spring HeuristicCompletionException 源码
spring HeuristicCompletionException 代码
文件路径：/spring-tx/src/main/java/org/springframework/transaction/HeuristicCompletionException.java
/*
* Copyright 2002-2022 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 org.springframework.transaction;
/**
* Exception that represents a transaction failure caused by a heuristic
* decision on the side of the transaction coordinator.
*
* @author Rod Johnson
* @author Juergen Hoeller
* @since 17.03.2003
*/
@SuppressWarnings("serial")
public class HeuristicCompletionException extends TransactionException {
/**
* Unknown outcome state.
*/
public static final int STATE_UNKNOWN = 0;
/**
* Committed outcome state.
*/
public static final int STATE_COMMITTED = 1;
/**
* Rolledback outcome state.
*/
public static final int STATE_ROLLED_BACK = 2;
/**
* Mixed outcome state.
*/
public static final int STATE_MIXED = 3;
public static String getStateString(int state) {
return switch (state) {
case STATE_COMMITTED -> "committed";
case STATE_ROLLED_BACK -> "rolled back";
case STATE_MIXED -> "mixed";
default -> "unknown";
};
}
/**
* The outcome state of the transaction: have some or all resources been committed?
*/
private final int outcomeState;
/**
* Constructor for HeuristicCompletionException.
* @param outcomeState the outcome state of the transaction
* @param cause the root cause from the transaction API in use
*/
public HeuristicCompletionException(int outcomeState, Throwable cause) {
super("Heuristic completion: outcome state is " + getStateString(outcomeState), cause);
this.outcomeState = outcomeState;
}
/**
* Return the outcome state of the transaction state,
* as one of the constants in this class.
* @see #STATE_UNKNOWN
* @see #STATE_COMMITTED
* @see #STATE_ROLLED_BACK
* @see #STATE_MIXED
*/
public int getOutcomeState() {
return this.outcomeState;
}
}
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