    001/*
    002 * Licensed to the Apache Software Foundation (ASF) under one or more
    003 * contributor license agreements.  See the NOTICE file distributed with
    004 * this work for additional information regarding copyright ownership.
    005 * The ASF licenses this file to You under the Apache License, Version 2.0
    006 * (the "License"); you may not use this file except in compliance with
    007 * the License.  You may obtain a copy of the License at
    008 *
    009 *      http://www.apache.org/licenses/LICENSE-2.0
    010 *
    011 * Unless required by applicable law or agreed to in writing, software
    012 * distributed under the License is distributed on an "AS IS" BASIS,
    013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    014 * See the License for the specific language governing permissions and
    015 * limitations under the License.
    016 */
    017package org.apache.commons.collections4.functors;
    018
    019import org.apache.commons.collections4.Predicate;
    020
    021/**
    022 * Defines a predicate that decorates one or more other predicates.
    023 * <p>
    024 * This interface enables tools to access the decorated predicates.
    025 * </p>
    026 *
    027 * @param <T> the type of the input to the predicate.
    028 * @since 3.1
    029 */
    030public interface PredicateDecorator<T> extends Predicate<T> {
    031
    032    /**
    033     * Gets the predicates being decorated as an array.
    034     * <p>
    035     * The array may be the internal data structure of the predicate and thus
    036     * should not be altered.
    037     *
    038     * @return the predicates being decorated
    039     */
    040    Predicate<? super T>[] getPredicates();
    041
    042}