Example usage for io.netty.util CharsetUtil UTF_8

Introduction

In this page you can find the example usage for io.netty.util CharsetUtil UTF_8.

Prototype

Charset UTF_8

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Document

8-bit UTF (UCS Transformation Format)

Usage

From source file:com.couchbase.client.core.endpoint.config.ConfigHandlerTest.java

License:Apache License

@Test
public void shouldCloseStreamIfChannelDies() throws Exception {
    HttpResponse responseHeader = new DefaultHttpResponse(HttpVersion.HTTP_1_1,
            new HttpResponseStatus(200, "OK"));
    HttpContent responseChunk1 = new DefaultHttpContent(Unpooled.copiedBuffer("conf", CharsetUtil.UTF_8));
    HttpContent responseChunk2 = new DefaultHttpContent(Unpooled.copiedBuffer("ig\n\n\n\n", CharsetUtil.UTF_8));

    BucketStreamingRequest requestMock = mock(BucketStreamingRequest.class);
    requestQueue.add(requestMock);//w  ww . j  av  a  2s.com
    channel.writeInbound(responseHeader, responseChunk1, responseChunk2);

    assertEquals(1, eventSink.responseEvents().size());
    BucketStreamingResponse event = (BucketStreamingResponse) eventSink.responseEvents().get(0).getMessage();

    assertEquals(ResponseStatus.SUCCESS, event.status());
    assertNotNull(event.configs());
    assertNotNull(event.host());

    Observable<String> configs = event.configs();

    final CountDownLatch latch = new CountDownLatch(1);
    configs.subscribe(new Subscriber<String>() {
        @Override
        public void onCompleted() {
            latch.countDown();
        }

        @Override
        public void onError(Throwable e) {

        }

        @Override
        public void onNext(String s) {

        }
    });

    channel.pipeline().remove(handler);
    channel.disconnect().awaitUninterruptibly();
    assertTrue(latch.await(1, TimeUnit.SECONDS));
}

---

From source file:com.couchbase.client.core.endpoint.dcp.DCPConnectionHandler.java

License:Apache License

/**
 * Creates a DCP Open Connection Request.
 *
 * @param ctx the channel handler context.
 * @return a converted {@link BinaryMemcacheRequest}.
 *//*  w w  w.j ava  2 s  .co  m*/
private BinaryMemcacheRequest handleOpenConnectionRequest(final ChannelHandlerContext ctx) {
    ByteBuf extras = ctx.alloc().buffer(8);
    extras.writeInt(0) // sequence number
            .writeInt(ConnectionType.CONSUMER.flags());

    byte[] key = connectionName.getBytes(CharsetUtil.UTF_8);
    byte extrasLength = (byte) extras.readableBytes();
    short keyLength = (short) key.length;

    BinaryMemcacheRequest request = new DefaultBinaryMemcacheRequest(key, extras);
    request.setOpcode(DCPHandler.OP_OPEN_CONNECTION);
    request.setKeyLength(keyLength);
    request.setExtrasLength(extrasLength);
    request.setTotalBodyLength(keyLength + extrasLength);

    return request;
}

---

From source file:com.couchbase.client.core.endpoint.dcp.DCPConnectionHandler.java

License:Apache License

private FullBinaryMemcacheRequest controlRequest(ChannelHandlerContext ctx, ControlParameter parameter,
        String value) {//from w ww . ja  va 2  s  . c o m
    byte[] key = parameter.value().getBytes(CharsetUtil.UTF_8);
    short keyLength = (short) key.length;
    byte[] val = value.getBytes(CharsetUtil.UTF_8);
    ByteBuf body = ctx.alloc().buffer(val.length);
    body.writeBytes(val);

    FullBinaryMemcacheRequest request = new DefaultFullBinaryMemcacheRequest(key, Unpooled.EMPTY_BUFFER, body);
    request.setOpcode(DCPHandler.OP_CONTROL);
    request.setKeyLength(keyLength);
    request.setTotalBodyLength(keyLength + body.readableBytes());
    return request;
}

