/**
* Copyright 2009 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
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package org.waveprotocol.wave.model.util;
/**
* An integer range.
*
* A pair of integers with additional constraint that start must be less than or
* equal to end.
*
*/
public final class IntRange extends IntPair {
/**
* Constructs an integer range.
*
* @param start start of the range.
* @param end end of the range, must be greater than or equal to start.
*/
public IntRange(int start, int end) {
super(start, end);
Preconditions.checkArgument(start <= end, "Start of range must be <= end");
}
public IntRange(int collapsedAt) {
super(collapsedAt, collapsedAt);
}
}