Package dev.roanh.gmark.lang.rpq

Class ConcatRPQ

java.lang.Object

dev.roanh.gmark.lang.generic.GenericConcatenation<RPQ>

dev.roanh.gmark.lang.rpq.ConcatRPQ

All Implemented Interfaces:

QueryFragment, QueryLanguageSyntax, RPQ, OutputFormal, OutputSQL, OutputXML

public class ConcatRPQ
extends GenericConcatenation<RPQ>
implements RPQ

RPQ modelling the concatenation of a number of RPQs (also known as the join operation).

Field Summary

Fields inherited from class dev.roanh.gmark.lang.generic.GenericConcatenation

elements

Fields inherited from interface dev.roanh.gmark.lang.QueryLanguageSyntax

CHAR_DISJUNCTION, CHAR_INTERSECTION, CHAR_INVERSE, CHAR_JOIN, CHAR_KLEENE

Constructor Summary

Constructors

Constructor	Description
ConcatRPQ(List<RPQ> rpqs)	Constructs a new concat RPQ with the given list of RPQs to concatenate.

Method Summary

Modifier and Type	Method	Description
void	writeXML(IndentWriter writer)	Writes this object as XML to the given writer.

Methods inherited from class dev.roanh.gmark.lang.generic.GenericConcatenation

getOperationType, toAbstractSyntaxTree, toFormalSyntax, toString, writeSQL

Methods inherited from class java.lang.Object

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

Methods inherited from interface dev.roanh.gmark.output.OutputFormal

toFormalSyntax

Methods inherited from interface dev.roanh.gmark.output.OutputSQL

toSQL, writeSQL

Methods inherited from interface dev.roanh.gmark.output.OutputXML

toXML

Methods inherited from interface dev.roanh.gmark.ast.QueryFragment

getOperationType, toAbstractSyntaxTree

Methods inherited from interface dev.roanh.gmark.lang.rpq.RPQ

getQueryLanguage

Constructor Details

ConcatRPQ

public ConcatRPQ(List<RPQ> rpqs)
          throws IllegalArgumentException

Constructs a new concat RPQ with the given list of RPQs to concatenate.

Parameters:

rpqs - The RPQs to concatenate.

Throws:

IllegalArgumentException - When the list of RPQs is empty.

Method Details

writeXML

public void writeXML(IndentWriter writer)

Description copied from interface: OutputXML

Writes this object as XML to the given writer.

Specified by:

writeXML in interface OutputXML

Parameters:

writer - The writer to write to.