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.camel.util;
018
019import java.nio.Buffer;
020
021public final class BufferCaster {
022
023    private BufferCaster() {
024    }
025
026    /**
027     * Without this cast, when the code compiled by Java 9+ is executed on Java 8, it will throw
028     * java.lang.NoSuchMethodError: Method flip()Ljava/nio/ByteBuffer; does not exist in class java.nio.ByteBuffer This
029     * is true for other method too: we list them here for completeness: position(int), limit(int), mark(), reset(),
030     * clear() and rewind()
031     */
032    @SuppressWarnings("RedundantCast")
033    public static <T extends Buffer> Buffer cast(T byteBuffer) {
034        return (Buffer) byteBuffer;
035    }
036
037}