Package it.unibz.inf.ontop.spec.sqlparser

Class SelectQueryParser

java.lang.Object

it.unibz.inf.ontop.spec.sqlparser.BasicSelectQueryParser<RAExpression,RAExpressionOperations>

it.unibz.inf.ontop.spec.sqlparser.SelectQueryParser

public class SelectQueryParser
extends BasicSelectQueryParser<RAExpression,RAExpressionOperations>

Created by Roman Kontchakov on 01/11/2016.

Field Summary

Fields inherited from class it.unibz.inf.ontop.spec.sqlparser.BasicSelectQueryParser

expressionParser, idfac, operations, termFactory

Constructor Summary

Constructors

Constructor	Description
SelectQueryParser(MetadataLookup metadata, CoreSingletons coreSingletons)

Method Summary

Modifier and Type	Method	Description
protected RAExpression	create(NamedRelationDefinition relation)
protected RAExpression	join(RAExpression left, net.sf.jsqlparser.statement.select.Join join)	can be overridden to add additional checks
RAExpression	parse(String sql)
RAExpression	translateParserView(RelationDefinition view)
protected RAExpression	translateSelect(net.sf.jsqlparser.statement.select.SelectBody selectBody, List<net.sf.jsqlparser.statement.select.WithItem> withItemsList)
protected void	validateFromItem(net.sf.jsqlparser.schema.Table table)

Methods inherited from class it.unibz.inf.ontop.spec.sqlparser.BasicSelectQueryParser

createAttributeVariables, getPlainSelect, translateJoins

Methods inherited from class java.lang.Object

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

Constructor Detail

SelectQueryParser

public SelectQueryParser(MetadataLookup metadata,
                         CoreSingletons coreSingletons)

Method Detail

parse

public RAExpression parse(String sql)
                   throws net.sf.jsqlparser.JSQLParserException,
                          InvalidQueryException,
                          UnsupportedSelectQueryException

Throws:

net.sf.jsqlparser.JSQLParserException

InvalidQueryException

UnsupportedSelectQueryException

translateSelect

protected RAExpression translateSelect(net.sf.jsqlparser.statement.select.SelectBody selectBody,
                                       List<net.sf.jsqlparser.statement.select.WithItem> withItemsList)

Specified by:

translateSelect in class BasicSelectQueryParser<RAExpression,RAExpressionOperations>

join

protected RAExpression join(RAExpression left,
                            net.sf.jsqlparser.statement.select.Join join)
                     throws IllegalJoinException

Description copied from class: BasicSelectQueryParser

can be overridden to add additional checks

Overrides:

join in class BasicSelectQueryParser<RAExpression,RAExpressionOperations>

Parameters:

left - expression

join - JSQLParser's Join

Returns:

resulting expression

Throws:

IllegalJoinException - if incorrect combination of modifiers is used

validateFromItem

protected void validateFromItem(net.sf.jsqlparser.schema.Table table)

Overrides:

validateFromItem in class BasicSelectQueryParser<RAExpression,RAExpressionOperations>

create

protected RAExpression create(NamedRelationDefinition relation)

Specified by:

create in class BasicSelectQueryParser<RAExpression,RAExpressionOperations>

translateParserView

public RAExpression translateParserView(RelationDefinition view)