Package org.aksw.jena_sparql_api.algebra.transform

Class TransformMergeProject

java.lang.Object
org.apache.jena.sparql.algebra.TransformCopy
org.aksw.jena_sparql_api.algebra.transform.TransformMergeProject
All Implemented Interfaces:
org.apache.jena.sparql.algebra.Transform
public class TransformMergeProject extends org.apache.jena.sparql.algebra.TransformCopy
project(project(op, varsA), varsB) -> project(op, VarsB) Assumes that the op expression is valid, such that only the variables of the outer most projection need to be retained.
Author:
raven

  • Field Summary

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

    COPY_ALWAYS, COPY_ONLY_ON_CHANGE

  • Constructor Summary

    Constructors
    Constructor
    Description
    TransformMergeProject()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    static org.apache.jena.sparql.algebra.Op
    transform(org.apache.jena.sparql.algebra.Op op)
     
    org.apache.jena.sparql.algebra.Op
    transform(org.apache.jena.sparql.algebra.op.OpProject op, org.apache.jena.sparql.algebra.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, transform, transform, transform, transform, transform

    Methods inherited from class java.lang.Object

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

  • Constructor Details

    • TransformMergeProject

      public TransformMergeProject()

  • Method Details

    • transform

      public static org.apache.jena.sparql.algebra.Op transform(org.apache.jena.sparql.algebra.Op op)

    • transform

      public org.apache.jena.sparql.algebra.Op transform(org.apache.jena.sparql.algebra.op.OpProject op, org.apache.jena.sparql.algebra.Op subOp)
      Specified by:
      transform in interface org.apache.jena.sparql.algebra.Transform
      Overrides:
      transform in class org.apache.jena.sparql.algebra.TransformCopy