src/main/java/com/code_intelligence/jazzer/mutation/support/Preconditions.java


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/*
 * Copyright 2023 Code Intelligence GmbH
 *
 * 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.code_intelligence.jazzer.mutation.support;

import static java.util.Objects.requireNonNull;

public final class Preconditions {
  private Preconditions() {}

  public static void check(boolean property) {
    if (!property) {
      throw new IllegalStateException();
    }
  }

  public static void check(boolean property, String message) {
    if (!property) {
      throw new IllegalStateException(message);
    }
  }

  public static void require(boolean property) {
    if (!property) {
      throw new IllegalArgumentException();
    }
  }

  public static void require(boolean property, String message) {
    if (!property) {
      throw new IllegalArgumentException(message);
    }
  }

  public static <T> T[] requireNonNullElements(T[] array) {
    requireNonNull(array);
    for (T element : array) {
      requireNonNull(element, "array must not contain null elements");
    }
    return array;
  }
}