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Java implementation of a concurrent trie hash map from Scala collections library

There is a newer version: 1.3.2

/*
 * (C) Copyright 2018 Pantheon Technologies, s.r.o. and others.
 *
 * 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 tech.pantheon.triemap;

import org.eclipse.jdt.annotation.NonNull;
import org.eclipse.jdt.annotation.Nullable;

final class VerifyException extends RuntimeException {
    private static final long serialVersionUID = 1L;

    private VerifyException() {

    }

    VerifyException(final String format, final Object... args) {
        super(String.format(format, args));
    }

    static void throwIf(final boolean expression) {
        if (expression) {
            throw new VerifyException();
        }
    }

    static void throwIf(final boolean expresison, final String format, final Object... args) {
        if (expresison) {
            throw new VerifyException(format, args);
        }
    }

    static  @NonNull T throwIfNull(final @Nullable T obj) {
        if (obj == null) {
            throw new VerifyException();
        }
        return obj;
    }

    static  @NonNull T throwIfNull(final @Nullable T obj, final String format, final Object... args) {
        if (obj == null) {
            throw new VerifyException(format, args);
        }
        return obj;
    }
}