content: /*
   *  Licensed to the Apache Software Foundation (ASF) under one
   *  or more contributor license agreements.  See the NOTICE file
   *  distributed with this work for additional information
   *  regarding copyright ownership.  The ASF 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 harry.generators;
  
  import java.util.Random;
  
  public class JdkRandomEntropySource implements EntropySource
  {
      private final Random rng;
  
      public JdkRandomEntropySource(long seed)
      {
          this(new Random(seed));
      }
  
      public JdkRandomEntropySource(Random rng)
      {
          this.rng = rng;
      }
  
      public long next()
      {
          return rng.nextLong();
      }
  
      public void seed(long seed)
      {
          rng.setSeed(seed);
      }
  
      public EntropySource derive()
      {
          return new JdkRandomEntropySource(new Random(rng.nextLong()));
      }
  
      public int nextInt()
      {
          return rng.nextInt();
      }
  
      public int nextInt(int max)
      {
          return rng.nextInt(max);
      }
  
      public int nextInt(int min, int max)
      {
          return rng.nextInt(max) + min;
      }
  
      public long nextLong()
      {
          return rng.nextLong();
      }
  
      public float nextFloat()
      {
          return rng.nextFloat();
      }
  
      public boolean nextBoolean()
      {
          return rng.nextBoolean();
      }
  }
  