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.ArrayList;
  import java.util.List;
  import java.util.Set;
  import org.activiti.engine.ActivitiIllegalArgumentException;
  import org.activiti.engine.impl.interceptor.Command;
  import org.activiti.engine.impl.interceptor.CommandContext;
  import org.activiti.engine.impl.persistence.entity.VariableInstance;
  import org.activiti.engine.impl.persistence.entity.VariableInstanceEntity;
  
  /**
  
   */
  public class GetTasksLocalVariablesCmd implements Command<List<VariableInstance>>, Serializable {
  
      private static final long serialVersionUID = 1L;
      protected Set<String> taskIds;
  
      public GetTasksLocalVariablesCmd(Set<String> taskIds) {
          this.taskIds = taskIds;
      }
  
      @Override
      public List<VariableInstance> execute(CommandContext commandContext) {
          if (taskIds == null) {
              throw new ActivitiIllegalArgumentException("taskIds is null");
          }
          if (taskIds.isEmpty()) {
              throw new ActivitiIllegalArgumentException("Set of taskIds is empty");
          }
  
          List<VariableInstance> instances = new ArrayList<VariableInstance>();
          List<VariableInstanceEntity> entities = commandContext
              .getVariableInstanceEntityManager()
              .findVariableInstancesByTaskIds(taskIds);
          for (VariableInstanceEntity entity : entities) {
              entity.getValue();
              instances.add(entity);
          }
  
          return instances;
      }
  }
  