Android URL Create makeUrl(String inBaseUrl, String inUrl)

Description

make Url

License

Open Source License

Declaration

public static String makeUrl(String inBaseUrl, String inUrl) 

Method Source Code

//package com.java2s;
/*//  w ww.  j  ava2  s  .  c  om
 *  Copyright (C) 2014 The AppCan Open Source Project.
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU Lesser General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.

 *  This program 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 Lesser General Public License for more details.

 *  You should have received a copy of the GNU Lesser General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

import android.net.Uri;

public class Main {
    public static String makeUrl(String inBaseUrl, String inUrl) {
        if (null == inUrl || inUrl.length() == 0) {

            return null;
        }

        if (null == inBaseUrl || inBaseUrl.length() == 0) {
            return null;
        }
        // inUrl = URLDecoder.decode(inUrl);
        if (uriHasSchema(inUrl) || inUrl.startsWith("/")) {
            return inUrl;
        }

        // String oldBaseUrl = inBaseUrl;
        // ../../
        int index = inUrl.indexOf("../");
        int layer = 0;
        while (index != -1) {
            layer++;
            inUrl = inUrl.substring(index + 3, inUrl.length());
            index = inUrl.indexOf("../");

        }
        int count = inBaseUrl.lastIndexOf(47);
        while (layer >= 0) {
            inBaseUrl = inBaseUrl.substring(0, count);
            count = inBaseUrl.lastIndexOf(47);
            layer--;
            if (count == -1) {
                break;
            }
        }

        inBaseUrl += "/" + inUrl;

        return inBaseUrl;
    }

    public static boolean uriHasSchema(String uri) {
        if (uri == null || uri.length() == 0) {
            return false;
        }
        String mUri = null;
        int i = uri.indexOf('?');
        if (i > 0) {
            mUri = uri.substring(0, i);
        } else {
            mUri = uri;
        }
        final Uri path = Uri.parse(mUri);
        if (path != null && path.getScheme() != null) {
            return true;
        } else {
            return false;
        }
    }
}

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