Package org.apache.jena.sparql.algebra.optimize

Class TransformRemoveAssignment

java.lang.Object

org.apache.jena.sparql.algebra.TransformCopy

org.apache.jena.sparql.algebra.optimize.TransformRemoveAssignment

All Implemented Interfaces:

Transform

public class TransformRemoveAssignment
extends TransformCopy

A transform capable of removing assignments from the algebra tree

Field Summary

Fields inherited from class org.apache.jena.sparql.algebra.TransformCopy

COPY_ALWAYS, COPY_ONLY_ON_CHANGE

Constructor Summary

Constructors

Constructor	Description
TransformRemoveAssignment(Var var, Expr expr)
TransformRemoveAssignment(Var var, Expr expr, boolean topmostOnly)

Method Summary

Modifier and Type	Method	Description
Op	transform(OpAssign opAssign, Op subOp)
Op	transform(OpExtend opExtend, Op subOp)
Op	transform(OpProject opProject, Op subOp)

Methods inherited from class org.apache.jena.sparql.algebra.TransformCopy

transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform

Methods inherited from class java.lang.Object

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

Constructor Detail

TransformRemoveAssignment

public TransformRemoveAssignment(Var var,
                                 Expr expr,
                                 boolean topmostOnly)

TransformRemoveAssignment

public TransformRemoveAssignment(Var var,
                                 Expr expr)

Method Detail

transform

public Op transform(OpAssign opAssign,
                    Op subOp)

Specified by:

transform in interface Transform

Overrides:

transform in class TransformCopy

transform

public Op transform(OpExtend opExtend,
                    Op subOp)

Specified by:

transform in interface Transform

Overrides:

transform in class TransformCopy

transform

public Op transform(OpProject opProject,
                    Op subOp)

Specified by:

transform in interface Transform

Overrides:

transform in class TransformCopy