org.gridbus.broker.protocol
Class ProtocolMethod

java.lang.Object
  org.gridbus.broker.protocol.ProtocolMethod

public class ProtocolMethod

extends java.lang.Object

This class represents one instance of a method using the broker protocol

Author:

Rajiv Ranjan (rranjan@cs.mu.oz.au)

Constructor Summary

ProtocolMethod(GridbusFarmingEngine fr)
Sets up a protocol method

Method Summary

java.lang.String	director() This is a simple initiation command, indicating the start of the conversation between the client and the server.
java.lang.String	getdonejobs() Returns a list of jobs which are done
java.lang.String	getexecjobs() Returns a list of jobs which are executing
java.lang.String	getfailjobs() Returns a list of jobs which are failed
java.lang.String	getjobinfo(java.lang.String jid) Returns the information about a specific job
java.lang.String	getjoboutput(java.lang.String jid) Get Job Output from the output file if it is generated
java.lang.String	getjobs() Returns the complete list of jobs
java.lang.String	getkeybudgetspent() Returns the budget spent so far in the scheduling process.
java.lang.String	getkeydeadline() Returns the deadline for the current schedule in the following format: "OK"+ "{ 'minimise' : 'algorithm-here' , 'budget' : budget-here, 'deadline' : deadline-here}"+'\n' The deadline is a date in "long" format ( seconds ).
java.lang.String	getkeyfeasibility() Returns the feasibility of the current schedule
java.lang.String	getkeygridmonitorcurrenttime()
java.lang.String	getkeygridmonitordeltatime()
java.lang.String	getkeygridmonitorstarttime()
java.lang.String	getreadyjobs() Returns a list of jobs which are ready
java.lang.String	getserverinfo(java.lang.String sid) Returns the information about a specific server
java.lang.String	getserverkey(java.lang.String sid) Returns information requested in the 'key' about a server
java.lang.String	getservers() Returns the complete list of servers
java.lang.String	response(java.lang.String rsp) Returns a response to the client
java.lang.String	setjobwait(java.lang.String jid1) Sets the job status to "Unsubmitted", in effect causing it to be rescheduled.
java.lang.String	setkeybudget(java.lang.String budget) Sets the budget for the current schedule.
java.lang.String	setkeydeadline(java.lang.String deadline) Sets the deadline for the current schedule.
java.lang.String	setkeygridmonitorcurrenttime(java.lang.String line)
java.lang.String	setkeygridmonitordeltatime(java.lang.String line)
java.lang.String	setkeygridmonitorstarttime(java.lang.String line)
java.lang.String	setkeyschedule(java.lang.String minimise) Sets the type of scheduling algorithm to be used by the broker.
java.lang.String	shutdown() Instructs the broker to shutdown Returns an OK response if successful, an error message otherwise.
java.lang.String	start() Instructs the broker to start actual scheduling, while in monitoring mode Returns an OK response.
java.lang.String	stop() Stops the broker scheduling process.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ProtocolMethod

public ProtocolMethod(GridbusFarmingEngine fr)

Sets up a protocol method

Parameters:

fr -

Method Detail

getserverinfo

public java.lang.String getserverinfo(java.lang.String sid)

Returns the information about a specific server

Parameters:

sid -

Returns:

string

getjobinfo

public java.lang.String getjobinfo(java.lang.String jid)

Returns the information about a specific job

Parameters:

jid -

Returns:

string

getjoboutput

public java.lang.String getjoboutput(java.lang.String jid)

Get Job Output from the output file if it is generated

Parameters:

jid -

Returns:

string

getreadyjobs

public java.lang.String getreadyjobs()

Returns a list of jobs which are ready

Returns:

string

getdonejobs

public java.lang.String getdonejobs()

Returns a list of jobs which are done

Returns:

string

getfailjobs

public java.lang.String getfailjobs()

Returns a list of jobs which are failed

Returns:

string

getexecjobs

public java.lang.String getexecjobs()

Returns a list of jobs which are executing

Returns:

string

getserverkey

public java.lang.String getserverkey(java.lang.String sid)

Returns information requested in the 'key' about a server

Parameters:

sid -

Returns:

string

getkeygridmonitorstarttime

public java.lang.String getkeygridmonitorstarttime()

getkeygridmonitordeltatime

public java.lang.String getkeygridmonitordeltatime()

getkeygridmonitorcurrenttime

public java.lang.String getkeygridmonitorcurrenttime()

getkeyfeasibility

public java.lang.String getkeyfeasibility()

Returns the feasibility of the current schedule

Returns:

string

director

public java.lang.String director()

This is a simple initiation command, indicating the start of the conversation between the client and the server. It returns an OK string response.

Returns:

string

start

public java.lang.String start()

Instructs the broker to start actual scheduling, while in monitoring mode Returns an OK response.

Returns:

string

response

public java.lang.String response(java.lang.String rsp)

Returns a response to the client

Parameters:

rsp -

Returns:

string

getjobs

public java.lang.String getjobs()

Returns the complete list of jobs

Returns:

string

getservers

public java.lang.String getservers()

Returns the complete list of servers

Returns:

string

stop

public java.lang.String stop()

Stops the broker scheduling process. Returns an OK response.

Returns:

string

setkeydeadline

public java.lang.String setkeydeadline(java.lang.String deadline)

Sets the deadline for the current schedule. Returns an OK if the deadline was successfully set.

Parameters:

deadline -

Returns:

string

setkeyschedule

public java.lang.String setkeyschedule(java.lang.String minimise)

Sets the type of scheduling algorithm to be used by the broker. Returns an OK response, if successful, an error message otherwise.

Parameters:

minimise -

Returns:

string

setkeybudget

public java.lang.String setkeybudget(java.lang.String budget)

Sets the budget for the current schedule. Returns an OK response if successful, an error message otherwise.

Parameters:

budget -

Returns:

string

getkeydeadline

public java.lang.String getkeydeadline()

Returns the deadline for the current schedule in the following format: "OK"+ "{ 'minimise' : 'algorithm-here' , 'budget' : budget-here, 'deadline' : deadline-here}"+'\n' The deadline is a date in "long" format ( seconds ).

Returns:

string

getkeybudgetspent

public java.lang.String getkeybudgetspent()

Returns the budget spent so far in the scheduling process.

Returns:

string

setkeygridmonitorstarttime

public java.lang.String setkeygridmonitorstarttime(java.lang.String line)

setkeygridmonitordeltatime

public java.lang.String setkeygridmonitordeltatime(java.lang.String line)

setkeygridmonitorcurrenttime

public java.lang.String setkeygridmonitorcurrenttime(java.lang.String line)

setjobwait

public java.lang.String setjobwait(java.lang.String jid1)

Sets the job status to "Unsubmitted", in effect causing it to be rescheduled.

Parameters:

jid1 -

Returns:

string

shutdown

public java.lang.String shutdown()

Instructs the broker to shutdown Returns an OK response if successful, an error message otherwise.

Returns:

string