edu.isi.pegasus.planner.catalog.site
Class SiteFactory

java.lang.Object
  edu.isi.pegasus.planner.catalog.site.SiteFactory

public class SiteFactory
extends Object

A factory class to load the appropriate implementation of Site Catalog as specified by properties.

Version:

$Revision: 2572 $

Author:

Karan Vahi

Field Summary

static String

DEFAULT_PACKAGE_NAME The default package where all the implementations reside.

Constructor Summary

SiteFactory()

Method Summary

static SiteCatalog	loadInstance() Connects the interface with the transformation catalog implementation.
static SiteCatalog	loadInstance(PegasusProperties properties) Connects the interface with the site catalog implementation.
static SiteCatalog	loadInstance(String catalogImplementor, Properties properties) Connects the interface with the site catalog implementation.
static SiteStore	loadSiteStore(Collection<String> sites, PegasusBag bag)

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

Constructor Detail

SiteFactory

public SiteFactory()

Method Detail

loadSiteStore

public static SiteStore loadSiteStore(Collection<String> sites,
                                      PegasusBag bag)

Parameters:

sites -

bag - the bag of pegasus objects

Returns:

SiteStore object containing the information about the sites.

loadInstance

public static SiteCatalog loadInstance()
                                throws SiteFactoryException

Connects the interface with the transformation catalog implementation. The choice of backend is configured through properties. This method uses default properties from the property singleton.

Returns:

handle to the Site Catalog.

Throws:

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

See Also:

DEFAULT_PACKAGE_NAME

loadInstance

public static SiteCatalog loadInstance(PegasusProperties properties)
                                throws SiteFactoryException

Connects the interface with the site catalog implementation. Tedu.isi.pegasus.catalog.site.impl.XML3he choice of backend is configured through properties.

Parameters:

properties - is an instance of properties to use.

Returns:

handle to the Site Catalog.

Throws:

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

See Also:

DEFAULT_PACKAGE_NAME

loadInstance

public static SiteCatalog loadInstance(String catalogImplementor,
                                       Properties properties)

Connects the interface with the site catalog implementation. The choice of backend is configured through properties.

Parameters:

catalogImplementor - the name of the class implementing catalog

properties - the connection properties.

Returns:

handle to the Site Catalog.

Throws:

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

See Also:

DEFAULT_PACKAGE_NAME