edu.utah.janosvm.kit.comm.commspace
Class CommQueuePuller
java.lang.Object
|
+--edu.utah.janosvm.sys.ListNode
|
+--edu.utah.janosvm.sys.Importable
|
+--edu.utah.janosvm.kit.comm.commspace.CommQueuePuller
- public final class CommQueuePuller
- extends Importable
A handle for the owner of the CommQueue to pull elements out of it.
Fields inherited from class edu.utah.janosvm.sys.Importable |
em |
Constructor Summary |
CommQueuePuller()
Construct CommQueuePuller handle and a CommQueue for it to pull
CommSpaceElements from. |
Method Summary |
protected void |
bindTo(Exportable ex)
Bind this Importable to the given Exportable. |
java.lang.String |
toString()
|
protected void |
unbindFrom()
Unbind this Importable from any objects it is referencing. |
CommSpaceElement |
waitToTake()
Take an element from the queue, or wait for one to be added and
return that. |
Methods inherited from class java.lang.Object |
equals, getClass, hashCode, notify, notifyAll, wait, wait, wait, wait0 |
cq
private CommQueue cq
CommQueuePuller
public CommQueuePuller()
- Construct CommQueuePuller handle and a CommQueue for it to pull
CommSpaceElements from.
bindTo
protected final void bindTo(Exportable ex)
- Description copied from class:
Importable
- Bind this Importable to the given Exportable. The most common
implementation of this method would be to cast the Exportable to the
type that the Importable subclass handles and store it in the object as
well as any other handy pointers/values.
This method will be invoked as a side-effect of binding this
importable to an Exportable object via TeamHandle.importObject(edu.utah.janosvm.sys.Importable, java.lang.Object)
.
XXX Add note about synchronized.
- Overrides:
bindTo
in class Importable
- Following copied from class:
edu.utah.janosvm.sys.Importable
- Parameters:
ex
- The Exportable that is being imported.
unbindFrom
protected final void unbindFrom()
- Description copied from class:
Importable
- Unbind this Importable from any objects it is referencing. The
most common implementation of this method would be null out any
object references in this object.
This method will be invoked as a side-effect of canceling this import
, or when the
Team owning the Exportable is terminated
, or when the Exportable is revoked
.
XXX rename to just 'unbind'.
- Overrides:
unbindFrom
in class Importable
- Following copied from class:
edu.utah.janosvm.sys.Importable
- See Also:
TeamHandle.cancelImport(edu.utah.janosvm.sys.Importable)
,
Team.revokeObject(java.lang.Object)
,
TeamHandle.terminate()
waitToTake
public CommSpaceElement waitToTake()
throws java.lang.InterruptedException
- Take an element from the queue, or wait for one to be added and
return that.
- Returns:
- The next element on the queue.
toString
public java.lang.String toString()
- Overrides:
toString
in class Importable
This documentation is Copyright (C) 2000-2003 The University of Utah. All Rights Reserved. See the documentation license for distribution terms and restrictions.
Documentation, software, and mailing lists for the JanosVM can be found at the Janos Project web page: http://www.cs.utah.edu/flux/janos/
Generated on Feb 13, 2003