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 */
017package org.apache.commons.rng.simple.internal;
018
019/**
020 * Creates a {@code long[]} from an {@code int[]}.
021 *
022 * <p>Note: From version 1.5 this conversion uses the int bytes to compose the long bytes
023 * in little-endian order.
024 * The output {@code long[]} can be converted back using {@link LongArray2IntArray}.
025 *
026 * @since 1.0
027 */
028public class IntArray2LongArray implements SeedConverter<int[], long[]> {
029    /** {@inheritDoc} */
030    @Override
031    public long[] convert(int[] seed) {
032        // Full length conversion
033        return Conversions.intArray2LongArray(seed, Conversions.longSizeFromIntSize(seed.length));
034    }
035}