JtaTransactionConfig.java

/*
 * Copyright 2004-2025 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.ibatis.sqlmap.engine.transaction.jta;

import com.ibatis.sqlmap.client.SqlMapException;
import com.ibatis.sqlmap.engine.transaction.BaseTransactionConfig;
import com.ibatis.sqlmap.engine.transaction.Transaction;
import com.ibatis.sqlmap.engine.transaction.TransactionException;

import java.sql.SQLException;
import java.util.Properties;

import javax.naming.InitialContext;
import javax.naming.NamingException;
import javax.transaction.UserTransaction;

/**
 * The Class JtaTransactionConfig.
 */
public class JtaTransactionConfig extends BaseTransactionConfig {

  /** The user transaction. */
  private UserTransaction userTransaction;

  public Transaction newTransaction(int transactionIsolation) throws SQLException, TransactionException {
    return new JtaTransaction(userTransaction, dataSource, transactionIsolation);
  }

  /**
   * Gets the user transaction.
   *
   * @return the user transaction
   */
  public UserTransaction getUserTransaction() {
    return userTransaction;
  }

  /**
   * Sets the user transaction.
   *
   * @param userTransaction
   *          the new user transaction
   */
  public void setUserTransaction(UserTransaction userTransaction) {
    this.userTransaction = userTransaction;
  }

  public void setProperties(Properties props) throws SQLException, TransactionException {
    String utxName = null;
    try {
      utxName = (String) props.get("UserTransaction");
      InitialContext initCtx = new InitialContext();
      userTransaction = (UserTransaction) initCtx.lookup(utxName);
    } catch (NamingException e) {
      throw new SqlMapException(
          "Error initializing JtaTransactionConfig while looking up UserTransaction (" + utxName + ").  Cause: " + e);
    }
  }

}