    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.text;
    018
    019/**
    020 * A predicate for selecting code points. Implementations of this interface must
    021 * be thread safe.
    022 *
    023 * @since 1.0
    024 */
    025public interface CharacterPredicate {
    026
    027    /**
    028     * Tests the code point with this predicate.
    029     *
    030     * @param codePoint
    031     *            the code point to test
    032     * @return {@code true} if the code point matches the predicate,
    033     *         {@code false} otherwise
    034     * @since 1.0
    035     */
    036    boolean test(int codePoint);
    037}