Java tutorial
//package com.java2s; /* * Copyright (C) 2015 iChano incorporation's 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.text.ParseException; import java.text.SimpleDateFormat; import java.util.Date; public class Main { public static long formatTime(String time) { SimpleDateFormat sdf = new SimpleDateFormat("HH:mm"); Date date; try { date = sdf.parse(time); long millis = date.getTime(); return millis; } catch (ParseException e) { e.printStackTrace(); } return 0; } public static String getTime() { SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMddHHmmss"); String str = ""; try { str = sdf.format(System.currentTimeMillis()); } catch (Exception e) { e.printStackTrace(); } return str; } }