001/* 002 * Licensed to DuraSpace under one or more contributor license agreements. 003 * See the NOTICE file distributed with this work for additional information 004 * regarding copyright ownership. 005 * 006 * DuraSpace licenses this file to you under the Apache License, 007 * Version 2.0 (the "License"); you may not use this file except in 008 * compliance with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, software 013 * distributed under the License is distributed on an "AS IS" BASIS, 014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 015 * See the License for the specific language governing permissions and 016 * limitations under the License. 017 */ 018package org.fcrepo.kernel.api.functions; 019 020import java.util.function.Function; 021 022/** 023 * @author acoburn 024 * @author ajs6f 025 * @since 7/3/16 026 * @param <A> the type from which we are translating 027 * @param <B> the type to which we are translating 028 */ 029public interface DomainRestrictedFunction<A, B> extends Function<A, B> { 030 031 /** 032 * A predicate defining any domain restrictions on the function. 033 * @param a an argument to the defined function 034 * @return whether the argument is in the domain of the function 035 */ 036 boolean inDomain(final A a); 037 038}