com.ibm.awb.weakref
Class WeakRef

java.lang.Object
  |
  +--com.ibm.awb.weakref.WeakRef

All Implemented Interfaces:

Ref

Direct Known Subclasses:

RemoteAgletRef

public abstract class WeakRef

extends java.lang.Object

implements Ref

Field Summary

protected WeakRefTable

_table

Constructor Summary

protected

WeakRef(WeakRefTable table)

Method Summary

protected abstract Ref	findRef()
protected abstract Ref	findRef(java.io.ObjectInputStream s)
Ref	getRef(VirtualRef vref)
protected abstract java.lang.Object	getRefID()
void	referenced()
void	setRef(VirtualRef vref, java.io.ObjectInputStream s)
java.lang.String	toString()
void	unreferenced()
protected boolean	updateRef(VirtualRef vref)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface com.ibm.awb.weakref.Ref

getRefClassName, writeInfo

Field Detail

_table

protected WeakRefTable _table

Constructor Detail

WeakRef

protected WeakRef(WeakRefTable table)

Method Detail

findRef

protected abstract Ref findRef()

findRef

protected abstract Ref findRef(java.io.ObjectInputStream s)
                        throws java.io.IOException,
                               java.lang.ClassNotFoundException

getRef

public final Ref getRef(VirtualRef vref)

Specified by:

getRef in interface Ref

getRefID

protected abstract java.lang.Object getRefID()

referenced

public final void referenced()

Specified by:

referenced in interface Ref

setRef

public final void setRef(VirtualRef vref,
                         java.io.ObjectInputStream s)
                  throws java.io.IOException,
                         java.lang.ClassNotFoundException

Specified by:

setRef in interface Ref

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

unreferenced

public final void unreferenced()

Specified by:

unreferenced in interface Ref

updateRef

protected boolean updateRef(VirtualRef vref)