Package com.nt.udc.processor.DuplicateProcessor

Class DeDuplicationHandlerImpl

java.lang.Object

com.nt.udc.processor.DuplicateProcessor.DeDuplicationHandlerImpl

All Implemented Interfaces:

IDCMethodHandler, DeDuplicationHandler

public class DeDuplicationHandlerImpl
extends Object
implements DeDuplicationHandler

Field Summary

Fields

Modifier and Type	Field	Description
static final ShortField	DUPLICATE
static final ShortField	FUTURE_RECORD
static final ShortField	NO_DUPLICATE
static final ShortField	TOO_OLD

Constructor Summary

Constructors

Constructor	Description
DeDuplicationHandlerImpl(TimePartitionManager partitionMgr)	Default Constructor

Method Summary

Modifier and Type	Method	Description
ShortField	isDuplicate(MillisField timestamp, StringField key)	Determines if the event is a duplicate
ShortField	isDuplicate(MillisField timestamp, StringField timezoneID, StringField key)	Determines if the event is a duplicate

Methods inherited from class java.lang.Object

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

Field Details

NO_DUPLICATE

public static final ShortField NO_DUPLICATE

DUPLICATE

public static final ShortField DUPLICATE

TOO_OLD

public static final ShortField TOO_OLD

FUTURE_RECORD

public static final ShortField FUTURE_RECORD

Constructor Details

DeDuplicationHandlerImpl

public DeDuplicationHandlerImpl(TimePartitionManager partitionMgr)

Default Constructor

Parameters:

partitionMgr - The partition manager

Method Details

isDuplicate

public ShortField isDuplicate(MillisField timestamp,
 StringField timezoneID,
 StringField key)
                       throws Exception

Determines if the event is a duplicate

Specified by:

isDuplicate in interface DeDuplicationHandler

Parameters:

timestamp - The timestamp

timezoneID - The TimeZone ID (i.e. UTC)

key - The de-duplication key to use

Returns:

Code indicating if this event is DUPLICATE, NO_DUPLICATE, or TOO_OLD

Throws:

Exception - if any issue occurs while trying to determine if this is a duplicate event

isDuplicate

public ShortField isDuplicate(MillisField timestamp,
 StringField key)
                       throws Exception

Determines if the event is a duplicate

Specified by:

isDuplicate in interface DeDuplicationHandler

Parameters:

timestamp - The timestamp (assumed to be UTC)

key - The de-duplication key to use

Returns:

Code indicating if this event is DUPLICATE, NO_DUPLICATE, or TOO_OLD

Throws:

Exception - if any issue occurs while trying to determine if this is a duplicate event