/*******************************************************************************
* Copyright (c) 2012-2017 Codenvy, S.A.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Codenvy, S.A. - initial API and implementation
*******************************************************************************/
package org.eclipse.che.plugin.ssh.key.utils;
import java.net.URI;
import java.util.regex.Pattern;
/**
* @author Anatoliy Bazko
*/
public class UrlUtils {
public static final Pattern GIT_URL_PATTERN = Pattern.compile("([^\\\\/@:]+@[^\\\\/@:]+)(:|/)[^\\\\@:]+");
private UrlUtils() { }
/**
* Parses URL and get host from it, if it is possible
*
* @param url
* url to the repository
* @return host if it exists in URL or <code>null</code> if it doesn't.
*/
public static String getHost(String url) {
if (url.contains("://")) {
/*
Host between ("://" or "@") and (":" or "/")
for ssh or git Schema uri.
ssh://user@host.com/some/path
ssh://host.com/some/path
git://host.com/user/repo
can be with port
ssh://host.com:port/some/path
*/
URI uri = URI.create(url);
return uri.getHost();
} else if (GIT_URL_PATTERN.matcher(url).matches()) {
/*
Host between "@" and ":"
user@host.com:login/repo
*/
return url.substring(url.indexOf("@") + 1, url.indexOf(":"));
} else {
return null;
}
}
}