001package ball.game.card.poker; 002/*- 003 * ########################################################################## 004 * Game Applications and Utilities 005 * %% 006 * Copyright (C) 2010 - 2022 Allen D. Ball 007 * %% 008 * Licensed under the Apache License, Version 2.0 (the "License"); 009 * you may not use this file except in compliance with the License. 010 * You may obtain a copy of the License at 011 * 012 * http://www.apache.org/licenses/LICENSE-2.0 013 * 014 * Unless required by applicable law or agreed to in writing, software 015 * distributed under the License is distributed on an "AS IS" BASIS, 016 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 017 * See the License for the specific language governing permissions and 018 * limitations under the License. 019 * ########################################################################## 020 */ 021import ball.game.card.Card; 022import java.util.function.Predicate; 023 024import static ball.game.card.Card.Rank.JACK; 025import static ball.game.card.Card.Rank.KING; 026import static ball.game.card.Card.Suit.HEARTS; 027import static ball.game.card.Card.Suit.SPADES; 028import static ball.game.card.Card.Suit.DIAMONDS; 029 030/** 031 * Poker-specific static fields and methods. 032 * 033 * @author {@link.uri mailto:ball@hcf.dev Allen D. Ball} 034 */ 035public abstract class Poker { 036 private Poker() { } 037 038 /** 039 * {@link Predicate} to test for one-eyed 040 * {@link ball.game.card.Card.Rank#JACK JACK} 041 */ 042 public Predicate<Card> ONE_EYED_JACK = JACK.and(SPADES.or(HEARTS)); 043 044 /** 045 * {@link Predicate} to test for one-eyed 046 * {@link ball.game.card.Card.Rank#KING KING} 047 */ 048 public Predicate<Card> ONE_EYED_KING = KING.and(DIAMONDS); 049 050 /** 051 * {@link Predicate} to test for "suicide" 052 * {@link ball.game.card.Card.Rank#KING KING} 053 */ 054 public Predicate<Card> SUICIDE_KING = KING.and(HEARTS); 055}