Example usage for io.netty.util ReferenceCountUtil release

Introduction

In this page you can find the example usage for io.netty.util ReferenceCountUtil release.

Prototype

public static boolean release(Object msg) 

Source Link

Document

Try to call ReferenceCounted#release() if the specified message implements ReferenceCounted .

Usage

From source file:com.couchbase.client.core.endpoint.binary.BinaryHandlerTest.java

License:Open Source License

@Test
public void shouldDecodeGetNotFoundResponse() throws Exception {
    ByteBuf content = Unpooled.copiedBuffer("Not Found", CharsetUtil.UTF_8);
    FullBinaryMemcacheResponse response = new DefaultFullBinaryMemcacheResponse("key", Unpooled.EMPTY_BUFFER,
            content.copy());//from w w  w.  ja  va  2s  . com
    response.setStatus(BinaryMemcacheResponseStatus.KEY_ENOENT);

    GetRequest requestMock = mock(GetRequest.class);
    when(requestMock.bucket()).thenReturn("bucket");
    queue.add(requestMock);
    channel.writeInbound(response);
    channel.readInbound();

    latch.await(1, TimeUnit.SECONDS);
    assertEquals(1, firedEvents.size());
    GetResponse inbound = (GetResponse) firedEvents.get(0);
    assertEquals(ResponseStatus.NOT_EXISTS, inbound.status());
    assertEquals("bucket", inbound.bucket());
    assertEquals(0, inbound.cas());
    assertEquals(0, inbound.flags());
    assertEquals("Not Found", inbound.content().toString(CharsetUtil.UTF_8));
    assertTrue(queue.isEmpty());

    ReferenceCountUtil.release(content);
}

---

From source file:com.couchbase.client.core.endpoint.binary.BinaryHandlerTest.java

License:Open Source License

@Test
public void shouldDecodeReplicaGetResponse() throws Exception {
    ByteBuf content = Unpooled.copiedBuffer("content", CharsetUtil.UTF_8);
    FullBinaryMemcacheResponse response = new DefaultFullBinaryMemcacheResponse("key", Unpooled.EMPTY_BUFFER,
            content.copy());//  w  ww .  j  av  a2  s. co  m
    response.setCAS(123456789L);
    response.setExtras(Unpooled.buffer().writeInt(123));
    response.setExtrasLength((byte) 4);

    ReplicaGetRequest requestMock = mock(ReplicaGetRequest.class);
    when(requestMock.bucket()).thenReturn("bucket");
    queue.add(requestMock);
    channel.writeInbound(response);
    channel.readInbound();

    latch.await(1, TimeUnit.SECONDS);
    assertEquals(1, firedEvents.size());
    GetResponse inbound = (GetResponse) firedEvents.get(0);
    assertEquals(ResponseStatus.SUCCESS, inbound.status());
    assertEquals("bucket", inbound.bucket());
    assertEquals(123456789L, inbound.cas());
    assertEquals(123, inbound.flags());
    assertEquals("content", inbound.content().toString(CharsetUtil.UTF_8));
    assertTrue(queue.isEmpty());

    ReferenceCountUtil.release(content);
}

---

From source file:com.couchbase.client.core.endpoint.binary.BinaryHandlerTest.java

License:Open Source License

@Test
public void shouldDecodeGetBucketConfigResponse() throws Exception {
    ByteBuf content = Unpooled.copiedBuffer("content", CharsetUtil.UTF_8);
    FullBinaryMemcacheResponse response = new DefaultFullBinaryMemcacheResponse("key", Unpooled.EMPTY_BUFFER,
            content.copy());/*from   w ww.  j av a  2 s.c o m*/

    GetBucketConfigRequest requestMock = mock(GetBucketConfigRequest.class);
    when(requestMock.bucket()).thenReturn("bucket");
    when(requestMock.hostname()).thenReturn(InetAddress.getLocalHost());
    queue.add(requestMock);
    channel.writeInbound(response);
    channel.readInbound();

    latch.await(1, TimeUnit.SECONDS);
    assertEquals(1, firedEvents.size());
    GetBucketConfigResponse inbound = (GetBucketConfigResponse) firedEvents.get(0);
    assertEquals(ResponseStatus.SUCCESS, inbound.status());
    assertEquals("bucket", inbound.bucket());
    assertEquals(InetAddress.getLocalHost(), inbound.hostname());
    assertEquals("content", inbound.content().toString(CharsetUtil.UTF_8));
    assertTrue(queue.isEmpty());

    ReferenceCountUtil.release(content);
}

---

From source file:com.couchbase.client.core.endpoint.kv.KeyValueHandlerTest.java

License:Apache License

@Test
public void shouldEncodeInsertRequest() {
    ByteBuf content = Unpooled.copiedBuffer("content", CharsetUtil.UTF_8);

    InsertRequest request = new InsertRequest("key", content.copy(), "bucket");
    request.partition((short) 512);
    channel.writeOutbound(request);/* w  w w  .  j a  v a 2s  . com*/
    FullBinaryMemcacheRequest outbound = (FullBinaryMemcacheRequest) channel.readOutbound();
    assertNotNull(outbound);
    assertEquals("key", new String(outbound.getKey(), CHARSET));
    assertEquals("key".length(), outbound.getKeyLength());
    assertEquals(512, outbound.getReserved());
    assertEquals(KeyValueHandler.OP_INSERT, outbound.getOpcode());
    assertEquals(8, outbound.getExtrasLength());
    assertEquals(0, outbound.getExtras().readInt());
    assertEquals(0, outbound.getExtras().readInt());
    assertEquals(18, outbound.getTotalBodyLength());
    assertEquals(0, outbound.getCAS());
    assertEquals("content", outbound.content().toString(CharsetUtil.UTF_8));
    ReferenceCountUtil.releaseLater(outbound);

    request = new InsertRequest("key", content.copy(), 10, 0, "bucket");
    request.partition((short) 512);
    channel.writeOutbound(request);
    outbound = (FullBinaryMemcacheRequest) channel.readOutbound();
    assertNotNull(outbound);
    assertEquals("key", new String(outbound.getKey(), CHARSET));
    assertEquals("key".length(), outbound.getKeyLength());
    assertEquals(512, outbound.getReserved());
    assertEquals(KeyValueHandler.OP_INSERT, outbound.getOpcode());
    assertEquals(8, outbound.getExtrasLength());
    assertEquals(0, outbound.getExtras().readInt());
    assertEquals(10, outbound.getExtras().readInt());
    assertEquals(18, outbound.getTotalBodyLength());
    assertEquals("content", outbound.content().toString(CharsetUtil.UTF_8));
    ReferenceCountUtil.releaseLater(outbound);

    request = new InsertRequest("key", content.copy(), 0, 5, "bucket");
    request.partition((short) 512);
    channel.writeOutbound(request);
    outbound = (FullBinaryMemcacheRequest) channel.readOutbound();
    assertNotNull(outbound);
    assertEquals("key", new String(outbound.getKey(), CHARSET));
    assertEquals("key".length(), outbound.getKeyLength());
    assertEquals(512, outbound.getReserved());
    assertEquals(KeyValueHandler.OP_INSERT, outbound.getOpcode());
    assertEquals(8, outbound.getExtrasLength());
    assertEquals(5, outbound.getExtras().readInt());
    assertEquals(0, outbound.getExtras().readInt());
    assertEquals(18, outbound.getTotalBodyLength());
    assertEquals("content", outbound.content().toString(CharsetUtil.UTF_8));
    ReferenceCountUtil.releaseLater(outbound);

    request = new InsertRequest("key", content.copy(), 30, 99, "bucket");
    request.partition((short) 512);
    channel.writeOutbound(request);
    outbound = (FullBinaryMemcacheRequest) channel.readOutbound();
    assertNotNull(outbound);
    assertEquals("key", new String(outbound.getKey(), CHARSET));
    assertEquals("key".length(), outbound.getKeyLength());
    assertEquals(512, outbound.getReserved());
    assertEquals(KeyValueHandler.OP_INSERT, outbound.getOpcode());
    assertEquals(8, outbound.getExtrasLength());
    assertEquals(99, outbound.getExtras().readInt());
    assertEquals(30, outbound.getExtras().readInt());
    assertEquals(18, outbound.getTotalBodyLength());
    assertEquals("content", outbound.content().toString(CharsetUtil.UTF_8));
    ReferenceCountUtil.releaseLater(outbound);

