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.bpmn.parser;
  
  import java.util.ArrayList;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  import org.activiti.bpmn.model.BaseElement;
  import org.activiti.bpmn.model.DataObject;
  import org.activiti.bpmn.model.FlowElement;
  import org.activiti.engine.parse.BpmnParseHandler;
  import org.slf4j.Logger;
  
  /**
  
   */
  public class BpmnParseHandlers {
  
      private static final Logger LOGGER = org.slf4j.LoggerFactory.getLogger(BpmnParseHandlers.class);
  
      protected Map<Class<? extends BaseElement>, List<BpmnParseHandler>> parseHandlers;
  
      public BpmnParseHandlers() {
          this.parseHandlers = new HashMap<Class<? extends BaseElement>, List<BpmnParseHandler>>();
      }
  
      public List<BpmnParseHandler> getHandlersFor(Class<? extends BaseElement> clazz) {
          return parseHandlers.get(clazz);
      }
  
      public void addHandlers(List<BpmnParseHandler> bpmnParseHandlers) {
          for (BpmnParseHandler bpmnParseHandler : bpmnParseHandlers) {
              addHandler(bpmnParseHandler);
          }
      }
  
      public void addHandler(BpmnParseHandler bpmnParseHandler) {
          for (Class<? extends BaseElement> type : bpmnParseHandler.getHandledTypes()) {
              List<BpmnParseHandler> handlers = parseHandlers.get(type);
              if (handlers == null) {
                  handlers = new ArrayList<BpmnParseHandler>();
                  parseHandlers.put(type, handlers);
              }
              handlers.add(bpmnParseHandler);
          }
      }
  
      public void parseElement(BpmnParse bpmnParse, BaseElement element) {
          if (element instanceof DataObject) {
              // ignore DataObject elements because they are processed on Process
              // and Sub process level
              return;
          }
  
          if (element instanceof FlowElement) {
              bpmnParse.setCurrentFlowElement((FlowElement) element);
          }
  
          // Execute parse handlers
          List<BpmnParseHandler> handlers = parseHandlers.get(element.getClass());
  
          if (handlers == null) {
              LOGGER.warn("Could not find matching parse handler for + " + element.getId() + " this is likely a bug.");
          } else {
              for (BpmnParseHandler handler : handlers) {
                  handler.parse(bpmnParse, element);
              }
          }
      }
  }
  