Overview | Package | Class | Tree | Deprecated | Index | Help | Weka's home

PREV CLASS NEXT CLASS | FRAMES NO FRAMES
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD

## weka.experiment
Class RemoteEngine

    java.lang.Object
      java.rmi.server.RemoteObject
          java.rmi.server.RemoteServer
              java.rmi.server.UnicastRemoteObject
                  weka.experiment.RemoteEngine

All Implemented Interfaces:
  java.io.Serializable, java.rmi.Remote, RevisionHandler, Compute

    public class RemoteEngine

extends java.rmi.server.UnicastRemoteObject
implements Compute, RevisionHandler

A general purpose server for executing Task objects sent via RMI.

Version:
  $Revision: 1.12 $
Author:
  Mark Hall (mhall@cs.waikato.ac.nz)
See Also:
  Serialized Form

Constructor Summary
`RemoteEngine(java.lang.String hostName)` Constructor

Method Summary
`java.lang.Object` | `checkStatus(java.lang.Object taskId)` Returns status information on a particular task
`java.lang.Object` | `executeTask(Task t)` Takes a task object and queues it for execution
`java.lang.String` | `getRevision()` Returns the revision string.
`static void` | `main(java.lang.String[] args)` Main method.

Methods inherited from class java.rmi.server.UnicastRemoteObject
`clone, exportObject, exportObject, exportObject, unexportObject`

Methods inherited from class java.rmi.server.RemoteServer
`getClientHost, getLog, setLog`

Methods inherited from class java.rmi.server.RemoteObject
`equals, getRef, hashCode, toString, toStub`

Methods inherited from class java.lang.Object
`getClass, notify, notifyAll, wait, wait, wait`

Constructor Detail

### RemoteEngine

    public RemoteEngine(java.lang.String hostName)
                 throws java.rmi.RemoteException

  Constructor

  Parameters:
    `hostName` - name of the host
  Throws:
    `java.rmi.RemoteException` - if something goes wrong

Method Detail

### executeTask

    public java.lang.Object executeTask(Task t)
                                 throws java.rmi.RemoteException

  Takes a task object and queues it for execution

  Specified by:
    `executeTask` in interface `Compute`
  Parameters:
    `t` - the Task object to execute
  Returns:
    an identifier for the Task that can be used when querying Task status
  Throws:
    `java.rmi.RemoteException` - if something goes wrong.

### checkStatus

    public java.lang.Object checkStatus(java.lang.Object taskId)
                                 throws java.lang.Exception

  Returns status information on a particular task

  Specified by:
    `checkStatus` in interface `Compute`
  Parameters:
    `taskId` - the ID of the task to check
  Returns:
    a `TaskStatusInfo` encapsulating task status info
  Throws:
    `java.lang.Exception` - if an error occurs

### getRevision

    public java.lang.String getRevision()

  Returns the revision string.

  Specified by:
    `getRevision` in interface `RevisionHandler`
  Returns:
    the revision

### main

    public static void main(java.lang.String[] args)

  Main method. Gets address of the local host, creates a remote engine object and binds it in the RMI registry. If there is no RMI registry, then it tries to create one with default port 1099.

  Parameters:
    `args` -

Overview | Package | Class | Tree | Deprecated | Index | Help | Weka's home

PREV CLASS NEXT CLASS | FRAMES NO FRAMES
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD