001 /* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017 package org.apache.commons.math.random; 018 import java.util.Random; 019 020 /** 021 * Dummy AbstractRandomGenerator concrete subclass that just wraps a 022 * java.util.Random instance. Used by AbstractRandomGeneratorTest to test 023 * default implementations in AbstractRandomGenerator. 024 * 025 * @version $Revision: 780933 $ $Date: 2009-06-02 00:39:12 -0400 (Tue, 02 Jun 2009) $ 026 */ 027 public class TestRandomGenerator extends AbstractRandomGenerator { 028 029 private Random random = new Random(); 030 031 @Override 032 public void setSeed(long seed) { 033 clear(); 034 random.setSeed(seed); 035 } 036 037 @Override 038 public double nextDouble() { 039 return random.nextDouble(); 040 } 041 042 }