com.exalead.search.query.processors

Class ProximitySetter

java.lang.Object

com.exalead.search.query.node.NodeVisitor

com.exalead.search.query.processors.ProximitySetter

public class ProximitySetter
extends NodeVisitor

Sets groupId and seqId on TokenizedNode. This class operate after the lexical transformation. It identifies groups spanning over contiguous TokenizedNode of implicit operators (where naturalSequence=true) It is tightly coupled with the UQLParser and the LinguisticExpander

Constructor Summary

Constructors

Constructor and Description
ProximitySetter()

Method Summary

Modifier and Type	Method and Description
Node	visit(And node)
Node	visit(FuzzyAnd node)
Node	visit(Or node)
TokenizedNode	visit(TokenizedNode node)

Methods inherited from class com.exalead.search.query.node.NodeVisitor

visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visitNary, visitUnary

Methods inherited from class java.lang.Object

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

Constructor Detail

ProximitySetter

public ProximitySetter()

Method Detail

visit

public Node visit(And node)
           throws QueryProcessingException

Overrides:

visit in class NodeVisitor

Throws:

QueryProcessingException

visit

public Node visit(FuzzyAnd node)
           throws QueryProcessingException

Overrides:

visit in class NodeVisitor

Throws:

QueryProcessingException

visit

public Node visit(Or node)
           throws QueryProcessingException

Overrides:

visit in class NodeVisitor

Throws:

QueryProcessingException

visit

public TokenizedNode visit(TokenizedNode node)

Overrides:

visit in class NodeVisitor