch (Exception e) { |
| // TODO Auto-generated catch block |
| e.printStackTrace(); |
| } |
| } else { |
| PrivilegedGetter privilegedGetter = new PrivilegedGetter(field, instance); |
| try { |
| AccessController.doPrivileged(privilegedGetter); |
| } catch (PrivilegedActionException e) { |
| // TODO Auto-generated catch block |
| e.printStackTrace(); |
| } |
| return privilegedGetter.value; |
| } |
| return null; |
| } |
| |
| public <A> A getAnnotation(Class<A> annotationType) { |
| Class c = annotationType; |
| return (A) field.getAnnotation(c); |
| } |
| } |