com.google.appengine.api.search.dev
Class GenericScorer

java.lang.Object
  com.google.appengine.api.search.dev.Scorer
      com.google.appengine.api.search.dev.GenericScorer

All Implemented Interfaces:

java.util.Comparator<GenericScorer.Result>

public class GenericScorer
extends Scorer
implements java.util.Comparator<GenericScorer.Result>

Scorer for CUSTOM sorting algorithm, which uses expression evaluation for multidimensional sorting.

Nested Class Summary

class

GenericScorer.Result Result class for GenericScorer.

Nested classes/interfaces inherited from class com.google.appengine.api.search.dev.Scorer

Scorer.SearchResults

Constructor Summary

GenericScorer(boolean isNative, int scorerLimit, Sort nativeSort, com.google.appengine.api.search.dev.NumericExpression[] expressions, Expression.Sorter[] sorters)

Method Summary

int	compare(GenericScorer.Result left, GenericScorer.Result right)
static Scorer	newInstance(SearchServicePb.SearchParams searchParams, java.util.Map<java.lang.String,java.util.Set<DocumentPb.FieldValue.ContentType>> fieldTypes)
Scorer.SearchResults	search(IndexSearcher indexSearcher, Query q, int offset, int limit)

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

equals

Constructor Detail

GenericScorer

public GenericScorer(boolean isNative,
                     int scorerLimit,
                     Sort nativeSort,
                     com.google.appengine.api.search.dev.NumericExpression[] expressions,
                     Expression.Sorter[] sorters)

Method Detail

newInstance

public static Scorer newInstance(SearchServicePb.SearchParams searchParams,
                                 java.util.Map<java.lang.String,java.util.Set<DocumentPb.FieldValue.ContentType>> fieldTypes)

compare

public int compare(GenericScorer.Result left,
                   GenericScorer.Result right)

Specified by:

compare in interface java.util.Comparator<GenericScorer.Result>

search

public Scorer.SearchResults search(IndexSearcher indexSearcher,
                                   Query q,
                                   int offset,
                                   int limit)
                            throws java.io.IOException

Specified by:

search in class Scorer

Throws:

java.io.IOException