1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/src/share/jaxws_classes/com/sun/xml/internal/ws/policy/privateutil/PolicyLogger.java Wed Apr 27 01:27:09 2016 +0800 1.3 @@ -0,0 +1,94 @@ 1.4 +/* 1.5 + * Copyright (c) 1997, 2010, 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.ws.policy.privateutil; 1.30 + 1.31 +import com.sun.istack.internal.logging.Logger; 1.32 +import java.lang.reflect.Field; 1.33 + 1.34 +/** 1.35 + * This is a helper class that provides some conveniece methods wrapped around the 1.36 + * standard {@link java.util.logging.Logger} interface. 1.37 + * 1.38 + * @author Marek Potociar 1.39 + * @author Fabian Ritzmann 1.40 + */ 1.41 +public final class PolicyLogger extends Logger { 1.42 + 1.43 + /** 1.44 + * If we run with JAX-WS, we are using its logging domain (appended with ".wspolicy"). 1.45 + * Otherwise we default to "wspolicy". 1.46 + */ 1.47 + private static final String POLICY_PACKAGE_ROOT = "com.sun.xml.internal.ws.policy"; 1.48 + 1.49 + /** 1.50 + * Make sure this class cannot be instantiated by client code. 1.51 + * 1.52 + * @param policyLoggerName The name of the subsystem to be logged. 1.53 + * @param className The fully qualified class name. 1.54 + */ 1.55 + private PolicyLogger(final String policyLoggerName, final String className) { 1.56 + super(policyLoggerName, className); 1.57 + } 1.58 + 1.59 + /** 1.60 + * The factory method returns preconfigured PolicyLogger wrapper for the class. Since there is no caching implemented, 1.61 + * it is advised that the method is called only once per a class in order to initialize a final static logger variable, 1.62 + * which is then used through the class to perform actual logging tasks. 1.63 + * 1.64 + * @param componentClass class of the component that will use the logger instance. Must not be {@code null}. 1.65 + * @return logger instance preconfigured for use with the component 1.66 + * @throws NullPointerException if the componentClass parameter is {@code null}. 1.67 + */ 1.68 + public static PolicyLogger getLogger(final Class<?> componentClass) { 1.69 + final String componentClassName = componentClass.getName(); 1.70 + 1.71 + if (componentClassName.startsWith(POLICY_PACKAGE_ROOT)) { 1.72 + return new PolicyLogger(getLoggingSubsystemName() + componentClassName.substring(POLICY_PACKAGE_ROOT.length()), 1.73 + componentClassName); 1.74 + } else { 1.75 + return new PolicyLogger(getLoggingSubsystemName() + "." + componentClassName, componentClassName); 1.76 + } 1.77 + } 1.78 + 1.79 + private static String getLoggingSubsystemName() { 1.80 + String loggingSubsystemName = "wspolicy"; 1.81 + try { 1.82 + // Looking up JAX-WS class at run-time, so that we don't need to depend 1.83 + // on it at compile-time. 1.84 + Class jaxwsConstants = Class.forName("com.sun.xml.internal.ws.util.Constants"); 1.85 + Field loggingDomainField = jaxwsConstants.getField("LoggingDomain"); 1.86 + Object loggingDomain = loggingDomainField.get(null); 1.87 + loggingSubsystemName = loggingDomain.toString().concat(".wspolicy"); 1.88 + } catch (RuntimeException e) { 1.89 + // if we catch an exception, we stick with the default name 1.90 + // this catch is redundant but works around a Findbugs warning 1.91 + } catch (Exception e) { 1.92 + // if we catch an exception, we stick with the default name 1.93 + } 1.94 + return loggingSubsystemName; 1.95 + } 1.96 + 1.97 +}