/*
    * 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.common.lib.request;
  
  import com.fasterxml.jackson.annotation.JsonIgnore;
  import org.apache.commons.lang3.builder.EqualsBuilder;
  import org.apache.commons.lang3.builder.HashCodeBuilder;
  import org.apache.syncope.common.lib.Attr;
  
  public class AttrPatch extends AbstractPatch {
  
      private static final long serialVersionUID = 6881634224246176673L;
  
      public static class Builder extends AbstractPatch.Builder<AttrPatch, Builder> {
  
          public Builder(final Attr attr) {
              super();
              getInstance().setAttr(attr);
          }
  
          @Override
          protected AttrPatch newInstance() {
              return new AttrPatch();
          }
      }
  
      private Attr attr;
  
      public Attr getAttr() {
          return attr;
      }
  
      public void setAttr(final Attr attr) {
          this.attr = attr;
      }
  
      @JsonIgnore
      public boolean isEmpty() {
          return attr == null || attr.getValues().isEmpty();
      }
  
      @Override
      public int hashCode() {
          return new HashCodeBuilder().
                  appendSuper(super.hashCode()).
                  append(attr).
                  build();
      }
  
      @Override
      public boolean equals(final Object obj) {
          if (this == obj) {
              return true;
          }
          if (obj == null) {
              return false;
          }
          if (getClass() != obj.getClass()) {
              return false;
          }
          final AttrPatch other = (AttrPatch) obj;
          return new EqualsBuilder().
                  appendSuper(super.equals(obj)).
                  append(attr, other.attr).
                  build();
      }
  }