spring WithoutTransactionOperations 源码
spring WithoutTransactionOperations 代码
文件路径：/spring-tx/src/main/java/org/springframework/transaction/support/WithoutTransactionOperations.java
/*
* Copyright 2002-2019 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.support;
import java.util.function.Consumer;
import org.springframework.lang.Nullable;
import org.springframework.transaction.TransactionException;
import org.springframework.transaction.TransactionStatus;
/**
* A {@link TransactionOperations} implementation which executes a given
* {@link TransactionCallback} without an actual transaction.
*
* @author Juergen Hoeller
* @since 5.2
* @see TransactionOperations#withoutTransaction()
*/
final class WithoutTransactionOperations implements TransactionOperations {
static final WithoutTransactionOperations INSTANCE = new WithoutTransactionOperations();
private WithoutTransactionOperations() {
}
@Override
@Nullable
public <T> T execute(TransactionCallback<T> action) throws TransactionException {
return action.doInTransaction(new SimpleTransactionStatus(false));
}
@Override
public void executeWithoutResult(Consumer<TransactionStatus> action) throws TransactionException {
action.accept(new SimpleTransactionStatus(false));
}
}
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