AbstractQuantifierPredicate.java

  1. /*
  2.  * Licensed to the Apache Software Foundation (ASF) under one or more
  3.  * contributor license agreements.  See the NOTICE file distributed with
  4.  * this work for additional information regarding copyright ownership.
  5.  * The ASF licenses this file to You under the Apache License, Version 2.0
  6.  * (the "License"); you may not use this file except in compliance with
  7.  * the License.  You may obtain a copy of the License at
  8.  *
  9.  *      http://www.apache.org/licenses/LICENSE-2.0
  10.  *
  11.  * Unless required by applicable law or agreed to in writing, software
  12.  * distributed under the License is distributed on an "AS IS" BASIS,
  13.  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14.  * See the License for the specific language governing permissions and
  15.  * limitations under the License.
  16.  */
  17. package org.apache.commons.collections4.functors;

  18. import java.io.Serializable;

  19. import org.apache.commons.collections4.Predicate;

  20. /**
  21.  * Abstract base class for quantification predicates, for example All, Any, None.
  22.  *
  23.  * @param <T> the type of the input to the predicate.
  24.  * @since 4.0
  25.  */
  26. public abstract class AbstractQuantifierPredicate<T> extends AbstractPredicate<T> implements PredicateDecorator<T>, Serializable {

  27.     /** Serial version UID */
  28.     private static final long serialVersionUID = -3094696765038308799L;

  29.     /** The array of predicates to call */
  30.     protected final Predicate<? super T>[] iPredicates;

  31.     /**
  32.      * Constructor that performs no validation.
  33.      *
  34.      * @param predicates  the predicates to check, not cloned, not null
  35.      */
  36.     public AbstractQuantifierPredicate(final Predicate<? super T>... predicates) {
  37.         iPredicates = predicates;
  38.     }

  39.     /**
  40.      * Gets the predicates.
  41.      *
  42.      * @return a copy of the predicates
  43.      * @since 3.1
  44.      */
  45.     @Override
  46.     public Predicate<? super T>[] getPredicates() {
  47.         return FunctorUtils.copy(iPredicates);
  48.     }

  49. }