content: /*
   * Copyright 2010-2025 Hyland Software, Inc. and its affiliates.
   *
   * 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 java.util.Collection;
  import java.util.Map;
  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.TaskEntity;
  import org.activiti.engine.task.Task;
  
  /**
  
  
   */
  public class GetTaskVariablesCmd implements Command<Map<String, Object>>, Serializable {
  
      private static final long serialVersionUID = 1L;
      protected String taskId;
      protected Collection<String> variableNames;
      protected boolean isLocal;
  
      public GetTaskVariablesCmd(String taskId, Collection<String> variableNames, boolean isLocal) {
          this.taskId = taskId;
          this.variableNames = variableNames;
          this.isLocal = isLocal;
      }
  
      public Map<String, Object> execute(CommandContext commandContext) {
          if (taskId == null) {
              throw new ActivitiIllegalArgumentException("taskId is null");
          }
  
          TaskEntity task = commandContext.getTaskEntityManager().findById(taskId);
  
          if (task == null) {
              throw new ActivitiObjectNotFoundException("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);
              }
          }
      }
  }
  