    ReferenceCountUtil.release(content);
}

---

From source file:com.couchbase.client.core.endpoint.kv.KeyValueHandlerTest.java

License:Apache License

@Test
public void shouldEncodeUpsertRequest() {
    ByteBuf content = Unpooled.copiedBuffer("content", CharsetUtil.UTF_8);

    UpsertRequest request = new UpsertRequest("key", content.copy(), "bucket");
    request.partition((short) 512);
    channel.writeOutbound(request);/* w  ww.  j a  v a 2s  .c om*/
    FullBinaryMemcacheRequest outbound = (FullBinaryMemcacheRequest) channel.readOutbound();
    assertNotNull(outbound);
    assertEquals("key", new String(outbound.getKey(), CHARSET));
    assertEquals("key".length(), outbound.getKeyLength());
    assertEquals(512, outbound.getReserved());
    assertEquals(KeyValueHandler.OP_UPSERT, outbound.getOpcode());
    assertEquals(8, outbound.getExtrasLength());
    assertEquals(0, outbound.getExtras().readInt());
    assertEquals(0, outbound.getExtras().readInt());
    assertEquals(18, outbound.getTotalBodyLength());
    assertEquals(0, outbound.getCAS());
    assertEquals("content", outbound.content().toString(CharsetUtil.UTF_8));
    ReferenceCountUtil.releaseLater(outbound);

    request = new UpsertRequest("key", content.copy(), 10, 0, "bucket");
    request.partition((short) 512);
    channel.writeOutbound(request);
    outbound = (FullBinaryMemcacheRequest) channel.readOutbound();
    assertNotNull(outbound);
    assertEquals("key", new String(outbound.getKey(), CHARSET));
    assertEquals("key".length(), outbound.getKeyLength());
    assertEquals(512, outbound.getReserved());
    assertEquals(KeyValueHandler.OP_UPSERT, outbound.getOpcode());
    assertEquals(8, outbound.getExtrasLength());
    assertEquals(0, outbound.getExtras().readInt());
    assertEquals(10, outbound.getExtras().readInt());
    assertEquals(18, outbound.getTotalBodyLength());
    assertEquals("content", outbound.content().toString(CharsetUtil.UTF_8));
    ReferenceCountUtil.releaseLater(outbound);

    request = new UpsertRequest("key", content.copy(), 0, 5, "bucket");
    request.partition((short) 512);
    channel.writeOutbound(request);
    outbound = (FullBinaryMemcacheRequest) channel.readOutbound();
    assertNotNull(outbound);
    assertEquals("key", new String(outbound.getKey(), CHARSET));
    assertEquals("key".length(), outbound.getKeyLength());
    assertEquals(512, outbound.getReserved());
    assertEquals(KeyValueHandler.OP_UPSERT, outbound.getOpcode());
    assertEquals(8, outbound.getExtrasLength());
    assertEquals(5, outbound.getExtras().readInt());
    assertEquals(0, outbound.getExtras().readInt());
    assertEquals(18, outbound.getTotalBodyLength());
    assertEquals("content", outbound.content().toString(CharsetUtil.UTF_8));
    ReferenceCountUtil.releaseLater(outbound);

    request = new UpsertRequest("key", content.copy(), 30, 99, "bucket");
    request.partition((short) 512);
    channel.writeOutbound(request);
    outbound = (FullBinaryMemcacheRequest) channel.readOutbound();
    assertNotNull(outbound);
    assertEquals("key", new String(outbound.getKey(), CHARSET));
    assertEquals("key".length(), outbound.getKeyLength());
    assertEquals(512, outbound.getReserved());
    assertEquals(KeyValueHandler.OP_UPSERT, outbound.getOpcode());
    assertEquals(8, outbound.getExtrasLength());
    assertEquals(99, outbound.getExtras().readInt());
    assertEquals(30, outbound.getExtras().readInt());
    assertEquals(18, outbound.getTotalBodyLength());
    assertEquals("content", outbound.content().toString(CharsetUtil.UTF_8));
    ReferenceCountUtil.releaseLater(outbound);

    ReferenceCountUtil.release(content);
}

---

From source file:com.couchbase.client.core.endpoint.kv.KeyValueHandlerTest.java

License:Apache License

@Test
public void shouldEncodeReplaceRequest() {
    ByteBuf content = Unpooled.copiedBuffer("content", CharsetUtil.UTF_8);

    ReplaceRequest request = new ReplaceRequest("key", content.copy(), "bucket");
    request.partition((short) 512);
    channel.writeOutbound(request);/*from ww  w  .  j  a v  a  2s.c o m*/
    FullBinaryMemcacheRequest outbound = (FullBinaryMemcacheRequest) channel.readOutbound();
    assertNotNull(outbound);
    assertEquals("key", new String(outbound.getKey(), CHARSET));
    assertEquals("key".length(), outbound.getKeyLength());
    assertEquals(512, outbound.getReserved());
    assertEquals(KeyValueHandler.OP_REPLACE, outbound.getOpcode());
    assertEquals(8, outbound.getExtrasLength());
    assertEquals(0, outbound.getExtras().readInt());
    assertEquals(0, outbound.getExtras().readInt());
    assertEquals(18, outbound.getTotalBodyLength());
    assertEquals(0, outbound.getCAS());
    assertEquals("content", outbound.content().toString(CharsetUtil.UTF_8));
    ReferenceCountUtil.releaseLater(outbound);

    request = new ReplaceRequest("key", content.copy(), 0, 10, 0, "bucket");
    request.partition((short) 512);
    channel.writeOutbound(request);
    outbound = (FullBinaryMemcacheRequest) channel.readOutbound();
    assertNotNull(outbound);
    assertEquals("key", new String(outbound.getKey(), CHARSET));
    assertEquals("key".length(), outbound.getKeyLength());
    assertEquals(512, outbound.getReserved());
    assertEquals(KeyValueHandler.OP_REPLACE, outbound.getOpcode());
    assertEquals(8, outbound.getExtrasLength());
    assertEquals(0, outbound.getExtras().readInt());
    assertEquals(10, outbound.getExtras().readInt());
    assertEquals(18, outbound.getTotalBodyLength());
    assertEquals("content", outbound.content().toString(CharsetUtil.UTF_8));
    ReferenceCountUtil.releaseLater(outbound);

    request = new ReplaceRequest("key", content.copy(), 0, 0, 5, "bucket");
    request.partition((short) 512);
    channel.writeOutbound(request);
    outbound = (FullBinaryMemcacheRequest) channel.readOutbound();
    assertNotNull(outbound);
    assertEquals("key", new String(outbound.getKey(), CHARSET));
    assertEquals("key".length(), outbound.getKeyLength());
    assertEquals(512, outbound.getReserved());
    assertEquals(KeyValueHandler.OP_REPLACE, outbound.getOpcode());
    assertEquals(8, outbound.getExtrasLength());
    assertEquals(5, outbound.getExtras().readInt());
    assertEquals(0, outbound.getExtras().readInt());
    assertEquals(18, outbound.getTotalBodyLength());
    assertEquals("content", outbound.content().toString(CharsetUtil.UTF_8));
    ReferenceCountUtil.releaseLater(outbound);

