/* 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.camunda.bpm.engine.impl.cmd;
import org.camunda.bpm.engine.BadUserRequestException;
import org.camunda.bpm.engine.impl.interceptor.Command;
import org.camunda.bpm.engine.impl.interceptor.CommandContext;
import org.camunda.bpm.engine.impl.persistence.entity.ExecutionEntity;
import java.io.Serializable;
import java.util.Map;
/**
* @author Tom Baeyens
*/
public class SignalCmd implements Command<Object>, Serializable {
private static final long serialVersionUID = 1L;
protected String executionId;
protected String signalName;
protected Object signalData;
protected final Map<String, Object> processVariables;
public SignalCmd(String executionId, String signalName, Object signalData, Map<String, Object> processVariables) {
this.executionId = executionId;
this.signalName = signalName;
this.signalData = signalData;
this.processVariables = processVariables;
}
protected Object execute(CommandContext commandContext, ExecutionEntity execution) {
if(processVariables != null) {
execution.setVariables(processVariables);
}
execution.signal(signalName, signalData);
return null;
}
@Override
public Object execute(CommandContext commandContext) {
if(executionId == null) {
throw new BadUserRequestException("executionId is null");
}
ExecutionEntity execution = commandContext
.getExecutionManager()
.findExecutionById(executionId);
if (execution==null) {
throw new BadUserRequestException("execution "+executionId+" doesn't exist");
}
if(processVariables != null) {
execution.setVariables(processVariables);
}
execution.signal(signalName, signalData);
return null;
}
}