---

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

License:Apache License

/**
 * Handles an incoming SASL list mechanisms response and dispatches the next SASL AUTH step.
 *
 * @param ctx the handler context./* w w  w .ja  va  2 s . com*/
 * @param msg the incoming message to investigate.
 * @throws Exception if something goes wrong during negotiation.
 */
private void handleListMechsResponse(ChannelHandlerContext ctx, FullBinaryMemcacheResponse msg)
        throws Exception {
    String remote = ctx.channel().remoteAddress().toString();
    String[] supportedMechanisms = msg.content().toString(CharsetUtil.UTF_8).split(" ");
    if (supportedMechanisms.length == 0) {
        throw new AuthenticationException("Received empty SASL mechanisms list from server: " + remote);
    }

    saslClient = Sasl.createSaslClient(supportedMechanisms, null, "couchbase", remote, null, this);
    selectedMechanism = saslClient.getMechanismName();
    int mechanismLength = selectedMechanism.length();
    byte[] bytePayload = saslClient.hasInitialResponse() ? saslClient.evaluateChallenge(new byte[] {}) : null;
    ByteBuf payload = bytePayload != null ? ctx.alloc().buffer().writeBytes(bytePayload)
            : Unpooled.EMPTY_BUFFER;

    FullBinaryMemcacheRequest initialRequest = new DefaultFullBinaryMemcacheRequest(
            selectedMechanism.getBytes(CharsetUtil.UTF_8), Unpooled.EMPTY_BUFFER, payload);
    initialRequest.setOpcode(SASL_AUTH_OPCODE).setKeyLength((short) mechanismLength)
            .setTotalBodyLength(mechanismLength + payload.readableBytes());

    ChannelFuture future = ctx.writeAndFlush(initialRequest);
    future.addListener(new GenericFutureListener<Future<Void>>() {
        @Override
        public void operationComplete(Future<Void> future) throws Exception {
            if (!future.isSuccess()) {
                LOGGER.warn("Error during SASL Auth negotiation phase.", future);
            }
        }
    });
}

---

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

License:Apache License

/**
 * Handles an incoming SASL AUTH response and - if needed - dispatches the SASL STEPs.
 *
 * @param ctx the handler context./*from  ww  w.  j  a  v  a 2s . c  om*/
 * @param msg the incoming message to investigate.
 * @throws Exception if something goes wrong during negotiation.
 */
private void handleAuthResponse(ChannelHandlerContext ctx, FullBinaryMemcacheResponse msg) throws Exception {
    if (saslClient.isComplete()) {
        checkIsAuthed(msg);
        return;
    }

    byte[] response = new byte[msg.content().readableBytes()];
    msg.content().readBytes(response);
    byte[] evaluatedBytes = saslClient.evaluateChallenge(response);

    if (evaluatedBytes != null) {
        ByteBuf content;

        // This is needed against older server versions where the protocol does not
        // align on cram and plain, the else block is used for all the newer cram-sha*
        // mechanisms.
        //
        // Note that most likely this is only executed in the CRAM-MD5 case only, but
        // just to play it safe keep it for both mechanisms.
        if (selectedMechanism.equals("CRAM-MD5") || selectedMechanism.equals("PLAIN")) {
            String[] evaluated = new String(evaluatedBytes).split(" ");
            content = Unpooled.copiedBuffer(username + "\0" + evaluated[1], CharsetUtil.UTF_8);
        } else {
            content = Unpooled.wrappedBuffer(evaluatedBytes);
        }

        FullBinaryMemcacheRequest stepRequest = new DefaultFullBinaryMemcacheRequest(
                selectedMechanism.getBytes(CharsetUtil.UTF_8), Unpooled.EMPTY_BUFFER, content);
        stepRequest.setOpcode(SASL_STEP_OPCODE).setKeyLength((short) selectedMechanism.length())
                .setTotalBodyLength(content.readableBytes() + selectedMechanism.length());

