TupleComparator

java.lang.Object

com.semedy.reasoner.edb.ramstore.TupleComparator

All Implemented Interfaces:: TupleBufferComparator

public class TupleComparator extends Object implements TupleBufferComparator

Constructor Summary

Constructors

Constructor

Description

TupleComparator(int arity)
Method Summary

Modifier and Type

Method

Description

int

compare(TupleBuffer buffer1, long[] buffer2)

compare a buffer with a tuple as array

int

compare(TupleBuffer buffer1, TupleBuffer buffer2)

compare two buffers

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

Constructor Details
- TupleComparator
  
  public TupleComparator(int arity)
Method Details
- compare
  
  public int compare(TupleBuffer buffer1, TupleBuffer buffer2)
  
  Description copied from interface: TupleBufferComparator
  
  compare two buffers
  
  Specified by:
  
  compare in interface TupleBufferComparator
  
  Returns:
  
  -1 if tuple1 < tuple2, 0 if tuple1 = tuple2, 1 if tuple1 > tuple2
- compare
  
  public int compare(TupleBuffer buffer1, long[] buffer2)
  
  Description copied from interface: TupleBufferComparator
  
  compare a buffer with a tuple as array
  
  Specified by:
  
  compare in interface TupleBufferComparator
  
  Returns:
  
  -1 if tuple1 < tuple2, 0 if tuple1 = tuple2, 1 if tuple1 > tuple2