org.flowable.engine.impl.cmd.GetTaskVariablesCmd Maven / Gradle / Ivy
/* 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.flowable.engine.impl.cmd;
import java.io.Serializable;
import java.util.Collection;
import java.util.Map;
import org.flowable.common.engine.api.FlowableIllegalArgumentException;
import org.flowable.common.engine.api.FlowableObjectNotFoundException;
import org.flowable.common.engine.impl.interceptor.Command;
import org.flowable.common.engine.impl.interceptor.CommandContext;
import org.flowable.engine.impl.cfg.ProcessEngineConfigurationImpl;
import org.flowable.engine.impl.util.CommandContextUtil;
import org.flowable.task.api.Task;
import org.flowable.task.service.impl.persistence.entity.TaskEntity;
/**
* @author Tom Baeyens
* @author Joram Barrez
*/
public class GetTaskVariablesCmd implements Command>, Serializable {
private static final long serialVersionUID = 1L;
protected String taskId;
protected Collection variableNames;
protected boolean isLocal;
public GetTaskVariablesCmd(String taskId, Collection variableNames, boolean isLocal) {
this.taskId = taskId;
this.variableNames = variableNames;
this.isLocal = isLocal;
}
@Override
public Map execute(CommandContext commandContext) {
if (taskId == null) {
throw new FlowableIllegalArgumentException("taskId is null");
}
ProcessEngineConfigurationImpl processEngineConfiguration = CommandContextUtil.getProcessEngineConfiguration(commandContext);
TaskEntity task = processEngineConfiguration.getTaskServiceConfiguration().getTaskService().getTask(taskId);
if (task == null) {
throw new FlowableObjectNotFoundException("task " + taskId + " doesn't exist", Task.class);
}
if (variableNames == null) {
if (isLocal) {
return task.getVariablesLocal();
} else {
return task.getVariables();
}
} else {
if (isLocal) {
return task.getVariablesLocal(variableNames, false);
} else {
return task.getVariables(variableNames, false);
}
}
}
}