Here you can find the source of getMontByDate(Date curDate)
public static String getMontByDate(Date curDate)
//package com.java2s; /*// w ww . j av a 2 s. c o m * 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. */ import java.util.Calendar; import java.util.Date; public class Main { public static String getMontByDate(Date curDate) { if (curDate == null) return ""; Calendar cal = Calendar.getInstance(); cal.setTime(curDate); int monthNum = cal.get(Calendar.MONTH) + 1; return Integer.toString(monthNum); } }