edu.isi.pegasus.common.logging.format

Class AbstractLogFormatter

java.lang.Object

edu.isi.pegasus.common.logging.format.AbstractLogFormatter

All Implemented Interfaces:

LogFormatter

Direct Known Subclasses:

Netlogger, Simple

public abstract class AbstractLogFormatter
extends Object
implements LogFormatter

The abstract formatter that implements all of the functions except the addEvent function

Version:

$Revision$

Author:

Karan Vahi, Gaurang Mehta

Field Summary

Fields

Modifier and Type	Field and Description
private static String	DEFAULT_KEY The default key to use for logging messages
protected String	mProgram The name of the program.
protected Stack<Event>	mStack The Stack of event objects maintained internally

Constructor Summary

Constructors

Constructor and Description
AbstractLogFormatter() The default constructor.

Method Summary

Methods

Modifier and Type	Method and Description
LogFormatter	add(String value) Add to the log message with just a value.
LogFormatter	add(String key, String value) Add to the log message for the event on the top.
abstract void	addEvent(String name, String entityName, String entityID) Adds the event that is to be associated with the log messages onto an internal stack
String	createEntityHierarchyMessage(String parentType, String parentID, String childIdType, Collection<String> childIDs) Creates a log message that connects the parent entities with the children.
String	createLogMessage() Creates a log message with the contents of the internal log buffer.
String	createLogMessageAndReset() Creates a log message with the contents of the internal log buffer.
String	getEndEventMessage() Creates the end message for the event on top of the stack.
String	getEventName() Returns the name of event that is currently associated with the log messages and is on the top of the stack
String	getProgramName(String name) Returns the program name for the software whose log statement are logged.
String	getStartEventMessage() Creates the start message for the event on top of the internal stack
Event	popEvent() Pop the event on top of the internal stack.
void	setProgramName(String name) Sets the program name for the software whose log statement are logged.

Methods inherited from class java.lang.Object

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

Methods inherited from interface edu.isi.pegasus.common.logging.LogFormatter

addEvent

Field Detail

DEFAULT_KEY

private static String DEFAULT_KEY

The default key to use for logging messages

mProgram

protected String mProgram

The name of the program.

mStack

protected Stack<Event> mStack

The Stack of event objects maintained internally

Constructor Detail

AbstractLogFormatter

public AbstractLogFormatter()

The default constructor.

Method Detail

setProgramName

public void setProgramName(String name)

Sets the program name for the software whose log statement are logged.

Specified by:

setProgramName in interface LogFormatter

Parameters:

name -

getProgramName

public String getProgramName(String name)

Returns the program name for the software whose log statement are logged.

Specified by:

getProgramName in interface LogFormatter

Parameters:

name -

Returns:

name of the program

addEvent

public abstract void addEvent(String name,
            String entityName,
            String entityID)

Adds the event that is to be associated with the log messages onto an internal stack

Specified by:

addEvent in interface LogFormatter

Parameters:

name - the name of the event to be associated

entityName - the primary entity that is associated with the event e.g. workflow

entityID - the id of that entity.

popEvent

public Event popEvent()

Pop the event on top of the internal stack.

Specified by:

popEvent in interface LogFormatter

Returns:

event on top , else null

getEventName

public String getEventName()

Returns the name of event that is currently associated with the log messages and is on the top of the stack

Specified by:

getEventName in interface LogFormatter

Returns:

name of the event.

getStartEventMessage

public String getStartEventMessage()

Creates the start message for the event on top of the internal stack

Specified by:

getStartEventMessage in interface LogFormatter

Returns:

start event message

getEndEventMessage

public String getEndEventMessage()

Creates the end message for the event on top of the stack.

Specified by:

getEndEventMessage in interface LogFormatter

Returns:

end event message

add

public LogFormatter add(String value)

Add to the log message with just a value.

Specified by:

add in interface LogFormatter

Parameters:

value -

Returns:

self-reference

add

public LogFormatter add(String key,
               String value)

Add to the log message for the event on the top.

Specified by:

add in interface LogFormatter

Parameters:

key -

value -

Returns:

Self-reference, so calls can be chained

createLogMessage

public String createLogMessage()

Creates a log message with the contents of the internal log buffer.

Specified by:

createLogMessage in interface LogFormatter

Returns:

the log message

createLogMessageAndReset

public String createLogMessageAndReset()

Creates a log message with the contents of the internal log buffer. It then resets the buffer before returning the log message

Specified by:

createLogMessageAndReset in interface LogFormatter

Returns:

log message.

createEntityHierarchyMessage

public String createEntityHierarchyMessage(String parentType,
                                  String parentID,
                                  String childIdType,
                                  Collection<String> childIDs)

Creates a log message that connects the parent entities with the children. For e.g. can we use to create the log messages connecting the jobs with the workflow they are part of.

Specified by:

createEntityHierarchyMessage in interface LogFormatter

Parameters:

parentType - the type of parent entity

parentID - the id of the parent entity

childIdType - the type of children entities

childIDs - Collection of children id's

Returns:

the entity hierarchy message