com.sun.jts.jta.UserTransactionImpl Maven / Gradle / Ivy
/*
* Copyright (c) 1997, 2020 Oracle 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.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package com.sun.jts.jta;
import jakarta.transaction.*;
import javax.naming.*;
import java.util.logging.Logger;
import com.sun.logging.LogDomains;
/**
* This class implements the jakarta.transaction.UserTransaction interface
* which defines methods that allow an application to explicitly manage
* transaction boundaries.
*
* @author Ram Jeyaraman
* @version 1.0 Feb 09, 1999
*/
public class UserTransactionImpl implements jakarta.transaction.UserTransaction,
javax.naming.Referenceable, java.io.Serializable {
// Instance variables
private transient TransactionManager transactionManager;
/*
Logger to log transaction messages
*/
static Logger _logger = LogDomains.getLogger(UserTransactionImpl.class, LogDomains.TRANSACTION_LOGGER);
// Constructor
public UserTransactionImpl() {}
// Implementation of jakarta.transaction.UserTransaction interface
/**
* Create a new transaction and associate it with the current thread.
*
* @exception IllegalStateException Thrown if the thread is already
* associated with a transaction.
*
* @exception SystemException Thrown if the transaction manager
* encounters an unexpected error condition
*
*/
public void begin() throws NotSupportedException, SystemException {
if (transactionManager == null) init();
this.transactionManager.begin();
}
/**
* Complete the transaction associated with the current thread. When this
* method completes, the thread becomes associated with no transaction.
*
* @exception TransactionRolledbackException Thrown to indicate that
* the transaction has been rolled back rather than committed.
*
* @exception HeuristicMixedException Thrown to indicate that a heuristic
* decision was made and that some relevant updates have been committed
* while others have been rolled back.
*
* @exception HeuristicRollbackException Thrown to indicate that a
* heuristic decision was made and that all relevant updates have been
* rolled back.
*
* @exception SecurityException Thrown to indicate that the thread is
* not allowed to commit the transaction.
*
* @exception IllegalStateException Thrown if the current thread is
* not associated with a transaction.
*
* @exception SystemException Thrown if the transaction manager
* encounters an unexpected error condition
*/
public void commit() throws RollbackException,
HeuristicMixedException, HeuristicRollbackException, SecurityException,
IllegalStateException, SystemException {
if (transactionManager == null) init();
this.transactionManager.commit();
}
/**
* Roll back the transaction associated with the current thread. When this
* method completes, the thread becomes associated with no transaction.
*
* @exception SecurityException Thrown to indicate that the thread is
* not allowed to roll back the transaction.
*
* @exception IllegalStateException Thrown if the current thread is
* not associated with a transaction.
*
* @exception SystemException Thrown if the transaction manager
* encounters an unexpected error condition
*
*/
public void rollback() throws IllegalStateException, SecurityException,
SystemException {
if (transactionManager == null) init();
this.transactionManager.rollback();
}
/**
* Modify the transaction associated with the current thread such that
* the only possible outcome of the transaction is to roll back the
* transaction.
*
* @exception IllegalStateException Thrown if the current thread is
* not associated with a transaction.
*
* @exception SystemException Thrown if the transaction manager
* encounters an unexpected error condition
*
*/
public void setRollbackOnly() throws IllegalStateException,
SystemException {
if (transactionManager == null) init();
this.transactionManager.setRollbackOnly();
}
/**
* Obtain the status of the transaction associated with the current thread.
*
* @return The transaction status. If no transaction is associated with
* the current thread, this method returns the Status.NoTransaction
* value.
*
* @exception SystemException Thrown if the transaction manager
* encounters an unexpected error condition
*
*/
public int getStatus() throws SystemException {
if (transactionManager == null) init();
return this.transactionManager.getStatus();
}
/**
* Modify the timeout value that is associated with transactions started
* by subsequent invocations of the begin method.
*
* If an application has not called this method, the transaction
* service uses some default value for the transaction timeout.
*
* @param seconds The value of the timeout in seconds. If the value is zero,
* the transaction service restores the default value. If the value
* is negative a SystemException is thrown.
*
* @exception SystemException Thrown if the transaction manager
* encounters an unexpected error condition.
*
*/
public void setTransactionTimeout(int seconds) throws SystemException {
if (transactionManager == null) init();
this.transactionManager.setTransactionTimeout(seconds);
}
// Implementation of the javax.naming.Referenceable interface
/**
* This method is used by JNDI to store a referenceable object.
*/
public Reference getReference() throws NamingException {
//_logger.log(Level.FINE,"Referenceable object invoked");
return new Reference(this.getClass().getName(),
UserTransactionFactory.class.getName(), null);
}
// serializable interface related
private void init() {
this.transactionManager =
TransactionManagerImpl.getTransactionManagerImpl();
}
}