| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 org.apache.ignite.lang; |
| |
| import java.io.Serializable; |
| import java.util.Objects; |
| |
| /** |
| * Defines a predicate which accepts two parameters and returns {@code true} or {@code false}. |
| * |
| * @param <E1> Type of the first parameter. |
| * @param <E2> Type of the second parameter. |
| */ |
| public interface IgniteBiPredicate<E1, E2> extends Serializable { |
| /** |
| * Predicate body. |
| * |
| * @param e1 First parameter. |
| * @param e2 Second parameter. |
| * @return Return value. |
| */ |
| public boolean apply(E1 e1, E2 e2); |
| |
| /** |
| * Returns a composed predicate that represents a short-circuiting logical |
| * AND of this predicate and another. When evaluating the composed |
| * predicate, if this predicate is {@code false}, then the {@code other} |
| * predicate is not evaluated. |
| * |
| * <p>Any exceptions thrown during evaluation of either predicate are relayed |
| * to the caller; if evaluation of this predicate throws an exception, the |
| * {@code other} predicate will not be evaluated. |
| * |
| * @param then a predicate that will be logically-ANDed with this |
| * predicate |
| * @return a composed predicate that represents the short-circuiting logical |
| * AND of this predicate and the {@code other} predicate |
| * @throws NullPointerException if other is null |
| */ |
| default IgniteBiPredicate<E1, E2> and(IgniteBiPredicate<E1, E2> then) { |
| Objects.requireNonNull(then); |
| |
| return (p1, p2) -> apply(p1, p2) && then.apply(p1, p2); |
| } |
| } |