org.opensolaris.opengrok.search.context

Class QueryMatchers

java.lang.Object

org.opensolaris.opengrok.search.context.QueryMatchers

public final class QueryMatchers
extends java.lang.Object

Utility class used to extract the terms used in a query This class will not find terms for MultiTermQuery, RangeQuery and PrefixQuery classes so the caller must pass a rewritten query (see query.rewrite) to obtain a list of expanded terms.

Constructor Summary

Constructors

Constructor and Description
QueryMatchers()

Method Summary

Methods

Modifier and Type	Method and Description
LineMatcher[]	getMatchers(org.apache.lucene.search.Query query, java.util.Map<java.lang.String,java.lang.Boolean> fields) Get the terms from a query and returs a list of DFAs which match a stream of tokens

Methods inherited from class java.lang.Object

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

Constructor Detail

QueryMatchers

public QueryMatchers()

Method Detail

getMatchers

public LineMatcher[] getMatchers(org.apache.lucene.search.Query query,
                        java.util.Map<java.lang.String,java.lang.Boolean> fields)

Get the terms from a query and returs a list of DFAs which match a stream of tokens

Parameters:

query - the query to generate matchers for

fields - a map whose keys tell which fields to create matchers for, and whose values tell if the field is case insensitive (true) or case sensitive (false)

Returns:

list of LineMatching DFAs