Example usage for io.netty.buffer ByteBufHolder refCnt

Introduction

In this page you can find the example usage for io.netty.buffer ByteBufHolder refCnt.

Prototype

int refCnt();

Source Link

Document

Returns the reference count of this object.

Usage

From source file:com.linecorp.armeria.common.stream.AbstractStreamMessageTest.java

License:Apache License

@Test
public void releaseOnConsumption_HttpData() throws Exception {
    final ByteBufHttpData data = new ByteBufHttpData(newPooledBuffer(), false);
    StreamMessage<ByteBufHolder> stream = newStream(ImmutableList.of(data));

    if (stream instanceof StreamWriter) {
        ((StreamWriter<ByteBufHolder>) stream).write(data);
        ((StreamWriter<?>) stream).close();
    }/* www  .  ja v a  2  s. co  m*/
    assertThat(data.refCnt()).isEqualTo(1);

    stream.subscribe(new Subscriber<ByteBufHolder>() {
        @Override
        public void onSubscribe(Subscription subscription) {
            subscription.request(1);
        }

        @Override
        public void onNext(ByteBufHolder o) {
            assertThat(o).isNotSameAs(data);
            assertThat(o).isInstanceOf(ByteBufHttpData.class);
            assertThat(o.content()).isInstanceOf(UnpooledHeapByteBuf.class);
            assertThat(o.refCnt()).isEqualTo(1);
            assertThat(data.refCnt()).isZero();
        }

        @Override
        public void onError(Throwable throwable) {
            Exceptions.throwUnsafely(throwable);
        }

        @Override
        public void onComplete() {
            completed = true;
        }
    });
    await().untilAsserted(() -> assertThat(completed).isTrue());
}

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From source file:com.linecorp.armeria.common.stream.DefaultStreamMessageTest.java

License:Apache License

@Test
public void releaseOnConsumption_HttpData() throws Exception {
    final DefaultStreamMessage<ByteBufHolder> m = new DefaultStreamMessage<>();
    final ByteBufHttpData data = new ByteBufHttpData(newPooledBuffer(), false);

    assertThat(m.write(data)).isTrue();//from   w ww  . j  a v a 2 s. co  m
    assertThat(data.refCnt()).isEqualTo(1);

    m.subscribe(new Subscriber<ByteBufHolder>() {
        @Override
        public void onSubscribe(Subscription subscription) {
            subscription.request(1);
        }

        @Override
        public void onNext(ByteBufHolder o) {
            assertThat(o).isNotSameAs(data);
            assertThat(o).isInstanceOf(ByteBufHttpData.class);
            assertThat(o.content()).isInstanceOf(UnpooledHeapByteBuf.class);
            assertThat(o.refCnt()).isEqualTo(1);
            assertThat(data.refCnt()).isZero();
        }

        @Override
        public void onError(Throwable throwable) {
            Exceptions.throwUnsafely(throwable);
        }

        @Override
        public void onComplete() {
        }
    });
}

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