Package eu.clarin.sru.fcs.qlparser

Class AbstractQueryParser<Q extends AbstractQueryNode<Q,T,V>,T extends AbstractQueryNode.AbstractQueryNodeType,V extends AbstractQueryNode.AbstractQueryVisitor>

java.lang.Object

eu.clarin.sru.fcs.qlparser.AbstractQueryParser<Q,T,V>

Direct Known Subclasses:

QueryParser, QueryParser

public abstract class AbstractQueryParser<Q extends AbstractQueryNode<Q,T,V>,T extends AbstractQueryNode.AbstractQueryNodeType,V extends AbstractQueryNode.AbstractQueryVisitor>
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static class	AbstractQueryParser.ErrorListener
protected static class	AbstractQueryParser.ExpressionTreeBuilderException

Field Summary

Fields

Modifier and Type	Field	Description
protected boolean	enableSourceLocations

Constructor Summary

Constructors

Constructor	Description
AbstractQueryParser()

Method Summary

Modifier and Type	Method	Description
boolean	isEnableSourceLocations()	Whether source locations are computed for each query node.
abstract Q	parse(String query)	Parse query.
void	setEnableSourceLocations(boolean addNodeLocations)	Set whether source locations for query nodes should be computed.

Methods inherited from class java.lang.Object

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

Field Detail

enableSourceLocations

protected boolean enableSourceLocations

Constructor Detail

AbstractQueryParser

public AbstractQueryParser()

Method Detail

parse

public abstract Q parse(String query)
                 throws QueryParserException

Parse query.

Parameters:

query - the query

Returns:

a query expression tree

Throws:

QueryParserException - if an error occurred

isEnableSourceLocations

public boolean isEnableSourceLocations()

Whether source locations are computed for each query node.

Returns:

true if source locations are added, false otherwise

setEnableSourceLocations

public void setEnableSourceLocations(boolean addNodeLocations)

Set whether source locations for query nodes should be computed.

Parameters:

addNodeLocations - true if source locations are to be added, false otherwise