package org.apache.archiva.model;
   
   /*
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  The ASF licenses this file
    * to you under the Apache License, Version 2.0 (the
    * "License"); you may not use this file except in compliance
   * with the License.  You may obtain a copy of the License at
   *
   *  http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing,
   * software distributed under the License is distributed on an
   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   * KIND, either express or implied.  See the License for the
   * specific language governing permissions and limitations
   * under the License.
   */
  
  /**
   * RepositoryURL - Mutable (and protocol forgiving) URL object.
   *
   *
   */
  public class RepositoryURL
  {
      private String url;
  
      private String protocol;
  
      private String host;
  
      private String port;
  
      private String username;
  
      private String password;
  
      private String path;
  
      public RepositoryURL( String url )
      {
          this.url = url;
  
          // .\ Parse the URL \.____________________________________________
  
          int pos;
  
          pos = url.indexOf( ":/" );
          if ( pos == ( -1 ) )
          {
              throw new IllegalArgumentException( "Invalid URL, unable to parse protocol:// from " + url );
          }
  
          protocol = url.substring( 0, pos );
  
          // Determine the post protocol position.
          int postProtocolPos = protocol.length() + 1;
          while ( url.charAt( postProtocolPos ) == '/' )
          {
              postProtocolPos++;
          }
          
          // Handle special case with file protocol (which has no host, port, username, or password)
          if ( "file".equals( protocol ) )
          {
              path = "/" + url.substring( postProtocolPos );
  
              return;
          }
  
          // attempt to find the start of the 'path'
          pos = url.indexOf( '/', postProtocolPos );
  
          // no path specified - ex "http://localhost"
          if ( pos == ( -1 ) )
          {
              // set pos to end of string. (needed for 'middle section')
              pos = url.length();
              // default path
              path = "/";
          }
          else
          {
              // get actual path.
              path = url.substring( pos );
          }
  
          // get the middle section ( username : password @ hostname : port )
          String middle = url.substring( postProtocolPos, pos );
  
          pos = middle.indexOf( '@' );
  
          // we have an authentication section.
          if ( pos > 0 )
          {
              String authentication = middle.substring( 0, pos );
             middle = middle.substring( pos + 1 ); // lop off authentication for host:port search
 
             pos = authentication.indexOf( ':' );
 
             // we have a password.
             if ( pos > 0 )
             {
                 username = authentication.substring( 0, pos );
                 password = authentication.substring( pos + 1 );
             }
             else
             {
                 username = authentication;
             }
         }
 
         pos = middle.indexOf( ':' );
 
         // we have a defined port
         if ( pos > 0 )
         {
             host = middle.substring( 0, pos );
             port = middle.substring( pos + 1 );
         }
         else
         {
             host = middle;
         }
     }
 
     @Override
     public String toString()
     {
         return url;
     }
 
     public String getUsername()
     {
         return username;
     }
 
     public String getPassword()
     {
         return password;
     }
 
     public String getHost()
     {
         return host;
     }
 
     public String getPath()
     {
         return path;
     }
 
     public String getPort()
     {
         return port;
     }
 
     public String getProtocol()
     {
         return protocol;
     }
 
     public String getUrl()
     {
         return url;
     }
 }