    request = new ReplaceRequest("key", content.copy(), 0, 30, 99, "bucket");
    request.partition((short) 512);
    channel.writeOutbound(request);
    outbound = (FullBinaryMemcacheRequest) channel.readOutbound();
    assertNotNull(outbound);
    assertEquals("key", new String(outbound.getKey(), CHARSET));
    assertEquals("key".length(), outbound.getKeyLength());
    assertEquals(512, outbound.getReserved());
    assertEquals(KeyValueHandler.OP_REPLACE, outbound.getOpcode());
    assertEquals(8, outbound.getExtrasLength());
    assertEquals(99, outbound.getExtras().readInt());
    assertEquals(30, outbound.getExtras().readInt());
    assertEquals(18, outbound.getTotalBodyLength());
    assertEquals("content", outbound.content().toString(CharsetUtil.UTF_8));
    ReferenceCountUtil.releaseLater(outbound);

    ReferenceCountUtil.release(content);
}

---

From source file:com.couchbase.client.core.endpoint.kv.KeyValueHandlerTest.java

License:Apache License

@Test
public void shouldEncodeReplaceWithCASRequest() {
    ByteBuf content = Unpooled.copiedBuffer("content", CharsetUtil.UTF_8);
    ReplaceRequest request = new ReplaceRequest("key", content.copy(), 4234234234L, 30, 99, "bucket");
    request.partition((short) 512);
    channel.writeOutbound(request);//from ww  w .j  a v a2s  . c om
    FullBinaryMemcacheRequest outbound = (FullBinaryMemcacheRequest) channel.readOutbound();
    assertEquals(4234234234L, outbound.getCAS());
    ReferenceCountUtil.releaseLater(outbound);
    ReferenceCountUtil.release(content);
}

---

From source file:com.couchbase.client.core.endpoint.kv.KeyValueHandlerTest.java

License:Apache License

@Test
public void shouldDecodeGetBucketConfigResponse() throws Exception {
    ByteBuf content = Unpooled.copiedBuffer("content", CharsetUtil.UTF_8);
    FullBinaryMemcacheResponse response = new DefaultFullBinaryMemcacheResponse(KEY, Unpooled.EMPTY_BUFFER,
            content.copy());/*from   w w w  .  j a  v a2  s  .c om*/

    GetBucketConfigRequest requestMock = mock(GetBucketConfigRequest.class);
    when(requestMock.bucket()).thenReturn("bucket");
    when(requestMock.hostname()).thenReturn(InetAddress.getLocalHost());
    requestQueue.add(requestMock);
    channel.writeInbound(response);

    assertEquals(1, eventSink.responseEvents().size());
    GetBucketConfigResponse event = (GetBucketConfigResponse) eventSink.responseEvents().get(0).getMessage();
    assertEquals(BUCKET, event.bucket());
    assertEquals(ResponseStatus.SUCCESS, event.status());
    assertEquals(InetAddress.getLocalHost(), event.hostname());
    assertEquals("content", event.content().toString(CHARSET));

    ReferenceCountUtil.release(content);
}

---

From source file:com.couchbase.client.core.endpoint.query.QueryHandlerTest.java

License:Apache License

@Test
public void testBigChunkedResponseWithEscapedBackslashInRowObject() throws Exception {
    String response = Resources.read("chunkedResponseWithDoubleBackslashes.txt", this.getClass());
    String[] chunks = response.split("(?m)^[0-9a-f]+");

    HttpResponse responseHeader = new DefaultHttpResponse(HttpVersion.HTTP_1_1,
            new HttpResponseStatus(200, "OK"));
    responseHeader.headers().add("Transfer-Encoding", "chunked");
    responseHeader.headers().add("Content-Type", "application/json; version=1.0.0");
    Object[] httpChunks = new Object[chunks.length];
    httpChunks[0] = responseHeader;/*from w ww.  j ava2  s . c o m*/
    for (int i = 1; i < chunks.length; i++) {
        String chunk = chunks[i];
        if (i == chunks.length - 1) {
            httpChunks[i] = new DefaultLastHttpContent(Unpooled.copiedBuffer(chunk, CharsetUtil.UTF_8));
        } else {
            httpChunks[i] = new DefaultHttpContent(Unpooled.copiedBuffer(chunk, CharsetUtil.UTF_8));
        }
    }

