org.openrdf.sail.federation.algebra
Class NaryTupleOperator

java.lang.Object
  org.openrdf.query.algebra.QueryModelNodeBase
      org.openrdf.sail.federation.algebra.NaryOperator<TupleExpr>
          org.openrdf.sail.federation.algebra.NaryTupleOperator

All Implemented Interfaces:

Cloneable, QueryModelNode, TupleExpr

Direct Known Subclasses:

NaryJoin

public abstract class NaryTupleOperator
extends NaryOperator<TupleExpr>
implements TupleExpr

An abstract superclass for n-ary tuple operators which have one or more arguments.

Constructor Summary

NaryTupleOperator()

NaryTupleOperator(List<? extends TupleExpr> args)
Creates a new n-ary tuple operator.

NaryTupleOperator(TupleExpr... args)
Creates a new n-ary tuple operator.

Method Summary

NaryTupleOperator	clone()
Set<String>	getAssuredBindingNames()
Set<String>	getBindingNames()

Methods inherited from class org.openrdf.sail.federation.algebra.NaryOperator

addArg, addArgs, getArg, getArgs, getNumberOfArguments, removeArg, replaceChildNode, setArg, setArgs, visitChildren

Methods inherited from class org.openrdf.query.algebra.QueryModelNodeBase

getParentNode, getSignature, replaceWith, setParentNode, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.openrdf.query.algebra.QueryModelNode

getParentNode, getSignature, replaceChildNode, replaceWith, setParentNode, toString, visit, visitChildren

Constructor Detail

NaryTupleOperator

public NaryTupleOperator()

NaryTupleOperator

public NaryTupleOperator(TupleExpr... args)

Creates a new n-ary tuple operator.

NaryTupleOperator

public NaryTupleOperator(List<? extends TupleExpr> args)

Creates a new n-ary tuple operator.

Method Detail

getBindingNames

public Set<String> getBindingNames()

Specified by:

getBindingNames in interface TupleExpr

getAssuredBindingNames

public Set<String> getAssuredBindingNames()

Specified by:

getAssuredBindingNames in interface TupleExpr

clone

public NaryTupleOperator clone()

Specified by:

clone in interface QueryModelNode

Specified by:

clone in interface TupleExpr

Overrides:

clone in class NaryOperator<TupleExpr>