001package org.apache.maven.scm.provider.svn;
002
003/*
004 * Licensed to the Apache Software Foundation (ASF) under one
005 * or more contributor license agreements.  See the NOTICE file
006 * distributed with this work for additional information
007 * regarding copyright ownership.  The ASF licenses this file
008 * to you under the Apache License, Version 2.0 (the
009 * "License"); you may not use this file except in compliance
010 * with the License.  You may obtain a copy of the License at
011 *
012 * http://www.apache.org/licenses/LICENSE-2.0
013 *
014 * Unless required by applicable law or agreed to in writing,
015 * software distributed under the License is distributed on an
016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
017 * KIND, either express or implied.  See the License for the
018 * specific language governing permissions and limitations
019 * under the License.
020 */
021
022import org.codehaus.plexus.util.StringUtils;
023
024/**
025 * Command utilities for svn commands.
026 *
027 * @author <a href="mailto:jerome@coffeebreaks.org">Jerome Lacoste</a>
028 *
029 */
030public final class SvnCommandUtils
031{
032
033    private SvnCommandUtils() {
034    }
035
036    /**
037     * Add or overrides the username into a url with a svn+ssh scheme.
038     * <p/>
039     * Svn 1.3.1 doesn't use the username information specified by --username when the url
040     * uses the svn+ssh scheme. This allows to fix it. See MRELEASE-35.
041     * </p>
042     * Convert file url which derived from windows file path to unix path.
043     * </p>
044     * @param url      the url, not <code>null</code>
045     * @param username the username, may be <code>null</code>
046     * @return the fixed url
047     * @throws NullPointerException if url is <code>null</code>
048     */
049    public static String fixUrl( String url, String username )
050    {
051        if ( !StringUtils.isEmpty( username ) && url.startsWith( "svn+ssh://" ) )
052        {
053            // is there a username to override ? If so we cut after
054            int idx = url.indexOf( '@' );
055            int cutIdx = idx < 0 ? "svn+ssh://".length() : idx + 1;
056            url = "svn+ssh://" + username + "@" + url.substring( cutIdx );
057        }
058        else if ( url.startsWith( "file://" ) )
059        {
060            //some svn commands does not understand windows path separator in file URL derived from windows file path
061            url = url.replace( '\\', '/' );
062        }        
063        
064        return url;
065    }
066}