org.apache.commons.csv.Assertions Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.commons.csv;
import java.util.Objects;
/**
* Utility class for input parameter validation.
*
* TODO Replace usage with {@link Objects} when we switch to Java 7.
*/
final class Assertions {
private Assertions() {
// can not be instantiated
}
static void notNull(final Object parameter, final String parameterName) {
if (parameter == null) {
throw new IllegalArgumentException("Parameter '" + parameterName + "' must not be null!");
}
}
}