org.eclipse.rdf4j.queryrender.builder

Class BasicGroup

java.lang.Object

org.eclipse.rdf4j.queryrender.builder.BasicGroup

All Implemented Interfaces:

Group, SupportsExpr

public class BasicGroup
extends Object
implements Group

Internal class for representing a group within a query.

Author:

Michael Grove

Constructor Summary

Constructors

Constructor and Description
BasicGroup(boolean theOptional) Create a new BasicGroup

Method Summary

Modifier and Type	Method and Description
void	add(TupleExpr theExpr)
void	addAll(Collection<? extends TupleExpr> theTupleExprs)
void	addChild(Group theGroup)
void	addFilter(ValueExpr theExpr) Add a Filter to this group
TupleExpr	expr()
Collection<StatementPattern>	getPatterns()
boolean	isEmpty()
boolean	isOptional()
void	removeChild(Group theGroup) Remove a child from this group
int	size()

Methods inherited from class java.lang.Object

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

Constructor Detail

BasicGroup

public BasicGroup(boolean theOptional)

Create a new BasicGroup

Parameters:

theOptional - whether or not the patterns and filters in this group are optional

Method Detail

size

public int size()

Specified by:

size in interface Group

addChild

public void addChild(Group theGroup)

Specified by:

addChild in interface Group

removeChild

public void removeChild(Group theGroup)

Remove a child from this group

Parameters:

theGroup - the child to remove

addFilter

public void addFilter(ValueExpr theExpr)

Add a Filter to this group

Parameters:

theExpr - the value filter to add

isEmpty

public boolean isEmpty()

isOptional

public boolean isOptional()

Specified by:

isOptional in interface Group

expr

public TupleExpr expr()

Specified by:

expr in interface SupportsExpr

add

public void add(TupleExpr theExpr)

addAll

public void addAll(Collection<? extends TupleExpr> theTupleExprs)

getPatterns

public Collection<StatementPattern> getPatterns()