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.bpmn.converter.child;
  
  import javax.xml.stream.XMLStreamReader;
  import org.activiti.bpmn.converter.util.BpmnXMLUtil;
  import org.activiti.bpmn.model.BaseElement;
  import org.activiti.bpmn.model.BpmnModel;
  import org.activiti.bpmn.model.Event;
  import org.activiti.bpmn.model.SignalEventDefinition;
  import org.apache.commons.lang3.StringUtils;
  
  public class SignalEventDefinitionParser extends BaseChildElementParser {
  
      public String getElementName() {
          return ELEMENT_EVENT_SIGNALDEFINITION;
      }
  
      public void parseChildElement(XMLStreamReader xtr, BaseElement parentElement, BpmnModel model) throws Exception {
          if (!(parentElement instanceof Event)) {
              return;
          }
  
          SignalEventDefinition eventDefinition = new SignalEventDefinition();
          BpmnXMLUtil.addXMLLocation(eventDefinition, xtr);
          eventDefinition.setSignalRef(xtr.getAttributeValue(null, ATTRIBUTE_SIGNAL_REF));
          eventDefinition.setSignalExpression(
              xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, ATTRIBUTE_SIGNAL_EXPRESSION)
          );
          if (
              StringUtils.isNotEmpty(
                  xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, ATTRIBUTE_ACTIVITY_ASYNCHRONOUS)
              )
          ) {
              eventDefinition.setAsync(
                  Boolean.parseBoolean(
                      xtr.getAttributeValue(ACTIVITI_EXTENSIONS_NAMESPACE, ATTRIBUTE_ACTIVITY_ASYNCHRONOUS)
                  )
              );
          }
  
          BpmnXMLUtil.parseChildElements(ELEMENT_EVENT_SIGNALDEFINITION, eventDefinition, xtr, model);
  
          ((Event) parentElement).getEventDefinitions().add(eventDefinition);
      }
  }
  