| /* |
| * 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.commons.functor; |
| |
| /** |
| * A functor that takes two arguments and returns a <code>boolean</code> value. |
| * <p> |
| * Implementors are encouraged but not required to make their functors |
| * {@link java.io.Serializable Serializable}. |
| * </p> |
| * |
| * @param <L> the left argument type. |
| * @param <R> the right argument type. |
| * @since 1.0 |
| * @version $Revision$ $Date$ |
| */ |
| public interface BinaryPredicate<L, R> extends BinaryFunctor<L, R> { |
| /** |
| * Evaluate this predicate. |
| * |
| * @param left the L element of the ordered pair of arguments |
| * @param right the R element of the ordered pair of arguments |
| * @return the result of this test for the given arguments |
| */ |
| boolean test(L left, R right); |
| } |