|
Glassfish example source code file (JAASAuthContextHelper.java)
The Glassfish JAASAuthContextHelper.java source code/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved. * * The contents of this file are subject to the terms of either the GNU * General Public License Version 2 only ("GPL") or the Common Development * and Distribution License("CDDL") (collectively, the "License"). You * may not use this file except in compliance with the License. You can * obtain a copy of the License at * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html * or packager/legal/LICENSE.txt. See the License for the specific * language governing permissions and limitations under the License. * * When distributing the software, include this License Header Notice in each * file and include the License file at packager/legal/LICENSE.txt. * * GPL Classpath Exception: * Oracle designates this particular file as subject to the "Classpath" * exception as provided by Oracle in the GPL Version 2 section of the License * file that accompanied this code. * * Modifications: * If applicable, add the following below the License Header, with the fields * enclosed by brackets [] replaced by your own identifying information: * "Portions Copyright [year] [name of copyright owner]" * * Contributor(s): * If you wish your version of this file to be governed by only the CDDL or * only the GPL Version 2, indicate your decision by adding "[Contributor] * elects to include this software in this distribution under the [CDDL or GPL * Version 2] license." If you don't indicate a single choice of license, a * recipient has the option to distribute your version of this file under * either the CDDL, the GPL Version 2 or to extend the choice of license to * its licensees as provided above. However, if you add GPL Version 2 code * and therefore, elected the GPL Version 2 license, then the option applies * only if the new code is made subject to such option by the copyright * holder. */ package com.sun.jaspic.config.jaas; import com.sun.jaspic.config.helper.AuthContextHelper; import java.lang.reflect.Constructor; import java.lang.reflect.InvocationTargetException; import java.security.AccessController; import java.security.PrivilegedActionException; import java.util.ArrayList; import java.util.HashMap; import java.util.Map; import java.util.concurrent.locks.Lock; import java.util.concurrent.locks.ReentrantReadWriteLock; import java.util.logging.Level; import javax.security.auth.login.AppConfigurationEntry; import javax.security.auth.login.AppConfigurationEntry.LoginModuleControlFlag; import javax.security.auth.message.AuthException; import javax.security.auth.message.AuthStatus; /** * * @author Ron Monzillo */ public class JAASAuthContextHelper extends AuthContextHelper { private static final String DEFAULT_ENTRY_NAME = "other"; private static final Class[] PARAMS = {}; private static final Object[] ARGS = {}; //may be more than one delegate for a given jaas config file private ReentrantReadWriteLock instanceReadWriteLock = new ReentrantReadWriteLock(); private Lock instanceReadLock = instanceReadWriteLock.readLock(); private Lock instanceWriteLock = instanceReadWriteLock.writeLock(); private String loggerName; ExtendedConfigFile jaasConfig; private final String appContext; private AppConfigurationEntry[] entry; private Constructor[] ctor; public JAASAuthContextHelper(String loggerName, boolean returnNullContexts, ExtendedConfigFile jaasConfig, Map properties, String appContext) throws AuthException { super(loggerName, returnNullContexts); this.loggerName = loggerName; this.jaasConfig = jaasConfig; this.appContext = appContext; initialize(); } private void initialize() { boolean found = false; boolean foundDefault = false; instanceWriteLock.lock(); try { entry = jaasConfig.getAppConfigurationEntry(appContext); if (entry == null) { // NEED TO MAKE SURE THIS LOOKUP only occurs when registered for * entry = jaasConfig.getAppConfigurationEntry(DEFAULT_ENTRY_NAME); if (entry == null) { entry = new AppConfigurationEntry[0]; } else { foundDefault = true; } } else { found = true; } // initializeContextMap(); ctor = null; } finally { instanceWriteLock.unlock(); } if (!found) { if (!foundDefault) { logIfLevel(Level.INFO, null, "JAASAuthConfig no entries matched appContext (", appContext, ") or (", DEFAULT_ENTRY_NAME, ")"); } else { logIfLevel(Level.INFO, null, "JAASAuthConfig appContext (", appContext, ") matched (", DEFAULT_ENTRY_NAME, ")"); } } } private <M> void loadConstructors(M[] template, String authContextID) throws AuthException { if (ctor == null) { try { final Class moduleType = template.getClass().getComponentType(); ctor = (Constructor[]) AccessController.doPrivileged( new java.security.PrivilegedExceptionAction() { public Object run() throws java.lang.ClassNotFoundException, java.lang.NoSuchMethodException, java.lang.InstantiationException, java.lang.IllegalAccessException, java.lang.reflect.InvocationTargetException { Constructor[] ctor = new Constructor[entry.length]; ClassLoader loader = Thread.currentThread().getContextClassLoader(); for (int i = 0; i < entry.length; i++) { ctor[i] = null; String clazz = entry[i].getLoginModuleName(); try { Class c = Class.forName(clazz, true, loader); if (moduleType.isAssignableFrom(c)) { ctor[i] = c.getConstructor(PARAMS); } } catch (Throwable t) { logIfLevel(Level.WARNING, null, "skipping unloadable class: ", clazz, " of appCOntext: ", appContext); } } return ctor; } }); } catch (java.security.PrivilegedActionException pae) { AuthException ae = new AuthException(); ae.initCause(pae.getCause()); throw ae; } } } protected final void refresh() { jaasConfig.refresh(); initialize(); } /** * this implementation does not depend on authContextID * @param <M> * @param template * @param authContextID (ignored by this context system) * @return * @throws AuthException */ public <M> boolean hasModules(M[] template, String authContextID) throws AuthException { loadConstructors(template, authContextID); for (Constructor c : ctor) { if (c != null) { return true; } } return false; } /** * this implementation does not depend on authContextID * @param <M> * @param template * @param authContextID (ignored by this context system) * @return * @throws AuthException */ public <M> M[] getModules(M[] template, String authContextID) throws AuthException { loadConstructors(template, authContextID); ArrayList<M> list = new ArrayList Other Glassfish examples (source code examples)Here is a short list of links related to this Glassfish JAASAuthContextHelper.java source code file: |
... this post is sponsored by my books ... | |
#1 New Release! |
FP Best Seller |
Copyright 1998-2021 Alvin Alexander, alvinalexander.com
All Rights Reserved.
A percentage of advertising revenue from
pages under the /java/jwarehouse
URI on this website is
paid back to open source projects.