org.apache.gobblin.source.extractor

Class WatermarkInterval

java.lang.Object

org.apache.gobblin.source.extractor.WatermarkInterval

Direct Known Subclasses:

WatermarkInterval

public class WatermarkInterval
extends Object

Each WorkUnit has a corresponding WatermarkInterval. The WatermarkInterval represents the range of the data that needs to be pulled for the WorkUnit. So, the WorkUnit should pull data from the lowWatermark to the expectedHighWatermark.

Field Summary

Fields

Modifier and Type	Field and Description
static String	EXPECTED_HIGH_WATERMARK_TO_JSON_KEY
static String	LOW_WATERMARK_TO_JSON_KEY

Constructor Summary

Constructors

Constructor and Description
WatermarkInterval(Watermark lowWatermark, Watermark expectedHighWatermark)

Method Summary

Modifier and Type	Method and Description
Watermark	getExpectedHighWatermark()
Watermark	getLowWatermark()
com.google.gson.JsonElement	toJson()

Methods inherited from class java.lang.Object

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

Field Detail

LOW_WATERMARK_TO_JSON_KEY

public static final String LOW_WATERMARK_TO_JSON_KEY

See Also:

Constant Field Values

EXPECTED_HIGH_WATERMARK_TO_JSON_KEY

public static final String EXPECTED_HIGH_WATERMARK_TO_JSON_KEY

See Also:

Constant Field Values

Constructor Detail

WatermarkInterval

public WatermarkInterval(Watermark lowWatermark,
                         Watermark expectedHighWatermark)

Method Detail

getLowWatermark

public Watermark getLowWatermark()

getExpectedHighWatermark

public Watermark getExpectedHighWatermark()

toJson

public com.google.gson.JsonElement toJson()