geronimo-scm mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From jdil...@apache.org
Subject cvs commit: incubator-geronimo/modules/common/src/java/org/apache/geronimo/common/net URLFactory.java
Date Wed, 03 Sep 2003 13:49:06 GMT
jdillon     2003/09/03 06:49:06

  Added:       modules/common/src/java/org/apache/geronimo/common/net
                        URLFactory.java
  Log:
   o moved URL bits to seperate class, cleaning up cruft
  
  Revision  Changes    Path
  1.1                  incubator-geronimo/modules/common/src/java/org/apache/geronimo/common/net/URLFactory.java
  
  Index: URLFactory.java
  ===================================================================
  /* ====================================================================
   * The Apache Software License, Version 1.1
   *
   * Copyright (c) 2003 The Apache Software Foundation.  All rights
   * reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in
   *    the documentation and/or other materials provided with the
   *    distribution.
   *
   * 3. The end-user documentation included with the redistribution,
   *    if any, must include the following acknowledgment:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowledgment may appear in the software itself,
   *    if and wherever such third-party acknowledgments normally appear.
   *
   * 4. The names "Apache" and "Apache Software Foundation" and
   *    "Apache Geronimo" must not be used to endorse or promote products
   *    derived from this software without prior written permission. For
   *    written permission, please contact apache@apache.org.
   *
   * 5. Products derived from this software may not be called "Apache",
   *    "Apache Geronimo", nor may "Apache" appear in their name, without
   *    prior written permission of the Apache Software Foundation.
   *
   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
   * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
   * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
   * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
   * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Software Foundation.  For more
   * information on the Apache Software Foundation, please see
   * <http://www.apache.org/>.
   *
   * ====================================================================
   */
  
  package org.apache.geronimo.common.net;
  
  import java.net.URL;
  import java.net.MalformedURLException;
  
  import java.io.IOException;
  import java.io.File;
  
  import org.apache.geronimo.common.NullArgumentException;
  
  /**
   * A helper for creating URL instances.
   *
   * @version $Revision: 1.1 $ $Date: 2003/09/03 13:49:06 $
   */
  public class URLFactory
  {
      /**
       * Make a URL from the given string.
       *
       * <p>If the string is an invalid URL then it will be converted into a
       *    file URL.
       *
       * @param urlspec           The string to construct a URL for.
       * @param relativePrefix    The string to prepend to relative file
       *                          paths, or null to disable prepending.
       * @return                  A URL for the given string.
       *
       * @throws MalformedURLException  Could not make a URL for the given string.
       */
      public static URL create(String urlspec, final String relativePrefix)
          throws MalformedURLException
      {
          if (urlspec == null) {
              throw new NullArgumentException("urlspec");
          }
          
          urlspec = urlspec.trim();
          URL url;
          
          try {
              url = new URL(urlspec);
              if (url.getProtocol().equals("file")) {
                  url = createFromFilespec(url.getFile(), relativePrefix);
              }
          }
          catch (Exception e) {
              url = createFromFilespec(urlspec, relativePrefix);
          }
          
          return url;
      }
      
      /**
       * Make a URL from the given string.
       *
       * @see #create(String,String)
       *
       * @param urlspec    The string to construct a URL for.
       * @return           A URL for the given string.
       *
       * @throws MalformedURLException  Could not make a URL for the given string.
       */
      public static URL create(final String urlspec) throws MalformedURLException
      {
          return create(urlspec, null);
      }
      
      public static URL createFromFilespec(final String filespec, final String relativePrefix)
          throws MalformedURLException
      {
          // make sure the file is absolute 
          File file = new File(filespec);
          
          // if we have a prefix and the file is not abs then prepend
          if (relativePrefix != null && !file.isAbsolute()) {
              file = new File(relativePrefix, filespec);
          }
          
          return create(file);
      }
      
      public static URL create(final File file)
          throws MalformedURLException
      {
          return file.toURI().toURL();
      }
  }
  
  
  
  

Mime
View raw message