Java URL Resolve resolveRelativeURL(final URL primaryUrl, final String relativeLoc)

Description

Create a new URL by resolving a given relative string (such as "mydir/myfile.ext") against a given url (such as "http://www.company.com/mycontent/content.html").

License

Open Source License

Parameter

Parameter	Description
primaryUrl	the primary or base URL.
relativeLoc	a String representing a relative file or path to resolve against the primary URL.

Exception

Parameter	Description
MalformedURLException	if we are unable to create the URL.

Return

the resolved URL.

Declaration

public static URL resolveRelativeURL(final URL primaryUrl, final String relativeLoc)
        throws MalformedURLException 

Method Source Code

//package com.java2s;
/**/* ww w  .  j  av  a  2 s .c  o  m*/
 * Copyright (c) 2008-2012 Ardor Labs, Inc.
 *
 * This file is part of Ardor3D.
 *
 * Ardor3D is free software: you can redistribute it and/or modify it 
 * under the terms of its license which may be found in the accompanying
 * LICENSE file or at <http://www.ardor3d.com/LICENSE>.
 */

import java.net.MalformedURLException;
import java.net.URL;

public class Main {
    /**
     * Create a new URL by resolving a given relative string (such as "mydir/myfile.ext") against a given url (such as
     * "http://www.company.com/mycontent/content.html"). This method is necessary because new URL(URL, String) does not
     * handle primaryUrls that contain %2F instead of a slash.
     * 
     * @param primaryUrl
     *            the primary or base URL.
     * @param relativeLoc
     *            a String representing a relative file or path to resolve against the primary URL.
     * @return the resolved URL.
     * @throws MalformedURLException
     *             if we are unable to create the URL.
     */
    public static URL resolveRelativeURL(final URL primaryUrl, final String relativeLoc)
            throws MalformedURLException {
        // Because URL(base, string) does not handle correctly URLs that have %2F, we have to manually replace these.
        // So, we grab the URL as a string
        String url = primaryUrl.toString();

        // Replace any %2F (or %2f) with forward slashes
        url = url.replaceAll("\\%2[F,f]", "/");

        // And make our new URL
        return new URL(new URL(url), relativeLoc);
    }
}

Related

1. resolve(URL base, String uri)
2. resolveGoogleRedirect(String url)
3. resolveHref(String baseUrl, String href)
4. resolveManifestResources(final URL manifestUrl, final List resources)
5. resolvePlatformUrl(String urlspec)
6. resolveRelativeURL(String contextUri, String relativeUri)
7. resolveResourceAsURL(Class clazz, String name)
8. resolveResourceURL(Class base, String resource)
9. resolveRootUrl(Class knownClass)