prajna.structure.geo

Class LocatorReasoner

java.lang.Object

prajna.structure.geo.LocatorReasoner

All Implemented Interfaces:

RecordReasoner

public class LocatorReasoner
extends java.lang.Object
implements RecordReasoner

Reasoner which uses a geographic locator to determine geographic coordinates for all locations in a DataRecord.

Author:

Edward Swing

Constructor Summary

Constructors

Constructor and Description
LocatorReasoner() Instantiates a new LocatorReasoner.
LocatorReasoner(GeoLocator geoLocator) Instantiates a new locator reasoner

Method Summary

Methods

Modifier and Type	Method and Description
boolean	augmentRecord(DataRecord rec) Augment the data record with information from the reasoner.
GeoLocator	getLocator() Get the locator currently used by this reasoner

Methods inherited from class java.lang.Object

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

Constructor Detail

LocatorReasoner

public LocatorReasoner()

Instantiates a new LocatorReasoner. This constructor uses a GeoNamesLocator as the default locator

LocatorReasoner

public LocatorReasoner(GeoLocator geoLocator)

Instantiates a new locator reasoner

Parameters:

geoLocator - the locator to use for determining the coordinates of locations.

Method Detail

augmentRecord

public boolean augmentRecord(DataRecord rec)

Augment the data record with information from the reasoner. This method goes through all location fields in the record, identifies those without a geographic coordinate, and tries to add a coordinate using the geographic locator.

Specified by:

augmentRecord in interface RecordReasoner

Parameters:

rec - the data record to augment

Returns:

true if the record has been augmented, false otherwise

getLocator

public GeoLocator getLocator()

Get the locator currently used by this reasoner

Returns:

the locator