Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
/*
 * Copyright 2015 Yan Zhenjie
 *
 * 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;
import java.util.Locale;

import java.util.TimeZone;

public class Main {
    /**
     * Format of http head.
     */
    public static final String FORMAT_HTTP_DATA = "EEE, dd MMM y HH:mm:ss 'GMT'";
    /**
     * Commmon TimeZone for GMT.
     */
    public static final TimeZone GMT_TIME_ZONE = TimeZone.getTimeZone("GMT");

    /**
     * Parsing the TimeZone of time in milliseconds.
     *
     * @param gmtTime GRM Time, Format such as: {@value #FORMAT_HTTP_DATA}.
     * @return The number of milliseconds from 1970.1.1.
     * @throws ParseException if an error occurs during parsing.
     */
    public static long parseGMTToMillis(String gmtTime) throws ParseException {
        SimpleDateFormat formatter = new SimpleDateFormat(FORMAT_HTTP_DATA, Locale.US);
        formatter.setTimeZone(GMT_TIME_ZONE);
        Date date = formatter.parse(gmtTime);
        return date.getTime();
    }
}