NaryJoinArgumentsComparator (Eclipse RDF4J 4.3.2)

java.lang.Object
- org.eclipse.rdf4j.federated.optimizer.NaryJoinArgumentsComparator

All Implemented Interfaces:

Comparator<TupleExpr>
```
public class NaryJoinArgumentsComparator
extends Object
implements Comparator<TupleExpr>
```
Comparator: partial order: OwnedStatementSourcePatternGroup -> OwnedStatementSourcePattern -> StatementSourcePattern

Author:

Andreas

- Constructor Summary
  
  Constructors
  Constructor Description
  
  NaryJoinArgumentsComparator()
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  int compare(TupleExpr a, TupleExpr b)
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
  - Methods inherited from interface java.util.Comparator
    equals, reversed, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Constructor Detail
- NaryJoinArgumentsComparator
```
public NaryJoinArgumentsComparator()
```

Method Detail

compare

public int compare(TupleExpr a,
                   TupleExpr b)

Specified by:: compare in interface Comparator<TupleExpr>