Package edu.isi.pegasus.common.logging

Class LogFormatterFactory

java.lang.Object

edu.isi.pegasus.common.logging.LogFormatterFactory

public class LogFormatterFactory
extends java.lang.Object

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

Version:

$Revision$

Author:

Karan Vahi

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	DEFAULT_PACKAGE_NAME	The default package where all the implementations reside.
private static LogFormatter	mSingletonInstance	Holds a singleton instance that is populated via the loadSingletonInstance() method.

Constructor Summary

Constructors

Constructor	Description
LogFormatterFactory()

Method Summary

Modifier and Type	Method	Description
static LogFormatter	loadInstance(PegasusProperties properties)	Loads the appropriate LogFormatter class as specified by properties.
static LogFormatter	loadInstance(java.lang.String implementor)	Loads the Log Formatter specified.
static LogFormatter	loadSingletonInstance(java.lang.String implementor)	Loads the appropriate LogFormatter class as specified by 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 java.lang.String DEFAULT_PACKAGE_NAME

The default package where all the implementations reside.

See Also:

Constant Field Values

mSingletonInstance

private static LogFormatter mSingletonInstance

Holds a singleton instance that is populated via the loadSingletonInstance() method.

Constructor Detail

LogFormatterFactory

public LogFormatterFactory()

Method Detail

loadSingletonInstance

public static LogFormatter loadSingletonInstance(java.lang.String implementor)
                                          throws LogFormatterFactoryException

Loads the appropriate LogFormatter class as specified by properties.

Parameters:

implementor - the name of the class implementing LogFormatter

Returns:

handle to the Log Formatter.

Throws:

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

See Also:

DEFAULT_PACKAGE_NAME

loadInstance

public static LogFormatter loadInstance(PegasusProperties properties)
                                 throws LogFormatterFactoryException

Loads the appropriate LogFormatter class as specified by properties.

Parameters:

properties - is an instance of properties to use.

Returns:

handle to the Log Formatter.

Throws:

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

See Also:

DEFAULT_PACKAGE_NAME

loadInstance

public static LogFormatter loadInstance(java.lang.String implementor)
                                 throws LogFormatterFactoryException

Loads the Log Formatter specified.

Parameters:

implementor - the name of the class implementing LogFormatter

Returns:

handle to the Site Catalog.

Throws:

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

See Also:

DEFAULT_PACKAGE_NAME