/* 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.util.Map;
import org.activiti.engine.impl.interceptor.CommandContext;
import org.activiti.engine.impl.persistence.entity.TaskEntity;
/**
* @author Tom Baeyens
* @author Joram Barrez
*/
public class SetTaskVariablesCmd extends NeedsActiveTaskCmd<Object> {
private static final long serialVersionUID = 1L;
protected Map<String, ? extends Object> variables;
protected boolean isLocal;
public SetTaskVariablesCmd(String taskId, Map<String, ? extends Object> variables, boolean isLocal) {
super(taskId);
this.taskId = taskId;
this.variables = variables;
this.isLocal = isLocal;
}
protected Object execute(CommandContext commandContext, TaskEntity task) {
if (isLocal) {
if (variables != null) {
for (String variableName : variables.keySet()) {
task.setVariableLocal(variableName, variables.get(variableName), false);
}
}
} else {
if (variables != null) {
for (String variableName : variables.keySet()) {
task.setVariable(variableName, variables.get(variableName), false);
}
}
}
// ACT-1887: Force an update of the task's revision to prevent simultaneous inserts of the same
// variable. If not, duplicate variables may occur since optimistic locking doesn't work on inserts
task.forceUpdate();
return null;
}
@Override
protected String getSuspendedTaskException() {
return "Cannot add variables to a suspended task";
}
}