/*
* Copyright 2012 LinkedIn, 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 com.linkedin.parseq.internal;
/**
* @author Chris Pettitt (cpettitt@linkedin.com)
*/
public class ArgumentUtil {
private ArgumentUtil() {
}
public static void requireNotNull(final Object obj, final String name) {
if (obj == null) {
throw new NullPointerException(name + " must not be null");
}
}
public static void requireNotEmpty(final String str, final String name) {
requireNotNull(str, name);
if (str.isEmpty()) {
throw new IllegalArgumentException(name + " is an empty string");
}
}
public static void requirePositive(final int n, final String name) {
if (n <= 0) {
throw new IllegalArgumentException(name + " must be a positive integer numebr, but is: " + n);
}
}
}