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.test.regression;
  
  import java.util.ArrayList;
  import java.util.List;
  import java.util.stream.Collectors;
  import org.activiti.bpmn.model.BpmnModel;
  import org.activiti.bpmn.model.Error;
  import org.activiti.bpmn.model.FlowElement;
  import org.activiti.bpmn.model.Process;
  import org.activiti.bpmn.model.ServiceTask;
  import org.activiti.validation.ProcessValidator;
  import org.activiti.validation.ValidationError;
  import org.activiti.validation.validator.ValidatorSet;
  
  /**
   * Sample Process Validator for Activiti Test case.
   */
  public class ActivitiTestCaseProcessValidator implements ProcessValidator {
  
      @Override
      public List<ValidationError> validate(BpmnModel bpmnModel) {
          CustomParseValidator customParseValidator = new CustomParseValidator();
  
          for (Process process : bpmnModel.getProcesses()) {
              customParseValidator.executeParse(bpmnModel, process);
          }
          return bpmnModel
              .getErrors()
              .values()
              .stream()
              .map(bpmnError -> {
                  ValidationError error = new ValidationError();
                  error.setValidatorSetName("Manual BPMN parse validator");
                  error.setProblem(bpmnError.getId());
                  error.setActivityId(bpmnError.getId());
                  return error;
              })
              .collect(Collectors.toList());
      }
  
      @Override
      public List<ValidatorSet> getValidatorSets() {
          return null;
      }
  
      class CustomParseValidator {
  
          protected void executeParse(BpmnModel bpmnModel, Process element) {
              for (FlowElement flowElement : element.getFlowElements()) {
                  if (!ServiceTask.class.isAssignableFrom(flowElement.getClass())) {
                      continue;
                  }
                  ServiceTask serviceTask = (ServiceTask) flowElement;
                  validateAsyncAttribute(serviceTask, bpmnModel, flowElement);
              }
          }
  
          void validateAsyncAttribute(ServiceTask serviceTask, BpmnModel bpmnModel, FlowElement flowElement) {
              if (!serviceTask.isAsynchronous()) {
                  bpmnModel.addError(
                      "Please set value of 'activiti:async'" + "attribute as true for task:" + serviceTask.getName(),
                      "error-" + serviceTask.getName(),
                      flowElement.getId()
                  );
              }
          }
      }
  }
  