1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 package org.apache.commons.rng.simple.internal; 18 19 import org.apache.commons.rng.core.util.NumberFactory; 20 21 /** 22 * Creates an {@code int[]} from a {@code long[]}. 23 * 24 * @since 1.0 25 */ 26 public class LongArray2IntArray implements SeedConverter<long[], int[]> { 27 /** {@inheritDoc} */ 28 @Override 29 public int[] convert(long[] seed) { 30 final int[] out = new int[seed.length * 2]; 31 for (int i = 0; i < seed.length; i++) { 32 final long current = seed[i]; 33 out[i] = NumberFactory.extractLo(current); 34 out[seed.length + i] = NumberFactory.extractHi(current); 35 } 36 37 return out; 38 } 39 }