org.activiti.engine.impl.interceptor.TransactionContextInterceptor Maven / Gradle / Ivy
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/* 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.
*/
package org.activiti.engine.impl.interceptor;
import org.activiti.engine.impl.cfg.TransactionContext;
import org.activiti.engine.impl.cfg.TransactionContextFactory;
import org.activiti.engine.impl.context.Context;
/**
*/
public class TransactionContextInterceptor extends AbstractCommandInterceptor {
protected TransactionContextFactory transactionContextFactory;
public TransactionContextInterceptor() {
}
public TransactionContextInterceptor(TransactionContextFactory transactionContextFactory) {
this.transactionContextFactory = transactionContextFactory;
}
public T execute(CommandConfig config, Command command) {
CommandContext commandContext = Context.getCommandContext();
// Storing it in a variable, to reference later (it can change during command execution)
boolean isReused = commandContext.isReused();
try {
if (transactionContextFactory != null && !isReused) {
TransactionContext transactionContext = transactionContextFactory.openTransactionContext(commandContext);
Context.setTransactionContext(transactionContext);
commandContext.addCloseListener(new TransactionCommandContextCloseListener(transactionContext));
}
return next.execute(config, command);
} finally {
if (transactionContextFactory != null && !isReused) {
Context.removeTransactionContext();
}
}
}
public TransactionContextFactory getTransactionContextFactory() {
return transactionContextFactory;
}
public void setTransactionContextFactory(TransactionContextFactory transactionContextFactory) {
this.transactionContextFactory = transactionContextFactory;
}
}