uk.org.ogsadai.client.databrowser.commands
Class XPathQueryCommand

java.lang.Object
  |
  +--java.util.Observable
        |
        +--uk.org.ogsadai.client.databrowser.commands.Command
              |
              +--uk.org.ogsadai.client.databrowser.commands.XPathQueryCommand

All Implemented Interfaces:

java.awt.event.ActionListener, java.util.EventListener

public class XPathQueryCommand

extends Command

Class to manage execution of XPath queries for the databrowser.

Author:

The OGSA-DAI Project Team.

COPYRIGHT_NOTICE

private static final java.lang.String COPYRIGHT_NOTICE

See Also:

Constant Field Values

XPathQueryCommand

public XPathQueryCommand(DBQueryController?controller)

executeRequest

public java.lang.Object executeRequest(DBDataResource?service,
                                       java.lang.String?expression)
                                throws java.lang.Exception

Description copied from class: Command

Executes a request to a data resource.

Specified by:

executeRequest in class Command

Parameters:

service - The data resource to which to send the request.

expression - The query expression to send.

Returns:

A object whose actual type is dependent on the type of command.

Throws:

java.lang.Exception - If a problem is encountered when executing the request.

getResultView

public ResultView getResultView(javax.swing.JFrame?parent)

Description copied from class: Command

Gets the view which will display the results of this command.

Specified by:

getResultView in class Command

Parameters:

parent - The parent frame.

Returns:

The view which will display the command's results.