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Java EE 6 example source code file (Util.java)
The Java EE 6 Util.java source code/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright 1997-2009 Sun Microsystems, Inc. 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.html * or glassfish/bootstrap/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 glassfish/bootstrap/legal/LICENSE.txt. * Sun designates this particular file as subject to the "Classpath" exception * as provided by Sun in the GPL Version 2 section of the License file that * accompanied this code. If applicable, add the following below the License * Header, with the fields enclosed by brackets [] replaced by your own * identifying information: "Portions Copyrighted [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 samples.connectors.mailconnector.ra.outbound; import java.io.*; import java.util.*; import java.util.logging.*; import javax.naming.*; import javax.resource.ResourceException; import javax.resource.spi.*; import javax.resource.spi.security.*; import javax.security.auth.Subject; import javax.security.auth.Subject; import java.security.AccessController; import java.security.PrivilegedAction; /** * Utilities. The following methods handle authentication. * * Note: If subject is null, credential is created from * the ConnectionRequestInfo user/password info. * Otherwise it is created using the subject object. * * @author Alejandro E. Murillo */ public class Util { static Logger logger = Logger.getLogger("samples.connectors.mailconnector.ra.outbound", "samples.connectors.mailconnector.ra.outbound.LocalStrings"); static ResourceBundle resource = java.util.ResourceBundle.getBundle("samples.connectors.mailconnector.ra.outbound.LocalStrings"); /** * Returns a PasswordCredential. * * @param mcf a ManagedConnectionFactory object * @param subject security context as JAAS subject * @param info ConnectionRequestInfo instance * * @return a PasswordCredential */ static public PasswordCredential getPasswordCredential (final ManagedConnectionFactory mcf, final Subject subject, ConnectionRequestInfo info) throws ResourceException { if (subject == null) { if (info == null) { logger.fine("\tUtil::GetPasswordCred: INFO is null"); return null; } else { ConnectionRequestInfoImpl myinfo = (ConnectionRequestInfoImpl) info; // Can't create a PC with null values if (myinfo.getUserName() == null || myinfo.getPassword() == null) { logger.fine("\tUtil::GetPasswordCred: User or password is null"); return null; } char [] password = myinfo.getPassword().toCharArray(); PasswordCredential pc = new PasswordCredential(myinfo.getUserName(), password); pc.setManagedConnectionFactory(mcf); logger.fine("\tUtil::GetPasswordCred: returning a created PC"); return pc; } } else { PasswordCredential pc = (PasswordCredential) AccessController.doPrivileged( new PrivilegedAction() { public Object run() { Set creds = subject.getPrivateCredentials( PasswordCredential.class); Iterator iter = creds.iterator(); while (iter.hasNext()) { PasswordCredential temp = (PasswordCredential) iter.next(); if (temp != null && temp.getManagedConnectionFactory() != null && temp.getManagedConnectionFactory().equals(mcf)) { return temp; } } return null; } }); if (pc == null) { throw new java.lang.SecurityException( resource.getString("util.no_credential")); } else { logger.fine("\tUtil::GetPasswordCred: returning a FOUND PC"); return pc; } } } /** * Determines whether two strings are the same. * * @param a first string * @param b second string * * @return true if the two strings are equal; false otherwise */ static public boolean isEqual(String a, String b) { if (a == null) { return (b == null); } else { return a.equals(b); } } /** * Determines whether two PasswordCredentials are the same. * * @param a first PasswordCredential * @param b second PasswordCredential * * @return true if the two parameters are equal; false otherwise */ static public boolean isPasswordCredentialEqual(PasswordCredential a, PasswordCredential b) { if (a == b) return true; if ((a == null) && (b != null)) return false; if ((a != null) && (b == null)) return false; if (!isEqual(a.getUserName(), b.getUserName())) return false; String p1 = null; String p2 = null; if (a.getPassword() != null) { p1 = new String(a.getPassword()); } if (b.getPassword() != null) { p2 = new String(b.getPassword()); } return (isEqual(p1, p2)); } } Other Java EE 6 examples (source code examples)Here is a short list of links related to this Java EE 6 Util.java source code file: |
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