get Url from text using regex - Java Network

Java examples for Network:URL

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Description

get Url from text using regex

Demo Code

/*/*from w  w w .jav  a 2  s  . c  o  m*/
 * PinDroid - http://code.google.com/p/PinDroid/
 *
 * Copyright (C) 2010 Matt Schmidt
 *
 * PinDroid is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published
 * by the Free Software Foundation; either version 3 of the License,
 * or (at your option) any later version.
 *
 * PinDroid is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with PinDroid; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 * USA
 */
//package com.java2s;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class Main {
    public static String getUrl(String s) {
        String result = "";

        Pattern pattern = Pattern
                .compile("\\b(https?|ftp|file)://[-a-zA-Z0-9+&@'#/%?=~_|!:,.;()]*[-a-zA-Z0-9+&@'#/%=~_|()]");

        try {
            Matcher matcher = pattern.matcher(s);

            if (matcher.find()) {
                result = s.substring(matcher.start(), matcher.end());
            }
        } catch (Exception e) {
            result = "";
        }

        return result;
    }
}

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