[Jstyx-users] Re: question about CStyx.openOrCreate()

[Tianchao Li <li...@in...>]

The problem only occurs if the first parameter is true (i.e. directory)

file.openOrCreate(true, StyxUtils.OWRITE);

Best regards,
Tianchao Li

On Thu, 2006-05-11 at 12:41 -0400, Tianchao Li wrote:
> Hi,
> 
> I have some problem with the correct usage of CStyx.openOrCreate()
> method.
> 
> I have started the following server:
> import java.io.IOException;
> 
> import uk.ac.rdg.resc.jstyx.StyxException;
> import uk.ac.rdg.resc.jstyx.server.DirectoryOnDisk;
> import uk.ac.rdg.resc.jstyx.server.StyxDirectory;
> import uk.ac.rdg.resc.jstyx.server.StyxServer;
> 
> 
> public class TestStyxServer {
> 
> 	/**
> 	 * @param args
> 	 */
> 	public static void main(String[] args) {
> 
>         StyxDirectory root;
> 		try {
> 			root = new StyxDirectory("/");
> 	        DirectoryOnDisk file = new
> DirectoryOnDisk("/home/lit/styxfilesystem");
> 	        root.addChild(file);
> 			new StyxServer(9876, root).start();
> 		} catch (StyxException e) {
> 			// TODO Auto-generated catch block
> 			e.printStackTrace();
> 		} catch (IOException e) {
> 			// TODO Auto-generated catch block
> 			e.printStackTrace();
> 		}
> 	}
> 
> }
> 
> and the following client:
> 
> import uk.ac.rdg.resc.jstyx.StyxException;
> import uk.ac.rdg.resc.jstyx.StyxUtils;
> import uk.ac.rdg.resc.jstyx.client.CStyxFile;
> import uk.ac.rdg.resc.jstyx.client.StyxConnection;
> 
> 
> public class TestStyxClient {
> 
> 	/**
> 	 * @param args
> 	 */
> 	public static void main(String[] args) {
>         StyxConnection conn = new StyxConnection("localhost", 9876);
>         try
>         {
>             conn.connect();
>             CStyxFile file = conn.getFile("/styxfilesystem/test.txt");
>             file.openOrCreate(true, StyxUtils.OWRITE);
>             System.out.println(file.getURL());
>         }
>         catch (StyxException se)
>         {
>             se.printStackTrace();
>         }
>         finally
>         {
>             conn.close();
>         }
> 
> 	}
> 
> }
> 
> The client is blocked at file.openOrCreate(). Or more exactly, the
> callback.getReply() never returns.
> 
>     public void openOrCreate(boolean isDirectory, int mode) throws
> StyxException
>     {
>         StyxReplyCallback callback = new StyxReplyCallback();
>         this.openOrCreateAsync(isDirectory, mode, callback);
>         // Blocks until the process is complete
>         callback.getReply();
>     }
>     
> 
> Is this a bug?
> 
> Regards,
> Tianchao Li
> 
>