no.sesat.search.query.transform
Class TokenMaskQueryTransformer

java.lang.Object
  no.sesat.commons.visitor.AbstractReflectionVisitor
      no.sesat.search.query.transform.AbstractQueryTransformer
          no.sesat.search.query.transform.TokenMaskQueryTransformer

All Implemented Interfaces:

no.sesat.commons.visitor.Visitor, QueryTransformer

public final class TokenMaskQueryTransformer
extends AbstractQueryTransformer

Mask (inclusively or exclusively) terms in the query that positionally (prefix or anywhere) contains TokenPredicates. Note Using position="prefix" predicates="*_MAGIC" is kinda pointless but is often done anyway. Note position="prefix" only currently works with single terms. XXX

Version:

$Id: TokenMaskQueryTransformer.java 7225 2009-04-09 00:32:20Z ssmiweve $

Nested Class Summary

Nested classes/interfaces inherited from interface no.sesat.search.query.transform.QueryTransformer

QueryTransformer.Context

Field Summary

Fields inherited from class no.sesat.commons.visitor.AbstractReflectionVisitor

VISIT_METHOD_IMPL

Constructor Summary

TokenMaskQueryTransformer(QueryTransformerConfig config)

Method Summary

protected boolean	maskClause(Clause clause) TODO comment me.
protected boolean	maskField(LeafClause clause) TODO comment me.
protected void	visitImpl(BinaryClause clause) TODO comment me.
protected void	visitImpl(DefaultOperatorClause clause) TODO comment me.
protected void	visitImpl(LeafClause clause) TODO comment me.
protected void	visitImpl(PhraseClause clause) don't remove prefix if it is in fact a phrase.

Methods inherited from class no.sesat.search.query.transform.AbstractQueryTransformer

getContext, getFilter, getFilter, getTransformedQuery, setContext, visitImpl, visitImpl

Methods inherited from class no.sesat.commons.visitor.AbstractReflectionVisitor

visit

Methods inherited from class java.lang.Object

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

Methods inherited from interface no.sesat.commons.visitor.Visitor

visit

Constructor Detail

TokenMaskQueryTransformer

public TokenMaskQueryTransformer(QueryTransformerConfig config)

Parameters:

config -

Method Detail

visitImpl

protected void visitImpl(BinaryClause clause)

TODO comment me.

visitImpl

protected void visitImpl(DefaultOperatorClause clause)

TODO comment me.

visitImpl

protected void visitImpl(PhraseClause clause)

don't remove prefix if it is in fact a phrase.

visitImpl

protected void visitImpl(LeafClause clause)

TODO comment me.

maskClause

protected boolean maskClause(Clause clause)

TODO comment me.

maskField

protected boolean maskField(LeafClause clause)

TODO comment me.