CodecOutputListBenchmark Class — netty Architecture

Source Code

microbench/src/main/java/io/netty/handler/codec/CodecOutputListBenchmark.java lines 29–70

@State(Scope.Benchmark)
public class CodecOutputListBenchmark extends AbstractMicrobenchmark {

    private static final Object ELEMENT = new Object();
    private CodecOutputList codecOutputList;
    private RecyclableArrayList recycleableArrayList;
    private List<Object> arrayList;

    @Param({ "1", "4" })
    public int elements;

    @TearDown
    public void destroy() {
        codecOutputList.recycle();
        recycleableArrayList.recycle();
    }

    @Benchmark
    public void codecOutList() {
        codecOutputList = CodecOutputList.newInstance();
        benchmarkAddAndClear(codecOutputList, elements);
    }

    @Benchmark
    public void recyclableArrayList() {
        recycleableArrayList = RecyclableArrayList.newInstance(16);
        benchmarkAddAndClear(recycleableArrayList, elements);
    }

    @Benchmark
    public void arrayList() {
        arrayList = new ArrayList<Object>(16);
        benchmarkAddAndClear(arrayList, elements);
    }

    private static void benchmarkAddAndClear(List<Object> list, int elements) {
        for (int i = 0; i < elements; i++) {
            list.add(ELEMENT);
        }
        list.clear();
    }
}