edu.isi.pegasus.planner.provenance.pasoa.pps
Class PPSFactory

java.lang.Object
  edu.isi.pegasus.planner.provenance.pasoa.pps.PPSFactory

public class PPSFactory
extends Object

The factory for instantiating an XMLProducer.

Version:

$Revision: 2567 $

Author:

Karan Vahi

Field Summary

static String	DEFAULT_PACKAGE_NAME The default package where all the implementations reside.
static String	DEFAULT_PPS_PROVIDER The default PPS implementation to be used.
private static PPS	mInstance The singleton instance of the PPS implementation that is returned.
static String	PASOA_PPS_PROVIDER The default Pasoa PPS implementation to be used.

Constructor Summary

PPSFactory()

Method Summary

static PPS

loadPPS(PegasusProperties properties) Loads the appropriate PPS implementation on the basis of the property set in the properties.

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_PACKAGE_NAME

public static final String DEFAULT_PACKAGE_NAME

The default package where all the implementations reside.

See Also:

Constant Field Values

DEFAULT_PPS_PROVIDER

public static final String DEFAULT_PPS_PROVIDER

The default PPS implementation to be used.

See Also:

Constant Field Values

PASOA_PPS_PROVIDER

public static final String PASOA_PPS_PROVIDER

The default Pasoa PPS implementation to be used.

See Also:

Constant Field Values

mInstance

private static PPS mInstance

The singleton instance of the PPS implementation that is returned.

Constructor Detail

PPSFactory

public PPSFactory()

Method Detail

loadPPS

public static PPS loadPPS(PegasusProperties properties)
                   throws PPSFactoryException

Loads the appropriate PPS implementation on the basis of the property set in the properties.

Parameters:

properties - the PegasusProperties object containing all the properties required by Pegasus.

Returns:

the instance of the appropriate XML Producer.

Throws:

PPSFactoryException - that nests any error that might occur during the instantiation

See Also:

DEFAULT_PACKAGE_NAME