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.runtime.api.event.impl;
  
  import java.util.Optional;
  import org.activiti.api.process.model.events.MessageSubscriptionCancelledEvent;
  import org.activiti.api.runtime.event.impl.MessageSubscriptionCancelledEventImpl;
  import org.activiti.engine.delegate.event.ActivitiEntityEvent;
  import org.activiti.engine.impl.persistence.entity.MessageEventSubscriptionEntity;
  
  public class ToMessageSubscriptionCancelledConverter
      implements EventConverter<MessageSubscriptionCancelledEvent, ActivitiEntityEvent> {
  
      private MessageSubscriptionConverter converter;
  
      public ToMessageSubscriptionCancelledConverter(MessageSubscriptionConverter converter) {
          this.converter = converter;
      }
  
      @Override
      public Optional<MessageSubscriptionCancelledEvent> from(ActivitiEntityEvent internalEvent) {
          return Optional.of(internalEvent)
              .map(ActivitiEntityEvent::getEntity)
              .filter(MessageEventSubscriptionEntity.class::isInstance)
              .map(MessageEventSubscriptionEntity.class::cast)
              .map(converter::convertToMessageSubscription)
              .map(MessageSubscriptionCancelledEventImpl::new);
      }
  }
  