Here you can find the source of getMonth()
public static String getMonth()
//package com.java2s; /*//from w ww. j a va 2s . c o m * Copyright 2015-2016 RonCoo(http://www.roncoo.com) Group. * * 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.text.DateFormat; import java.text.DecimalFormat; import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Date; public class Main { public static DateFormat dateFormat = null; public static Calendar calendar = null; public static String getMonth() { Calendar cal = Calendar.getInstance(); return new DecimalFormat("00").format(cal.get(Calendar.MONTH)); } public static int getMonth(Date date) { calendar = Calendar.getInstance(); calendar.setTime(date); return calendar.get(Calendar.MONTH) + 1; } public static String format(Date date, String format) { String result = ""; try { if (date != null) { dateFormat = new SimpleDateFormat(format); result = dateFormat.format(date); } } catch (Exception e) { } return result; } public static String format(Date date) { return format(date, "yyyy-MM-dd"); } }