How to use

JarIterator

in

org.scannotation.archiveiterator

public static StreamIterator create(URL url, Filter filter) throws IOException {
  String urlString = url.toString();
  if (urlString.endsWith("!/")) {
    urlString = urlString.substring(4);
    urlString = urlString.substring(0, urlString.length() - 2);
    url = new URL(urlString);
  }
  if (!urlString.endsWith("/")) {
    return new JarIterator(url.openStream(), filter);
  } else {
    DirectoryIteratorFactory factory = registry.get(url.getProtocol());
    if (factory == null)
      throw new IOException("Unable to scan directory of protocol: " + url.getProtocol());
    return factory.create(url, filter);
  }
}

public InputStream next()
{
 if (closed || (next == null && !initial)) return null;
 setNext();
 if (next == null) return null;
 return new InputStreamWrapper(jar);
}

private void setNext()
{
 initial = true;
 try
 {
   if (next != null) jar.closeEntry();
   next = null;
   do
   {
    next = jar.getNextJarEntry();
   } while (next != null && (next.isDirectory() || (filter == null || !filter.accepts(next.getName()))));
   if (next == null)
   {
    close();
   }
 }
 catch (IOException e)
 {
   throw new RuntimeException("failed to browse jar", e);
 }
}

public InputStream next()
{
 if (closed || (next == null && !initial)) return null;
 setNext();
 if (next == null) return null;
 return new InputStreamWrapper(jar);
}

private void setNext()
{
 initial = true;
 try
 {
   if (next != null) jar.closeEntry();
   next = null;
   do
   {
    next = jar.getNextJarEntry();
   } while (next != null && (next.isDirectory() || (filter == null || !filter.accepts(next.getName()))));
   if (next == null)
   {
    close();
   }
 }
 catch (IOException e)
 {
   throw new RuntimeException("failed to browse jar", e);
 }
}

  public StreamIterator create(URL url, Filter filter) throws IOException
  {
   File f = new File(url.getPath());
   if (f.isDirectory())
   {
     return new FileIterator(f, filter);
   }
   else
   {
     return new JarIterator(url.openStream(), filter);
   }
  }
}

  public static StreamIterator create(URL url, Filter filter) throws IOException
  {
   String urlString = url.toString();
   if (urlString.endsWith("!/"))
   {
     urlString = urlString.substring(4);
     urlString = urlString.substring(0, urlString.length() - 2);
     url = new URL(urlString);
   }


   if (!urlString.endsWith("/"))
   {
     return new JarIterator(url.openStream(), filter);
   }
   else
   {
     DirectoryIteratorFactory factory = registry.get(url.getProtocol());
     if (factory == null) throw new IOException("Unable to scan directory of protocol: " + url.getProtocol());
     return factory.create(url, filter);
   }
  }
}

  public static StreamIterator create(URL url, Filter filter) throws IOException
  {
   String urlString = url.toString();
   if (urlString.endsWith("!/"))
   {
     urlString = urlString.substring(4);
     urlString = urlString.substring(0, urlString.length() - 2);
     url = new URL(urlString);
   }


   if (!urlString.endsWith("/"))
   {
     return new JarIterator(url.openStream(), filter);
   }
   else
   {
     DirectoryIteratorFactory factory = registry.get(url.getProtocol());
     if (factory == null) throw new IOException("Unable to scan directory of protocol: " + url.getProtocol());
     return factory.create(url, filter);
   }
  }
}

  public StreamIterator create(URL url, Filter filter) throws IOException
  {
    // See http://weblogs.java.net/blog/2007/04/25/how-convert-javaneturl-javaiofile
    File f;
    try
    {
      f = new File(url.toURI());
    }
    catch (URISyntaxException e)
    {
      f = new File(url.getPath());
    }

    if (f.isDirectory())
   {
     return new FileIterator(f, filter);
   }
   else
   {
     return new JarIterator(url.openStream(), filter);
   }
  }
}