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.util.Map;
  import org.activiti.engine.delegate.event.impl.ActivitiEventBuilder;
  import org.activiti.engine.impl.bpmn.behavior.VariablesPropagator;
  import org.activiti.engine.impl.context.Context;
  import org.activiti.engine.impl.interceptor.CommandContext;
  import org.activiti.engine.impl.persistence.entity.ExecutionEntity;
  
  public class TriggerCmd extends NeedsActiveExecutionCmd<Object> {
  
      private static final long serialVersionUID = 1L;
  
      protected Map<String, Object> processVariables;
      protected Map<String, Object> transientVariables;
      private Map<String, Object> availableVariables;
      private VariablesPropagator variablesPropagator;
  
      public TriggerCmd(String executionId, Map<String, Object> processVariables) {
          super(executionId);
          this.processVariables = processVariables;
      }
  
      public TriggerCmd(
          String executionId,
          Map<String, Object> processVariables,
          Map<String, Object> transientVariables
      ) {
          this(executionId, processVariables);
          this.transientVariables = transientVariables;
      }
  
      public TriggerCmd(
          String executionId,
          Map<String, Object> availableVariables,
          VariablesPropagator variablesPropagator
      ) {
          super(executionId);
          this.availableVariables = availableVariables;
          this.variablesPropagator = variablesPropagator;
      }
  
      protected Object execute(CommandContext commandContext, ExecutionEntity execution) {
          if (processVariables != null) {
              execution.setVariables(processVariables);
          }
  
          if (transientVariables != null) {
              execution.setTransientVariables(transientVariables);
          }
  
          if (variablesPropagator != null) {
              variablesPropagator.propagate(execution, availableVariables);
          }
  
          Context.getProcessEngineConfiguration()
              .getEventDispatcher()
              .dispatchEvent(ActivitiEventBuilder.createActivitiySignalledEvent(execution, null, null));
  
          Context.getAgenda().planTriggerExecutionOperation(execution);
          return null;
      }
  
      @Override
      protected String getSuspendedExceptionMessage() {
          return "Cannot trigger an execution that is suspended";
      }
  }
  