com.couchbase.client.deps.io.netty.util.internal.ObjectUtil Maven / Gradle / Ivy

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The official Couchbase JVM Core IO Library

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/*
 * Copyright 2014 The Netty Project
 *
 * The Netty Project 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 com.couchbase.client.deps.io.netty.util.internal;

/**
 * A grab-bag of useful utility methods.
 */
public final class ObjectUtil {

    private ObjectUtil() {
    }

    /**
     * Checks that the given argument is not null. If it is, throws {@link NullPointerException}.
     * Otherwise, returns the argument.
     */
    public static  T checkNotNull(T arg, String text) {
        if (arg == null) {
            throw new NullPointerException(text);
        }
        return arg;
    }
}