Here you can find the source of maxInstant(Instant v1, Instant v2)
public static Instant maxInstant(Instant v1, Instant v2)
//package com.java2s; /**//from w w w . jav a 2s . c om * Copyright 2016- Frode Carlsen * * Licensed 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. */ import java.time.Instant; public class Main { public static Instant maxInstant(Instant v1, Instant v2) { if (v1 == null) { throw new IllegalArgumentException("Instant v1 is null"); } else if (v2 == null) { throw new IllegalArgumentException("Instant v2 is null"); } return v1.isAfter(v2) ? v1 : v2; } }