1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/src/share/jaxws_classes/com/sun/xml/internal/bind/v2/model/impl/Utils.java Fri Nov 22 21:11:19 2013 +0100 1.3 @@ -0,0 +1,82 @@ 1.4 +/* 1.5 + * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. 1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 1.7 + * 1.8 + * This code is free software; you can redistribute it and/or modify it 1.9 + * under the terms of the GNU General Public License version 2 only, as 1.10 + * published by the Free Software Foundation. Oracle designates this 1.11 + * particular file as subject to the "Classpath" exception as provided 1.12 + * by Oracle in the LICENSE file that accompanied this code. 1.13 + * 1.14 + * This code is distributed in the hope that it will be useful, but WITHOUT 1.15 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1.16 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1.17 + * version 2 for more details (a copy is included in the LICENSE file that 1.18 + * accompanied this code). 1.19 + * 1.20 + * You should have received a copy of the GNU General Public License version 1.21 + * 2 along with this work; if not, write to the Free Software Foundation, 1.22 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1.23 + * 1.24 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 1.25 + * or visit www.oracle.com if you need additional information or have any 1.26 + * questions. 1.27 + */ 1.28 + 1.29 +package com.sun.xml.internal.bind.v2.model.impl; 1.30 + 1.31 +import com.sun.xml.internal.bind.v2.model.nav.Navigator; 1.32 + 1.33 +import java.lang.reflect.Field; 1.34 +import java.lang.reflect.InvocationTargetException; 1.35 +import java.lang.reflect.Method; 1.36 +import java.lang.reflect.Type; 1.37 +import java.util.logging.Level; 1.38 +import java.util.logging.Logger; 1.39 + 1.40 +/** 1.41 + * Utils class. 1.42 + * Has *package private* access to avoid inappropriate usage. 1.43 + */ 1.44 +/* package */ final class Utils { 1.45 + 1.46 + private static final Logger LOGGER = Logger.getLogger(Utils.class.getName()); 1.47 + 1.48 + /** 1.49 + * static ReflectionNavigator field to avoid usage of reflection every time we use it. 1.50 + */ 1.51 + /* package */ static final Navigator<Type, Class, Field, Method> REFLECTION_NAVIGATOR; 1.52 + 1.53 + static { // we statically initializing REFLECTION_NAVIGATOR property 1.54 + Class refNav = null; 1.55 + try { 1.56 + refNav = Class.forName("com.sun.xml.internal.bind.v2.model.nav.ReflectionNavigator"); 1.57 + //noinspection unchecked 1.58 + Method getInstance = refNav.getDeclaredMethod("getInstance"); 1.59 + getInstance.setAccessible(true); 1.60 + //noinspection unchecked 1.61 + REFLECTION_NAVIGATOR = (Navigator<Type, Class, Field, Method>) getInstance.invoke(null); 1.62 + } catch (ClassNotFoundException e) { 1.63 + e.printStackTrace(); 1.64 + throw new IllegalStateException("Can't find ReflectionNavigator class"); 1.65 + } catch (InvocationTargetException e) { 1.66 + e.printStackTrace(); 1.67 + throw new IllegalStateException("ReflectionNavigator.getInstance throws the exception"); 1.68 + } catch (NoSuchMethodException e) { 1.69 + e.printStackTrace(); 1.70 + throw new IllegalStateException("ReflectionNavigator.getInstance can't be found"); 1.71 + } catch (IllegalAccessException e) { 1.72 + e.printStackTrace(); 1.73 + throw new IllegalStateException("ReflectionNavigator.getInstance method is inaccessible"); 1.74 + } catch (SecurityException e) { 1.75 + LOGGER.log(Level.FINE, "Unable to access ReflectionNavigator.getInstance", e); 1.76 + throw e; 1.77 + } 1.78 + } 1.79 + 1.80 + /** 1.81 + * private constructor to avoid util class instantiating 1.82 + */ 1.83 + private Utils() { 1.84 + } 1.85 +}