How to use

convert

method

in

org.apache.jena.sparql.resultset.ResultSetCompare

/** compare two result sets for exact equality equivalence.
 * Exact equalitymeans:
 * Each row in rs1 matches the same index row in rs2.
 * Rows match if they have the same variables with the same values, 
 * bNodes must have same labels  
 * 
 * Destructive - rs1 and rs2 are both read, possibly to exhaustion. 
 * @param rs1 
 * @param rs2
 * @return true if they are equivalent
 */
public static boolean equalsExact(ResultSet rs1, ResultSet rs2)
{
  if ( ! compareHeader(rs1, rs2) ) return false ;
  return equivalentByOrder(convert(rs1) , convert(rs2), new EqualityTest(){}) ;
}

/** compare two result sets for equivalence.  Equivalence means:
 * Each row in rs1 matchs the same index row in rs2.
 * Rows match if they have the same variables with the same values, 
 * bNodes must map to a consistent other bNodes.  
 * RDF term comparisons of nodes.   
 * 
 * Destructive - rs1 and rs2 are both read, possibly to exhaustion. 
 * @param rs1 
 * @param rs2
 * @return true if they are equivalent
 */
public static boolean equalsByTermAndOrder(ResultSet rs1, ResultSet rs2) {
  if ( ! compareHeader(rs1, rs2) ) return false ;
  return equivalentByOrder(convert(rs1) , convert(rs2), new BNodeIso(NodeUtils.sameTerm)) ;
}

/** Compare two result sets for equivalence.  Equivalence means:
 * Each row in rs1 matches the same index row in rs2.
 * Rows match if they have the same variables with the same values, 
 * bNodes must map to a consistent other bNodes.  
 * Value comparisons of nodes.   
 * 
 * Destructive - rs1 and rs2 are both read, possibly to exhaustion. 
 * @param rs1 
 * @param rs2
 * @return true if they are equivalent
 */
public static boolean equalsByValueAndOrder(ResultSet rs1, ResultSet rs2) {
  if ( ! compareHeader(rs1, rs2) ) 
    return false ;
  return equivalentByOrder(convert(rs1) , convert(rs2), new BNodeIso(NodeUtils.sameValue)) ;
}

/** Compare two result sets for equivalence.  Equivalence means:
 * A row rs1 has one matching row in rs2, and vice versa.
 * A row is only matched once.
 * Rows match if they have the same variables with the same values. 
 * bNodes must map to a consistent other bNodes.  Value comparisons of nodes.   
 * 
 * Destructive - rs1 and rs2 are both read, possibly to exhaustion. 
 * @param rs1 
 * @param rs2
 * @return true if they are equivalent
 */

public static boolean equalsByValue(ResultSet rs1, ResultSet rs2) {
  if ( ! compareHeader(rs1, rs2) ) return false ;
  
  //return equivalent(convert(rs1), convert(rs2), new BNodeIso(NodeUtils.sameValue)) ;
  
  ResultSetRewindable rs1a = ResultSetFactory.makeRewindable(rs1) ;
  ResultSetRewindable rs2a = ResultSetFactory.makeRewindable(rs2) ;
  
  if ( equivalent(convert(rs1a), convert(rs2a), new BNodeIso(NodeUtils.sameValue)) )
    return true ;
  rs1a.reset() ;    
  rs2a.reset() ;
  return isomorphic(rs1a, rs2a) ;
}

/** compare two result sets for equivalence.  Equivalence means:
 * A row rs1 has one matching row in rs2, and vice versa.
 * A row is only matched once.
 * Rows match if they have the same variables with the same values, 
 * bNodes must map to a consistent other bNodes.  
 * Term comparisons of nodes.   
 * 
 * Destructive - rs1 and rs2 are both read, possibly to exhaustion. 
 * @param rs1 
 * @param rs2
 * @return true if they are equivalent
 */
public static boolean equalsByTerm(ResultSet rs1, ResultSet rs2) {
  if ( ! compareHeader(rs1, rs2) ) return false ;
  //return equivalent(convert(rs1), convert(rs2), new BNodeIso(NodeUtils.sameTerm)) ;
  ResultSetRewindable rs1a = ResultSetFactory.makeRewindable(rs1) ;
  ResultSetRewindable rs2a = ResultSetFactory.makeRewindable(rs2) ;
  
  // Aligned rows
  if ( equivalent(convert(rs1a), convert(rs2a), new BNodeIso(NodeUtils.sameTerm)) )
    return true ;
  rs1a.reset() ;    
  rs2a.reset() ;
  return isomorphic(rs1a, rs2a) ;
}