Java tutorial
//package com.java2s; /* * Copyright (C) 2010 The Android Open Source Project * * 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.util.Calendar; public class Main { public static boolean isYearSet(Calendar cal) { // use the Calendar.YEAR field to track whether or not the year is set instead of // Calendar.isSet() because doing Calendar.get() causes Calendar.isSet() to become // true irregardless of what the previous value was return cal.get(Calendar.YEAR) > 1; } }