org.apache.lucene.spatial.tier
Class LatLongDistanceFilter

java.lang.Object
  extended by org.apache.lucene.search.Filter
      extended by org.apache.lucene.spatial.tier.DistanceFilter
          extended by org.apache.lucene.spatial.tier.LatLongDistanceFilter
All Implemented Interfaces:
Serializable

public class LatLongDistanceFilter
extends DistanceFilter

NOTE: This API is still in flux and might change in incompatible ways in the next release.

See Also:
Serialized Form

Field Summary
 
Fields inherited from class org.apache.lucene.spatial.tier.DistanceFilter
distance, distanceLookupCache, distances, nextDocBase, precise, startingFilter
 
Constructor Summary
LatLongDistanceFilter(org.apache.lucene.search.Filter startingFilter, double lat, double lng, double miles, String latField, String lngField)
          Provide a distance filter based from a center point with a radius in miles.
 
Method Summary
 boolean equals(Object o)
          Returns true if o is equal to this.
 org.apache.lucene.search.DocIdSet getDocIdSet(org.apache.lucene.index.IndexReader reader)
           
 int hashCode()
          Returns a hash code value for this object.
 
Methods inherited from class org.apache.lucene.spatial.tier.DistanceFilter
getDistance, getDistances, reset, setDistances
 
Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

LatLongDistanceFilter

public LatLongDistanceFilter(org.apache.lucene.search.Filter startingFilter,
                             double lat,
                             double lng,
                             double miles,
                             String latField,
                             String lngField)
Provide a distance filter based from a center point with a radius in miles.

Parameters:
startingFilter - Filter to start from
lat -
lng -
miles -
latField -
lngField -
Method Detail

getDocIdSet

public org.apache.lucene.search.DocIdSet getDocIdSet(org.apache.lucene.index.IndexReader reader)
                                              throws IOException
Specified by:
getDocIdSet in class org.apache.lucene.search.Filter
Throws:
IOException

equals

public boolean equals(Object o)
Returns true if o is equal to this.

Specified by:
equals in class DistanceFilter

hashCode

public int hashCode()
Returns a hash code value for this object.

Specified by:
hashCode in class DistanceFilter


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