| /* |
| * Copyright (c) 1998, 2021 Oracle and/or its affiliates. All rights reserved. |
| * Copyright (c) 1998, 2018 IBM Corporation and/or its affiliates. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0, |
| * or the Eclipse Distribution License v. 1.0 which is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause |
| */ |
| |
| // Contributors: |
| // Oracle - initial API and implementation from Oracle TopLink |
| // Rick Curtis -- Refactor to facilitate adding WebSphereLibertyTransactionController. |
| // 03/15/2016 Jody Grassel |
| // - 489794: Add support for WebSphere EJBEmbeddable platform. |
| package org.eclipse.persistence.transaction.was; |
| |
| import java.lang.reflect.InvocationTargetException; |
| import java.lang.reflect.Method; |
| import java.security.AccessController; |
| import java.security.PrivilegedActionException; |
| |
| import jakarta.transaction.TransactionManager; |
| |
| import org.eclipse.persistence.internal.security.PrivilegedAccessHelper; |
| import org.eclipse.persistence.internal.security.PrivilegedClassForName; |
| import org.eclipse.persistence.internal.security.PrivilegedGetMethod; |
| import org.eclipse.persistence.internal.security.PrivilegedMethodInvoker; |
| import org.eclipse.persistence.transaction.JTATransactionController; |
| |
| /** |
| * <p> |
| * <b>Purpose</b>: TransactionController implementation for WebSphere |
| * <p> |
| * <b>Description</b>: Implements the required behavior for controlling transactions |
| * in WebSphere |
| * |
| * @see org.eclipse.persistence.transaction.JTATransactionController |
| */ |
| public class WebSphereTransactionController extends JTATransactionController { |
| // Class and method to execute to obtain the TransactionManager |
| private final static String TX_MANAGER_FACTORY_CLASS = "com.ibm.ws.Transaction.TransactionManagerFactory"; |
| private final static String TX_MANAGER_FACTORY_METHOD = "getTransactionManager"; |
| |
| public WebSphereTransactionController() { |
| super(); |
| } |
| |
| protected String getTxManagerFactoryClass() { |
| return TX_MANAGER_FACTORY_CLASS; |
| } |
| |
| protected String getTxManagerFactoryMethod() { |
| return TX_MANAGER_FACTORY_METHOD; |
| } |
| |
| /** |
| * INTERNAL: |
| * Obtain and return the JTA TransactionManager on this platform. |
| * This will be called once when the controller is initialized. |
| */ |
| @Override |
| protected TransactionManager acquireTransactionManager() throws Exception { |
| if (PrivilegedAccessHelper.shouldUsePrivilegedAccess()){ |
| try{ |
| Class<? extends TransactionManager> clazz = AccessController.doPrivileged(new PrivilegedClassForName<>(getTxManagerFactoryClass())); |
| Method method = AccessController.doPrivileged(new PrivilegedGetMethod(clazz, getTxManagerFactoryMethod(), null, false)); |
| return AccessController.doPrivileged(new PrivilegedMethodInvoker<>(method, null, null)); |
| }catch (PrivilegedActionException ex){ |
| if (ex.getCause() instanceof ClassNotFoundException){ |
| throw (ClassNotFoundException)ex.getCause(); |
| } |
| if (ex.getCause() instanceof NoSuchMethodException){ |
| throw (NoSuchMethodException)ex.getCause(); |
| } |
| if (ex.getCause() instanceof IllegalAccessException){ |
| throw (IllegalAccessException)ex.getCause(); |
| } |
| if (ex.getCause() instanceof InvocationTargetException){ |
| throw (InvocationTargetException)ex.getCause(); |
| } |
| throw (RuntimeException) ex.getCause(); |
| } |
| }else{ |
| Class<? extends TransactionManager> clazz = PrivilegedAccessHelper.getClassForName(getTxManagerFactoryClass()); |
| Method method = PrivilegedAccessHelper.getMethod(clazz, getTxManagerFactoryMethod(), null, false); |
| return PrivilegedAccessHelper.invokeMethod(method, null, null); |
| } |
| } |
| } |