com.taobao.metamorphosis.transaction.NullTransactionId Maven / Gradle / Ivy
/*
* (C) 2007-2012 Alibaba Group Holding Limited.
*
* 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
*
* http://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.
* Authors:
* wuhua , boyan
*/
package com.taobao.metamorphosis.transaction;
/**
* null transactionId object
*
* @author boyan([email protected])
* @date 2011-8-26
*
*/
public class NullTransactionId extends TransactionId {
/**
*
*/
private static final long serialVersionUID = -4764469311016709764L;
NullTransactionId() {
}
@Override
public boolean isNull() {
return true;
}
@Override
public boolean isXATransaction() {
return false;
}
@Override
public boolean isLocalTransaction() {
return false;
}
@Override
public String getTransactionKey() {
return "null";
}
}
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