        ChannelFuture future = ctx.writeAndFlush(stepRequest);
        future.addListener(new GenericFutureListener<Future<Void>>() {
            @Override
            public void operationComplete(Future<Void> future) throws Exception {
                if (!future.isSuccess()) {
                    LOGGER.warn("Error during SASL Auth negotiation phase.", future);
                }
            }
        });
    } else {
        throw new AuthenticationException("SASL Challenge evaluation returned null.");
    }
}

---

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

License:Apache License

/**
 * Creates the HELLO request to ask for certain supported features.
 *
 * @return the request to send over the wire
 *///from   www.ja v  a  2 s  . co  m
private FullBinaryMemcacheRequest helloRequest() {
    byte[] key = userAgent.getBytes(CharsetUtil.UTF_8);
    short keyLength = (short) key.length;

    ByteBuf wanted = Unpooled.buffer(features.size() * 2);
    for (ServerFeatures feature : features) {
        wanted.writeShort(feature.value());
    }

    LOGGER.debug("Requesting supported features: {}", features);
    FullBinaryMemcacheRequest request = new DefaultFullBinaryMemcacheRequest(key, Unpooled.EMPTY_BUFFER,
            wanted);
    request.setOpcode(HELLO_CMD);
    request.setKeyLength(keyLength);
    request.setTotalBodyLength(keyLength + wanted.readableBytes());
    return request;
}

---

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

License:Apache License

@Test
public void shouldDecodeSuccessfulGet() {
    ByteBuf content = Unpooled.copiedBuffer("content", CharsetUtil.UTF_8);
    FullBinaryMemcacheResponse response = new DefaultFullBinaryMemcacheResponse(KEY, Unpooled.EMPTY_BUFFER,
            content.copy());//from ww  w  . j a va  2s  . c o  m
    response.setCAS(123456789L);
    response.setExtras(Unpooled.buffer().writeInt(123));
    response.setExtrasLength((byte) 4);

    GetRequest requestMock = mock(GetRequest.class);
    when(requestMock.bucket()).thenReturn(BUCKET);
    requestQueue.add(requestMock);
    channel.writeInbound(response);

    assertEquals(1, eventSink.responseEvents().size());
    GetResponse event = (GetResponse) eventSink.responseEvents().get(0).getMessage();
    assertEquals(123456789L, event.cas());
    assertEquals(123, event.flags());
    assertEquals("content", event.content().toString(CHARSET));
    assertEquals(BUCKET, event.bucket());
}

---

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

License:Apache License

@Test
public void shouldDecodeNotFoundGet() {
    ByteBuf content = Unpooled.copiedBuffer("Not Found", CharsetUtil.UTF_8);
    FullBinaryMemcacheResponse response = new DefaultFullBinaryMemcacheResponse(KEY, Unpooled.EMPTY_BUFFER,
            content.copy());//from   w  w  w  .j a va  2  s  . c o m
    response.setStatus(BinaryMemcacheResponseStatus.KEY_ENOENT);

    GetRequest requestMock = mock(GetRequest.class);
    when(requestMock.bucket()).thenReturn(BUCKET);
    requestQueue.add(requestMock);
    channel.writeInbound(response);

    assertEquals(1, eventSink.responseEvents().size());
    GetResponse event = (GetResponse) eventSink.responseEvents().get(0).getMessage();
    assertEquals(0, event.cas());
    assertEquals(0, event.flags());
    assertEquals("Not Found", event.content().toString(CHARSET));
    assertEquals(BUCKET, event.bucket());
}

---

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

License:Apache License

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

    ReplicaGetRequest requestMock = mock(ReplicaGetRequest.class);
    when(requestMock.bucket()).thenReturn(BUCKET);
    requestQueue.add(requestMock);
    channel.writeInbound(response);

    assertEquals(1, eventSink.responseEvents().size());
    GetResponse event = (GetResponse) eventSink.responseEvents().get(0).getMessage();
    assertEquals(123456789L, event.cas());
    assertEquals(123, event.flags());
    assertEquals("content", event.content().toString(CHARSET));
    assertEquals(BUCKET, event.bucket());
}

---

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);//from ww w . ja v a 2 s. co  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_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);
}

---

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