/* 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.cmd;
import java.io.Serializable;
import org.activiti.engine.ActivitiIllegalArgumentException;
import org.activiti.engine.ActivitiObjectNotFoundException;
import org.activiti.engine.impl.interceptor.Command;
import org.activiti.engine.impl.interceptor.CommandContext;
import org.activiti.engine.impl.persistence.entity.ExecutionEntity;
import org.activiti.engine.runtime.Execution;
/**
* @author Frederik Heremans
*/
public class HasExecutionVariableCmd implements Command<Boolean>, Serializable {
private static final long serialVersionUID = 1L;
protected String executionId;
protected String variableName;
protected boolean isLocal;
public HasExecutionVariableCmd(String executionId, String variableName, boolean isLocal) {
this.executionId = executionId;
this.variableName = variableName;
this.isLocal = isLocal;
}
public Boolean execute(CommandContext commandContext) {
if(executionId == null) {
throw new ActivitiIllegalArgumentException("executionId is null");
}
if(variableName == null) {
throw new ActivitiIllegalArgumentException("variableName is null");
}
ExecutionEntity execution = commandContext
.getExecutionEntityManager()
.findExecutionById(executionId);
if (execution==null) {
throw new ActivitiObjectNotFoundException("execution "+executionId+" doesn't exist", Execution.class);
}
boolean hasVariable = false;
if (isLocal) {
hasVariable = execution.hasVariableLocal(variableName);
} else {
hasVariable = execution.hasVariable(variableName);
}
return hasVariable;
}
}