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.spring.process.variable.types;
  
  import com.fasterxml.jackson.databind.ObjectMapper;
  import java.util.List;
  import org.activiti.engine.ActivitiException;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  public class JsonObjectVariableType extends VariableType {
  
      private static final Logger logger = LoggerFactory.getLogger(JsonObjectVariableType.class);
  
      private ObjectMapper objectMapper;
  
      public JsonObjectVariableType(ObjectMapper objectMapper) {
          this.objectMapper = objectMapper;
      }
  
      public ObjectMapper getObjectMapper() {
          return objectMapper;
      }
  
      public void setObjectMapper(ObjectMapper objectMapper) {
          this.objectMapper = objectMapper;
      }
  
      @Override
      public void validate(Object var, List<ActivitiException> errors) {
          //we can consider var json so long as it can be stored as json
          //this doesn't guarantee a string body to be valid json as jackson will wrap a string to make it valid
          //also doesn't guarantee it will be persisted as json
          //could be a pojo and then could be persisted as serializable if user sets serializePOJOsInVariablesToJson to false - see JsonType.java
  
          if (!objectMapper.canSerialize(var.getClass())) {
              String message = var.getClass() + " is not serializable as json";
              errors.add(new ActivitiException(message));
              logger.error(message);
          }
  
          if (!objectMapper.canDeserialize(objectMapper.constructType(var.getClass()))) {
              String message = var.getClass() + " is not deserializable as json";
              errors.add(new ActivitiException(message));
              logger.error(message);
          }
      }
  }
  