com.google.enterprise.adaptor.examples

Class DateSplitTransform

java.lang.Object

com.google.enterprise.adaptor.examples.DateSplitTransform

All Implemented Interfaces:

MetadataTransform

public class DateSplitTransform
extends Object
implements MetadataTransform

Metadata Transform to split date field into 3 separate metadata fields (month, day, year) Specify the name of the metadata field containing the date as dateField and the format of the date as dateFormat. Format is described here: http://docs.oracle.com/javase/6/docs/api/java/text/SimpleDateFormat.html Properties would look something like this: metadata.transform.pipeline=step1 metadata.transform.pipeline.step1.dateField=Creation Time metadata.transform.pipeline.step1.dateFormat=yyyy-MM-dd metadata.transform.pipeline.step1.factoryMethod=com.google.enterprise.adaptor.examples.DateSplitTransform.load

Nested Class Summary

Nested classes/interfaces inherited from interface com.google.enterprise.adaptor.MetadataTransform

MetadataTransform.HistoricalWrapper, MetadataTransform.Keyset, MetadataTransform.TransmissionDecision

Field Summary

Fields inherited from interface com.google.enterprise.adaptor.MetadataTransform

KEY_CONTENT_TYPE, KEY_CRAWL_ONCE, KEY_DISPLAY_URL, KEY_DOC_ID, KEY_FORCED_TRANSMISSION_DECISION, KEY_LAST_MODIFIED_MILLIS_UTC, KEY_LOCK, KEY_TRANSMISSION_DECISION

Method Summary

Modifier and Type	Method and Description
static DateSplitTransform	load(Map<String,String> cfg) Called as metadata.transform.pipeline.<stepX>.factoryMethod for this transformation pipeline as specified in adaptor-config.properties.
void	transform(Metadata metadata, Map<String,String> params) Here we check to see if the current doc contains a "dateField" key and if so, add the additional values

Methods inherited from class java.lang.Object

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

Method Detail

load

public static DateSplitTransform load(Map<String,String> cfg)

Called as metadata.transform.pipeline.<stepX>.factoryMethod for this transformation pipeline as specified in adaptor-config.properties.

This method simply returns a new object with the additional metadata as specified as values for step1.taste

Parameters:

cfg - configuration

Returns:

transform

transform

public void transform(Metadata metadata,
                      Map<String,String> params)

Here we check to see if the current doc contains a "dateField" key and if so, add the additional values

Specified by:

transform in interface MetadataTransform

Parameters:

metadata - of document

params - are extra contextual information