/*
* Copyright 2010 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* License for the specific language governing permissions and limitations under
* the License.
*/
package elemental.util;
import elemental.util.ArrayOfNumber;
/**
* A comparison function which imposes total ordering on a set of numbers.
*
* @see ArrayOfNumber#sort(CanCompareNumber)
*/
public interface CanCompareNumber {
/**
* Compares its two arguments for order.
*
* @param a the first number to be compared
* @param b the second number to be compared
* @return a negative integer, zero, or a positive integer as the first
* argument is less than, equal to, or greater than the second
*/
int compare(double a, double b);
}