Main.java Source code

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Here is the source code for Main.java

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//package com.java2s;
/*
 * Copyright 2015 Schedo Inc. All rights reserved.
 *
 * 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 android.text.TextUtils;

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.*;

public class Main {
    private static final SimpleDateFormat[] ACCEPTED_TIMESTAMP_FORMATS = {
            new SimpleDateFormat("EEE, dd MMM yyyy HH:mm:ss Z", Locale.US),
            new SimpleDateFormat("EEE MMM dd HH:mm:ss yyyy", Locale.US),
            new SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.US),
            new SimpleDateFormat("yyyy-MM-dd HH:mm:ss Z", Locale.US),
            new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ", Locale.US),
            new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'", Locale.US),
            new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss Z", Locale.US) };

    public static long timestampToMillis(String timestamp, long defaultValue) {
        if (TextUtils.isEmpty(timestamp)) {
            return defaultValue;
        }
        Date d = parseTimestamp(timestamp);
        return d == null ? defaultValue : d.getTime();
    }

    public static Date parseTimestamp(String timestamp) {
        for (SimpleDateFormat format : ACCEPTED_TIMESTAMP_FORMATS) {
            format.setTimeZone(TimeZone.getTimeZone("GMT"));
            try {
                return format.parse(timestamp);
            } catch (ParseException ex) {
                continue;
            }
        }

        // All attempts to parse have failed
        return null;
    }
}