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去掉还没实现的xa部分代码
git-svn-id: http://code.alibabatech.com/svn/druid/trunk@349 b9813039-fb51-4c41-a8b9-e21c2acb5095
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wenshao
@@ -1,175 +0,0 @@
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/*
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* Copyright 1999-2011 Alibaba Group Holding Ltd.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.alibaba.druid.pool.xa;
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import java.sql.SQLException;
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import javax.sql.XADataSource;
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import javax.transaction.TransactionManager;
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import com.alibaba.druid.pool.ConnectionFactory;
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import com.alibaba.druid.pool.DruidDataSource;
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public class DruidXADataSource extends DruidDataSource {
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private static final long serialVersionUID = 1L;
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/** Transaction Registry */
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private TransactionRegistry transactionRegistry;
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/** Transaction Manager */
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private transient TransactionManager transactionManager;
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/** XA datasource class name */
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private String xaDataSource;
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/** XA datasource instance */
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private XADataSource xaDataSourceInstance;
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/**
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* Gets the XADataSource instance used by the XAConnectionFactory.
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*
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* @return the XADataSource
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*/
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public synchronized XADataSource getXaDataSourceInstance() {
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return xaDataSourceInstance;
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}
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/**
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* <p>
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* Sets the XADataSource instance used by the XAConnectionFactory.
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* </p>
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* <p>
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* Note: this method currently has no effect once the pool has been initialized. The pool is initialized the first
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* time one of the following methods is invoked: <code>getConnection, setLogwriter,
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* setLoginTimeout, getLoginTimeout, getLogWriter.</code>
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* </p>
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*
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* @param xaDataSourceInstance XADataSource instance
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*/
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public synchronized void setXaDataSourceInstance(XADataSource xaDataSourceInstance) {
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this.xaDataSourceInstance = xaDataSourceInstance;
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xaDataSource = xaDataSourceInstance == null ? null : xaDataSourceInstance.getClass().getName();
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}
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/**
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* Gets the required transaction manager property.
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*
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* @return the transaction manager used to enlist connections
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*/
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public TransactionManager getTransactionManager() {
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return transactionManager;
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}
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/**
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* Gets the transaction registry.
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*
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* @return the transaction registry associating XAResources with managed connections
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*/
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protected synchronized TransactionRegistry getTransactionRegistry() {
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return transactionRegistry;
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}
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/**
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* Sets the required transaction manager property.
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*
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* @param transactionManager the transaction manager used to enlist connections
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*/
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public void setTransactionManager(TransactionManager transactionManager) {
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this.transactionManager = transactionManager;
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}
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/**
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* Gets the optional XADataSource class name.
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*
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* @return the optional XADataSource class name
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*/
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public synchronized String getXADataSource() {
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return xaDataSource;
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}
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/**
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* Sets the optional XADataSource class name.
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*
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* @param xaDataSource the optional XADataSource class name
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*/
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public synchronized void setXADataSource(String xaDataSource) {
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this.xaDataSource = xaDataSource;
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}
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protected ConnectionFactory createConnectionFactory() throws SQLException {
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if (transactionManager == null) {
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throw new SQLException("Transaction manager must be set before a connection can be created");
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}
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// If xa data source is not specified a DriverConnectionFactory is created and wrapped with a
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// LocalXAConnectionFactory
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if (xaDataSource == null) {
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ConnectionFactory connectionFactory = super.createConnectionFactory();
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XAConnectionFactory xaConnectionFactory = new LocalXAConnectionFactory(getTransactionManager(), connectionFactory);
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transactionRegistry = xaConnectionFactory.getTransactionRegistry();
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return xaConnectionFactory;
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}
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// Create the XADataSource instance using the configured class name if it has not been set
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if (xaDataSourceInstance == null) {
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Class<?> xaDataSourceClass = null;
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try {
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xaDataSourceClass = Class.forName(xaDataSource);
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} catch (Throwable t) {
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String message = "Cannot load XA data source class '" + xaDataSource + "'";
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throw (SQLException) new SQLException(message).initCause(t);
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}
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try {
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xaDataSourceInstance = (XADataSource) xaDataSourceClass.newInstance();
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} catch (Throwable t) {
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String message = "Cannot create XA data source of class '" + xaDataSource + "'";
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throw (SQLException) new SQLException(message).initCause(t);
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}
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}
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// finally, create the XAConectionFactory using the XA data source
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XAConnectionFactory xaConnectionFactory = new DataSourceXAConnectionFactory(getTransactionManager(), xaDataSourceInstance, username, password);
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transactionRegistry = xaConnectionFactory.getTransactionRegistry();
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return xaConnectionFactory;
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}
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/**
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* Creates the PoolableConnectionFactory and attaches it to the connection pool.
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*
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* @param driverConnectionFactory JDBC connection factory created by {@link #createConnectionFactory()}
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* @param statementPoolFactory statement pool factory (null if statement pooling is turned off)
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* @param abandonedConfig abandoned connection tracking configuration (null if no tracking)
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* @throws SQLException if an error occurs creating the PoolableConnectionFactory
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*/
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protected void createPoolableConnectionFactory(ConnectionFactory driverConnectionFactory) throws SQLException {
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// PoolableConnectionFactory connectionFactory = null;
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// try {
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// connectionFactory = new PoolableManagedConnectionFactory((XAConnectionFactory) driverConnectionFactory,
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// connectionPool, statementPoolFactory,
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// validationQuery, validationQueryTimeout,
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// connectionInitSqls, defaultReadOnly,
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// defaultAutoCommit, defaultTransactionIsolation,
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// defaultCatalog, abandonedConfig);
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// validateConnectionFactory(connectionFactory);
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// } catch (RuntimeException e) {
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// throw e;
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// } catch (Exception e) {
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// throw (SQLException) new SQLException("Cannot create PoolableConnectionFactory (" + e.getMessage() +
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// ")").initCause(e);
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// }
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throw new SQLException("TODO");
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}
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}
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