com.hp.hpl.jena.sparql.algebra.op
Class OpLeftJoin

java.lang.Object
  com.hp.hpl.jena.sparql.util.PrintSerializableBase
      com.hp.hpl.jena.sparql.algebra.op.OpBase
          com.hp.hpl.jena.sparql.algebra.op.Op2
              com.hp.hpl.jena.sparql.algebra.op.OpLeftJoin

All Implemented Interfaces:

Op, Named, PrintSerializable, Printable

public class OpLeftJoin
extends Op2

Method Summary

Op	apply(Transform transform, Op left, Op right)
Op2	copy(Op newLeft, Op newRight)
static Op	create(Op left, Op right, Expr expr)
static Op	create(Op left, Op right, ExprList exprs)
static OpLeftJoin	createLeftJoin(Op left, Op right, ExprList exprs) Guaranteed to return a new left join
boolean	equalTo(Op op2, NodeIsomorphismMap labelMap)
ExprList	getExprs()
String	getName()
void	visit(OpVisitor opVisitor)

Methods inherited from class com.hp.hpl.jena.sparql.algebra.op.Op2

getLeft, getRight, hashCode

Methods inherited from class com.hp.hpl.jena.sparql.algebra.op.OpBase

equals, output, output

Methods inherited from class com.hp.hpl.jena.sparql.util.PrintSerializableBase

toString, toString

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface com.hp.hpl.jena.sparql.util.PrintSerializable

toString

Method Detail

createLeftJoin

public static OpLeftJoin createLeftJoin(Op left,
                                        Op right,
                                        ExprList exprs)

Guaranteed to return a new left join

create

public static Op create(Op left,
                        Op right,
                        ExprList exprs)

create

public static Op create(Op left,
                        Op right,
                        Expr expr)

getExprs

public ExprList getExprs()

getName

public String getName()

apply

public Op apply(Transform transform,
                Op left,
                Op right)

Specified by:

apply in class Op2

visit

public void visit(OpVisitor opVisitor)

copy

public Op2 copy(Op newLeft,
                Op newRight)

Specified by:

copy in class Op2

equalTo

public boolean equalTo(Op op2,
                       NodeIsomorphismMap labelMap)

Specified by:

equalTo in interface Op

Specified by:

equalTo in class OpBase