1 /* 2 * * Copyright 2022 Google LLC. All rights reserved. 3 * 4 * Licensed under the Apache License, Version 2.0 (the License); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package ijar; 18 19 public class SamInJava<T> { fmap( Function<? super T, ? extends SamInJava<? extends R>> mapper)20 public final <R> SamInJava<R> fmap( 21 Function<? super T, ? extends SamInJava<? extends R>> mapper) { 22 return new SamInJava<R>(mapper.run(value).value); 23 } 24 SamInJava(T x)25 public SamInJava(T x) { 26 this.value = x; 27 } 28 29 public final T value; 30 31 @FunctionalInterface 32 public interface Function<T, R> { run(T arg)33 R run(T arg); 34 } 35 } 36