org.jctools.util.RangeUtil Maven / Gradle / Ivy
/*
* 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.jctools.util;
@InternalAPI
public final class RangeUtil
{
public static long checkPositive(long n, String name)
{
if (n <= 0)
{
throw new IllegalArgumentException(name + ": " + n + " (expected: > 0)");
}
return n;
}
public static int checkPositiveOrZero(int n, String name)
{
if (n < 0)
{
throw new IllegalArgumentException(name + ": " + n + " (expected: >= 0)");
}
return n;
}
public static int checkLessThan(int n, int expected, String name)
{
if (n >= expected)
{
throw new IllegalArgumentException(name + ": " + n + " (expected: < " + expected + ')');
}
return n;
}
public static int checkLessThanOrEqual(int n, long expected, String name)
{
if (n > expected)
{
throw new IllegalArgumentException(name + ": " + n + " (expected: <= " + expected + ')');
}
return n;
}
public static int checkGreaterThanOrEqual(int n, int expected, String name)
{
if (n < expected)
{
throw new IllegalArgumentException(name + ": " + n + " (expected: >= " + expected + ')');
}
return n;
}
}