1 package org.apache.lucene.util;
4 * Licensed to the Apache Software Foundation (ASF) under one or more
5 * contributor license agreements. See the NOTICE file distributed with
6 * this work for additional information regarding copyright ownership.
7 * The ASF licenses this file to You under the Apache License, Version 2.0
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9 * the License. You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
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14 * distributed under the License is distributed on an "AS IS" BASIS,
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20 import java.util.Random;
23 * A random that tracks if its been initialized properly,
24 * and throws an exception if it hasn't.
26 public class SmartRandom extends Random {
29 SmartRandom(long seed) {
34 protected int next(int bits) {
36 System.err.println("!!! WARNING: test is using random from static initializer !!!");
38 // I wish, but it causes JRE crashes
39 // throw new IllegalStateException("you cannot use this random from a static initializer in your test");
41 return super.next(bits);