get File Name From Url - Android java.net

Android examples for java.net:URL

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Description

get File Name From Url

Demo Code

import android.util.Log;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class Main{

    public static String getFileNameFromUrl(String url) {

        String extName = "";
        String filename;//  w w  w . j  a va2  s .com
        int index = url.lastIndexOf('?');
        if (index > 1) {
            extName = url.substring(url.lastIndexOf('.') + 1, index);
        } else {
            extName = url.substring(url.lastIndexOf('.') + 1);
        }
        filename = hashKeyForDisk(url) + "." + extName;
        return filename;

    }

}

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