NotPredicate.java

/*
   Copyright (c) 2012 LinkedIn Corp.

   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 com.linkedin.data.it;


import com.linkedin.data.element.DataElement;


/**
 * Evaluate if the specified {@link com.linkedin.data.it.Predicate} is false.
 */
public class NotPredicate implements Predicate
{
  public NotPredicate(Predicate predicate)
  {
    _predicate = predicate;
  }

  @Override
  public boolean evaluate(DataElement element)
  {
    return !_predicate.evaluate(element);
  }

  public Predicate getChildPredicate()
  {
    return _predicate;
  }

  final Predicate _predicate;
}