ElementTransformer (Apache Jena ARQ)

java.lang.Object

org.apache.jena.sparql.syntax.syntaxtransform.ElementTransformer

public class ElementTransformer extends Object

A bottom-up application of a transformation of SPARQL syntax Elements. QueryTransformOps.transform(org.apache.jena.query.Query, java.util.Map<org.apache.jena.sparql.core.Var, ? extends org.apache.jena.graph.Node>) provides the mechanism to apply to a Query.

See Also:

Method Summary

Modifier and Type

Method

Description

static ElementTransformer

get()

Get the current transformer

static void

set(ElementTransformer value)

Set the current transformer - use with care

static Element

transform(Element element, ElementTransform transform)

Transform an algebra expression

static Element

transform(Element element, ElementTransform transform, ExprTransform exprTransform)

Transformation with specific ElementTransform and ExprTransform

static Element

transform(Element element, ElementTransform transform, ExprTransform exprTransform, ElementVisitor beforeVisitor, ElementVisitor afterVisitor)

Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details
- get
  
  public static ElementTransformer get()
  
  Get the current transformer
- set
  
  public static void set(ElementTransformer value)
  
  Set the current transformer - use with care
- transform
  
  public static Element transform(Element element, ElementTransform transform)
  
  Transform an algebra expression
- transform
  
  public static Element transform(Element element, ElementTransform transform, ExprTransform exprTransform)
  
  Transformation with specific ElementTransform and ExprTransform
- transform
  
  public static Element transform(Element element, ElementTransform transform, ExprTransform exprTransform, ElementVisitor beforeVisitor, ElementVisitor afterVisitor)