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.EventListener;
  import org.activiti.bpmn.model.ImplementationType;
  import org.activiti.bpmn.model.Process;
  import org.apache.commons.lang3.StringUtils;
  
  /**
  
   */
  public class ActivitiEventListenerParser extends BaseChildElementParser {
  
      public void parseChildElement(XMLStreamReader xtr, BaseElement parentElement, BpmnModel model) throws Exception {
          EventListener listener = new EventListener();
          BpmnXMLUtil.addXMLLocation(listener, xtr);
          if (StringUtils.isNotEmpty(xtr.getAttributeValue(null, ATTRIBUTE_LISTENER_CLASS))) {
              listener.setImplementation(xtr.getAttributeValue(null, ATTRIBUTE_LISTENER_CLASS));
              listener.setImplementationType(ImplementationType.IMPLEMENTATION_TYPE_CLASS);
          } else if (StringUtils.isNotEmpty(xtr.getAttributeValue(null, ATTRIBUTE_LISTENER_DELEGATEEXPRESSION))) {
              listener.setImplementation(xtr.getAttributeValue(null, ATTRIBUTE_LISTENER_DELEGATEEXPRESSION));
              listener.setImplementationType(ImplementationType.IMPLEMENTATION_TYPE_DELEGATEEXPRESSION);
          } else if (StringUtils.isNotEmpty(xtr.getAttributeValue(null, ATTRIBUTE_LISTENER_THROW_EVENT_TYPE))) {
              String eventType = xtr.getAttributeValue(null, ATTRIBUTE_LISTENER_THROW_EVENT_TYPE);
              if (ATTRIBUTE_LISTENER_THROW_EVENT_TYPE_SIGNAL.equals(eventType)) {
                  listener.setImplementationType(ImplementationType.IMPLEMENTATION_TYPE_THROW_SIGNAL_EVENT);
                  listener.setImplementation(xtr.getAttributeValue(null, ATTRIBUTE_LISTENER_THROW_SIGNAL_EVENT_NAME));
              } else if (ATTRIBUTE_LISTENER_THROW_EVENT_TYPE_GLOBAL_SIGNAL.equals(eventType)) {
                  listener.setImplementationType(ImplementationType.IMPLEMENTATION_TYPE_THROW_GLOBAL_SIGNAL_EVENT);
                  listener.setImplementation(xtr.getAttributeValue(null, ATTRIBUTE_LISTENER_THROW_SIGNAL_EVENT_NAME));
              } else if (ATTRIBUTE_LISTENER_THROW_EVENT_TYPE_MESSAGE.equals(eventType)) {
                  listener.setImplementationType(ImplementationType.IMPLEMENTATION_TYPE_THROW_MESSAGE_EVENT);
                  listener.setImplementation(xtr.getAttributeValue(null, ATTRIBUTE_LISTENER_THROW_MESSAGE_EVENT_NAME));
              } else if (ATTRIBUTE_LISTENER_THROW_EVENT_TYPE_ERROR.equals(eventType)) {
                  listener.setImplementationType(ImplementationType.IMPLEMENTATION_TYPE_THROW_ERROR_EVENT);
                  listener.setImplementation(xtr.getAttributeValue(null, ATTRIBUTE_LISTENER_THROW_ERROR_EVENT_CODE));
              } else {
                  listener.setImplementationType(ImplementationType.IMPLEMENTATION_TYPE_INVALID_THROW_EVENT);
              }
          }
          listener.setEvents(xtr.getAttributeValue(null, ATTRIBUTE_LISTENER_EVENTS));
          listener.setEntityType(xtr.getAttributeValue(null, ATTRIBUTE_LISTENER_ENTITY_TYPE));
  
          Process parentProcess = (Process) parentElement;
          parentProcess.getEventListeners().add(listener);
      }
  
      @Override
      public String getElementName() {
          return ELEMENT_EVENT_LISTENER;
      }
  }
  