/*
    * 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.provisioning.api.serialization;
  
  import com.fasterxml.jackson.core.JsonParser;
  import com.fasterxml.jackson.databind.DeserializationContext;
  import com.fasterxml.jackson.databind.JsonNode;
  import com.fasterxml.jackson.databind.node.ObjectNode;
  import java.io.IOException;
  import java.util.List;
  import org.identityconnectors.framework.common.objects.AttributeDelta;
  import org.identityconnectors.framework.common.objects.AttributeDeltaBuilder;
  
  @SuppressWarnings("squid:S3776")
  class AttributeDeltaDeserializer extends AbstractValueDeserializer<AttributeDelta> {
  
      @Override
      public AttributeDelta deserialize(final JsonParser jp, final DeserializationContext ctx) throws IOException {
          ObjectNode tree = jp.readValueAsTree();
  
          String name = tree.get("name").asText();
  
          List<Object> valuesToAdd = doDeserialize(tree.get("valuesToAdd"), jp);
          List<Object> valuesToRemove = doDeserialize(tree.get("valuesToRemove"), jp);
  
          JsonNode valuesToReplaceNode = tree.get("valuesToReplace");
          List<Object> valuesToReplace = doDeserialize(valuesToReplaceNode, jp);
  
          return valuesToReplaceNode.isNull()
                  ? AttributeDeltaBuilder.build(name, valuesToAdd, valuesToRemove)
                  : AttributeDeltaBuilder.build(name, valuesToReplace);
      }
  }