edu.jhu.cnds.Frugal
Class FrugalManagerImpl

java.lang.Object
  |
  +--java.rmi.server.RemoteObject
        |
        +--java.rmi.server.RemoteServer
              |
              +--java.rmi.server.UnicastRemoteObject
                    |
                    +--edu.jhu.cnds.Frugal.FrugalManagerImpl

public class FrugalManagerImpl

extends java.rmi.server.UnicastRemoteObject

implements FrugalManagerRemote, java.lang.Runnable

Concrete implementation of a Frugal Manager, capable of finding a suitable Frugal Resource and returning it to the caller.

Version:

2.0

Author:

R. Sean Borgstrom

See Also:

Serialized Form

Fields inherited from class java.rmi.server.RemoteObject

ref

Constructor Summary

protected	FrugalManagerImpl() This constructor performs no actions at this time.
protected	FrugalManagerImpl(FrugalManagerServer backend) Constructs a new implementation of the Frugal Manager interface.

Method Summary

java.lang.Object	getAdmin() Returns an administrative interface for this Frugal Manager.
FrugalResourceRemote	getFrugalResource() Locates a suitable Frugal Resource, using a competitive strategy designed to stabilize system load and prevent memory depletion.
void	run() Keeps this implementation alive when not actively working.

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

finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

FrugalManagerImpl

protected FrugalManagerImpl()
                     throws java.rmi.RemoteException

This constructor performs no actions at this time.

FrugalManagerImpl

protected FrugalManagerImpl(FrugalManagerServer backend)
                     throws java.rmi.RemoteException

Constructs a new implementation of the Frugal Manager interface.

Parameters:

backend - The server that advertises this implementation on the various lookup groups.

Method Detail

getAdmin

public java.lang.Object getAdmin()
                          throws java.rmi.RemoteException

Returns an administrative interface for this Frugal Manager.

Returns:

An object implementing DestroyAdmin, Entry, JoinAdmin, and StorageLocationAdmin

run

public void run()

Keeps this implementation alive when not actively working.

Specified by:

run in interface java.lang.Runnable

getFrugalResource

public FrugalResourceRemote getFrugalResource()
                                       throws java.rmi.RemoteException

Locates a suitable Frugal Resource, using a competitive strategy designed to stabilize system load and prevent memory depletion.

Returns:

A Frugal Resource class that can perform work for the caller.