/*
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  The ASF licenses this file
    * to you 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.apache.syncope.core.persistence.jpa.entity;
  
  import java.util.Optional;
  import javax.persistence.Lob;
  import javax.persistence.ManyToOne;
  import javax.persistence.MappedSuperclass;
  import org.apache.syncope.common.lib.to.AnyTO;
  import org.apache.syncope.core.persistence.api.entity.AnyTemplate;
  import org.apache.syncope.core.persistence.api.entity.AnyType;
  import org.apache.syncope.core.persistence.api.entity.AnyUtilsFactory;
  import org.apache.syncope.core.provisioning.api.serialization.POJOHelper;
  import org.apache.syncope.core.spring.ApplicationContextProvider;
  
  @MappedSuperclass
  public abstract class AbstractAnyTemplate extends AbstractGeneratedKeyEntity implements AnyTemplate {
  
      private static final long serialVersionUID = -5280310945358790780L;
  
      @ManyToOne
      private JPAAnyType anyType;
  
      @Lob
      private String template;
  
      @Override
      public AnyType getAnyType() {
          return anyType;
      }
  
      @Override
      public void setAnyType(final AnyType anyType) {
          checkType(anyType, JPAAnyType.class);
          this.anyType = (JPAAnyType) anyType;
      }
  
      @Override
      public AnyTO get() {
          return template == null
                  ? anyType == null
                          ? null
                          : ApplicationContextProvider.getApplicationContext().getBean(AnyUtilsFactory.class).
                                  getInstance(anyType.getKind()).newAnyTO()
                  : anyType == null
                          ? null
                          : POJOHelper.deserialize(template, anyType.getKind().getTOClass());
      }
  
      @Override
      public void set(final AnyTO template) {
          this.template = Optional.ofNullable(template).map(POJOHelper::serialize).orElse(null);
      }
  }