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Glassfish example source code file (DSManagedConnectionFactory.java)
The Glassfish DSManagedConnectionFactory.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.gjc.spi; import com.sun.enterprise.util.i18n.StringManager; import com.sun.gjc.common.DataSourceObjectBuilder; import com.sun.gjc.util.SecurityUtils; import com.sun.logging.LogDomains; import javax.resource.ResourceException; import javax.resource.spi.ConnectionRequestInfo; import javax.resource.spi.ResourceAllocationException; import javax.resource.spi.security.PasswordCredential; import java.util.logging.Level; import java.util.logging.Logger; import javax.resource.spi.ConnectionDefinition; /** * Data Source <code>ManagedConnectionFactory implementation for Generic JDBC Connector. * * @author Evani Sai Surya Kiran * @version 1.0, 02/07/30 */ @ConnectionDefinition( connectionFactory = javax.sql.DataSource.class, connectionFactoryImpl = com.sun.gjc.spi.base.DataSource.class, connection = java.sql.Connection.class, connectionImpl = com.sun.gjc.spi.base.ConnectionHolder.class ) public class DSManagedConnectionFactory extends ManagedConnectionFactory { private transient javax.sql.DataSource dataSourceObj; private static Logger _logger; static { _logger = LogDomains.getLogger(DSManagedConnectionFactory.class, LogDomains.RSR_LOGGER); } /** * Creates a new physical connection to the underlying EIS resource * manager. * * @param subject <code>Subject instance passed by the application server * @param cxRequestInfo <code>ConnectionRequestInfo which may be created * as a result of the invocation <code>getConnection(user, password) * on the <code>DataSource object * @return <code>ManagedConnection object created * @throws ResourceException if there is an error in instantiating the * <code>DataSource object used for the * creation of the <code>ManagedConnection object * @throws SecurityException if there ino <code>PasswordCredential object * satisfying this request * @throws ResourceAllocationException if there is an error in allocating the * physical connection */ public javax.resource.spi.ManagedConnection createManagedConnection(javax.security.auth.Subject subject, ConnectionRequestInfo cxRequestInfo) throws ResourceException { logFine("In createManagedConnection"); PasswordCredential pc = SecurityUtils.getPasswordCredential(this, subject, cxRequestInfo); javax.sql.DataSource dataSource = getDataSource(); java.sql.Connection dsConn = null; try { /* For the case where the user/passwd of the connection pool is * equal to the PasswordCredential for the connection request * get a connection from this pool directly. * for all other conditions go create a new connection */ if (isEqual(pc, getUser(), getPassword())) { dsConn = dataSource.getConnection(); } else { dsConn = dataSource.getConnection(pc.getUserName(), new String(pc.getPassword())); } } catch (java.sql.SQLException sqle) { //_logger.log(Level.WARNING, "jdbc.exc_create_conn", sqle.getMessage()); if(_logger.isLoggable(Level.FINE)) { _logger.log(Level.FINE, "jdbc.exc_create_conn", sqle.getMessage()); } StringManager localStrings = StringManager.getManager(DataSourceObjectBuilder.class); String msg = localStrings.getString("jdbc.cannot_allocate_connection" , sqle.getMessage()); ResourceAllocationException rae = new ResourceAllocationException(msg); rae.initCause(sqle); throw rae; } ManagedConnection mc = constructManagedConnection(null, dsConn, pc, this); //GJCINT validateAndSetIsolation(mc); return mc; } /** * Returns the underlying datasource * * @return DataSource of jdbc vendor * @throws ResourceException */ public javax.sql.DataSource getDataSource() throws ResourceException { if (dataSourceObj == null) { try { dataSourceObj = (javax.sql.DataSource) super.getDataSource(); } catch (ClassCastException cce) { _logger.log(Level.SEVERE, "jdbc.exc_cce", cce); throw new ResourceException(cce.getMessage()); } } return dataSourceObj; } /** * Check if this <code>ManagedConnectionFactory is equal to * another <code>ManagedConnectionFactory. * * @param other <code>ManagedConnectionFactory object for checking equality with * @return true if the property sets of both the * <code>ManagedConnectionFactory objects are the same * false otherwise */ public boolean equals(Object other) { logFine("In equals"); /** * The check below means that two ManagedConnectionFactory objects are equal * if and only if their properties are the same. */ if (other instanceof com.sun.gjc.spi.DSManagedConnectionFactory) { com.sun.gjc.spi.DSManagedConnectionFactory otherMCF = (com.sun.gjc.spi.DSManagedConnectionFactory) other; return this.spec.equals(otherMCF.spec); } return false; } } Other Glassfish examples (source code examples)Here is a short list of links related to this Glassfish DSManagedConnectionFactory.java source code file: |
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