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+/*%0A * Copyright 2012, Facebook, Inc.%0A *%0A * Licensed under the Apache License, Version 2.0 (the %22License%22);%0A * you may not use this file except in compliance with the License.%0A * You may obtain a copy of the License at%0A *%0A *     http://www.apache.org/licenses/LICENSE-2.0%0A *%0A * Unless required by applicable law or agreed to in writing, software%0A * distributed under the License is distributed on an %22AS IS%22 BASIS,%0A * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.%0A * See the License for the specific language governing permissions and%0A * limitations under the License.%0A */%0Apackage com.facebook.LinkBench.generators;%0A%0Aimport java.util.Properties;%0Aimport java.util.Random;%0A%0Apublic interface DataGenerator %7B%0A%0A  public void init(Properties props, String keyPrefix);%0A%0A  /**%0A   * Fill the provided array with randomly generated data%0A   * @param data%0A   * @return the argument, as a convenience so that an array can be%0A   *    constructed and filled in a single statement%0A   */%0A  public byte%5B%5D fill(Random rng, byte data%5B%5D);%0A%7D%0A

Create DataGenerator.java