001    /*
002     * Copyright 2011 Christian Kumpe http://kumpe.de/christian/java
003     *
004     * Licensed under the Apache License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     *
008     *     http://www.apache.org/licenses/LICENSE-2.0
009     *
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    package de.kumpe.hadooptimizer;
017    
018    import java.io.Serializable;
019    
020    import org.apache.commons.math.random.RandomGenerator;
021    
022    /**
023     * Factory for {@link RandomGenerator}s. *
024     * 
025     * @author <a href="http://kumpe.de/christian/java">Christian Kumpe</a>
026     */
027    public interface RandomGeneratorFactory extends Serializable {
028            /**
029             * Create a new {@link RandomGenerator} with the given seed.
030             * 
031             * @param seed
032             *            the new {@link RandomGenerator}'s seed.
033             * @return the newly created {@link RandomGenerator}
034             */
035            RandomGenerator createRandomGenerator(long seed);
036    }