ComparatorHashableMultiKey (Esper Common API Documentation)

java.lang.Object

com.espertech.esper.common.internal.util.ComparatorHashableMultiKey

All Implemented Interfaces:: Comparator<HashableMultiKey>

public final class ComparatorHashableMultiKey extends Object implements Comparator<HashableMultiKey>

A comparator on multikeys. The multikeys must contain the same number of values.

Constructor Summary

Constructors

Constructor

Description

ComparatorHashableMultiKey(boolean[] isDescendingValues)

Ctor.
Method Summary

Modifier and Type

Method

Description

final int

compare(HashableMultiKey firstValues, HashableMultiKey secondValues)

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 Details
- ComparatorHashableMultiKey
  
  public ComparatorHashableMultiKey(boolean[] isDescendingValues)
  
  Ctor.
  
  Parameters:
  
  isDescendingValues - - each value is true if the corresponding (same index) entry in the multi-keys is to be sorted in descending order. The multikeys to be compared must have the same number of values as this array.
Method Details
- compare
  
  public final int compare(HashableMultiKey firstValues, HashableMultiKey secondValues)
  
  Specified by:
  
  compare in interface Comparator<HashableMultiKey>