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.Collections;
  import java.util.Map;
  import org.activiti.bpmn.model.Process;
  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.ExecutionEntity;
  import org.activiti.engine.impl.util.ProcessDefinitionUtil;
  import org.activiti.engine.impl.util.ProcessInstanceHelper;
  import org.activiti.engine.runtime.ProcessInstance;
  
  public class StartCreatedProcessInstanceCmd<T> implements Command<ProcessInstance>, Serializable {
  
      private static final long serialVersionUID = 1L;
      private ProcessInstance internalProcessInstance;
      private Map<String, Object> variables;
  
      public StartCreatedProcessInstanceCmd(ProcessInstance internalProcessInstance, Map<String, Object> variables) {
          this.internalProcessInstance = internalProcessInstance;
          this.variables = variables;
      }
  
      @Override
      public ProcessInstance execute(CommandContext commandContext) {
          if (this.internalProcessInstance.getStartTime() != null) {
              throw new ActivitiIllegalArgumentException(
                  "Process instance " + this.internalProcessInstance.getProcessInstanceId() + " has already been started"
              );
          }
  
          ExecutionEntity processExecution = (ExecutionEntity) internalProcessInstance;
          ProcessInstanceHelper processInstanceHelper = commandContext
              .getProcessEngineConfiguration()
              .getProcessInstanceHelper();
          Process process = ProcessDefinitionUtil.getProcess(internalProcessInstance.getProcessDefinitionId());
          processInstanceHelper.startProcessInstance(
              processExecution,
              commandContext,
              variables,
              process.getInitialFlowElement(),
              Collections.emptyMap()
          );
          return processExecution;
      }
  }
  