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.editor.language;
  
  import static org.assertj.core.api.Assertions.assertThat;
  
  import com.fasterxml.jackson.databind.JsonNode;
  import com.fasterxml.jackson.databind.ObjectMapper;
  import com.fasterxml.jackson.databind.node.ObjectNode;
  import java.io.InputStream;
  import org.activiti.bpmn.converter.BpmnXMLConverter;
  import org.activiti.bpmn.converter.util.InputStreamProvider;
  import org.activiti.bpmn.model.BpmnModel;
  import org.activiti.bpmn.model.Event;
  import org.activiti.bpmn.model.EventDefinition;
  import org.activiti.bpmn.model.FlowElement;
  import org.activiti.editor.language.json.converter.BpmnJsonConverter;
  
  public abstract class AbstractConverterTest {
  
      protected BpmnModel readJsonFile() throws Exception {
          InputStream jsonStream = this.getClass().getClassLoader().getResourceAsStream(getResource());
          JsonNode modelNode = new ObjectMapper().readTree(jsonStream);
          BpmnModel bpmnModel = new BpmnJsonConverter().convertToBpmnModel(modelNode);
          return bpmnModel;
      }
  
      protected BpmnModel readXmlFile() throws Exception {
          final InputStream jsonStream = this.getClass().getClassLoader().getResourceAsStream(getResource());
          return new BpmnXMLConverter().convertToBpmnModel(
                  new InputStreamProvider() {
                      @Override
                      public InputStream getInputStream() {
                          return jsonStream;
                      }
                  },
                  false,
                  false
              );
      }
  
      protected BpmnModel convertToJsonAndBack(BpmnModel bpmnModel) {
          ObjectNode modelNode = new BpmnJsonConverter().convertToJson(bpmnModel);
          bpmnModel = new BpmnJsonConverter().convertToBpmnModel(modelNode);
          return bpmnModel;
      }
  
      protected EventDefinition extractEventDefinition(FlowElement flowElement) {
          assertThat(flowElement).isNotNull();
          assertThat(flowElement).isInstanceOf(Event.class);
          Event event = (Event) flowElement;
          assertThat(event.getEventDefinitions().isEmpty()).isFalse();
          return event.getEventDefinitions().get(0);
      }
  
      protected abstract String getResource();
  }
  