    Subject<CouchbaseResponse, CouchbaseResponse> obs = AsyncSubject.create();
    GenericQueryRequest requestMock = mock(GenericQueryRequest.class);
    when(requestMock.observable()).thenReturn(obs);
    queue.add(requestMock);
    channel.writeInbound(httpChunks);
    GenericQueryResponse inbound = (GenericQueryResponse) obs.timeout(1, TimeUnit.SECONDS).toBlocking().last();

    final AtomicInteger found = new AtomicInteger(0);
    final AtomicInteger errors = new AtomicInteger(0);
    inbound.rows().timeout(5, TimeUnit.SECONDS).toBlocking().forEach(new Action1<ByteBuf>() {
        @Override
        public void call(ByteBuf byteBuf) {
            int rowNumber = found.incrementAndGet();
            String content = byteBuf.toString(CharsetUtil.UTF_8);
            byteBuf.release();
            assertNotNull(content);
            assertFalse(content.isEmpty());
        }
    });

    inbound.errors().timeout(5, TimeUnit.SECONDS).toBlocking().forEach(new Action1<ByteBuf>() {
        @Override
        public void call(ByteBuf buf) {
            buf.release();
            errors.incrementAndGet();
        }
    });

    //ignore signature
    ReferenceCountUtil.release(inbound.signature().timeout(5, TimeUnit.SECONDS).toBlocking().single());

    String status = inbound.queryStatus().timeout(5, TimeUnit.SECONDS).toBlocking().single();

    List<ByteBuf> metricList = inbound.info().timeout(1, TimeUnit.SECONDS).toList().toBlocking().single();
    assertEquals(1, metricList.size());
    ByteBuf metricsBuf = metricList.get(0);
    ReferenceCountUtil.releaseLater(metricsBuf);
    Map metrics = mapper.readValue(metricsBuf.toString(CharsetUtil.UTF_8), Map.class);

    assertEquals("success", status);

    assertEquals(5, found.get());
    assertEquals(0, errors.get());

    assertEquals(found.get(), metrics.get("resultCount"));
}

---

From source file:com.couchbase.client.core.utils.Buffers.java

License:Apache License

/**
 * Wrap an observable and free a reference counted item if unsubscribed in the meantime.
 *
 * This can and should be used if a hot observable is used as the source but it is not guaranteed that
 * there will always be a subscriber that consumes the reference counted item. If an item is emitted
 * by the source observable and no subscriber is attached (because it unsubscribed) the item will
 * be freed.//ww  w  . jav a2s  .c o  m
 *
 * Note that also non reference counted items can be passed in, but there is no impact other than
 * making it cold (in which case defer could be used).
 *
 * It is very important that if subscribed, the caller needs to release the reference counted item.
 * It wil only be released on behalf of the caller when unsubscribed.
 *
 * @param source the source observable to wrap.
 * @return the wrapped cold observable with refcnt release logic.
 */
public static <T> Observable<T> wrapColdWithAutoRelease(final Observable<T> source) {
    return Observable.create(new Observable.OnSubscribe<T>() {
        @Override
        public void call(final Subscriber<? super T> subscriber) {
            source.subscribe(new Subscriber<T>() {
                @Override
                public void onCompleted() {
                    if (!subscriber.isUnsubscribed()) {
                        subscriber.onCompleted();
                    }
                }

                @Override
                public void onError(Throwable e) {
                    if (!subscriber.isUnsubscribed()) {
                        subscriber.onError(e);
                    }
                }

                @Override
                public void onNext(T t) {
                    if (!subscriber.isUnsubscribed()) {
                        subscriber.onNext(t);
                    } else {
                        ReferenceCountUtil.release(t);
                    }
                }
            });
        }
    });
}

---

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