org.camunda.bpm.engine.impl.history.transformer.HistoryCaseExecutionListener Maven / Gradle / Ivy
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* Copyright Camunda Services GmbH and/or licensed to Camunda Services GmbH
* under one or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information regarding copyright
* ownership. Camunda licenses this file to you under the Apache License,
* Version 2.0; 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.camunda.bpm.engine.impl.history.transformer;
import org.camunda.bpm.engine.delegate.CaseExecutionListener;
import org.camunda.bpm.engine.delegate.DelegateCaseExecution;
import org.camunda.bpm.engine.impl.context.Context;
import org.camunda.bpm.engine.impl.history.HistoryLevel;
import org.camunda.bpm.engine.impl.history.event.HistoryEvent;
import org.camunda.bpm.engine.impl.history.producer.CmmnHistoryEventProducer;
/**
* @author Sebastian Menski
*/
public abstract class HistoryCaseExecutionListener implements CaseExecutionListener {
protected CmmnHistoryEventProducer eventProducer;
protected HistoryLevel historyLevel;
public HistoryCaseExecutionListener(CmmnHistoryEventProducer historyEventProducer) {
eventProducer = historyEventProducer;
}
public void notify(DelegateCaseExecution caseExecution) throws Exception {
HistoryEvent historyEvent = createHistoryEvent(caseExecution);
if (historyEvent != null) {
Context.getProcessEngineConfiguration()
.getHistoryEventHandler()
.handleEvent(historyEvent);
}
}
protected void ensureHistoryLevelInitialized() {
if (historyLevel == null) {
historyLevel = Context.getProcessEngineConfiguration().getHistoryLevel();
}
}
protected abstract HistoryEvent createHistoryEvent(DelegateCaseExecution caseExecution);
}