Example usage for io.netty.buffer ByteBuf getBytes

List of usage examples for io.netty.buffer ByteBuf getBytes

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Introduction

In this page you can find the example usage for io.netty.buffer ByteBuf getBytes.

Prototype

public abstract ByteBuf getBytes(int index, ByteBuffer dst);

Source Link

Document

Transfers this buffer's data to the specified destination starting at the specified absolute index until the destination's position reaches its limit.

Usage

From source file:org.onosproject.ovsdb.rfc.utils.JsonRpcReaderUtil.java

License:Apache License

/**
 * Check whether the encoding is valid.//from ww  w.jav  a  2s.c om
 * @param in input of bytes
 * @throws IOException this is an IO exception
 * @throws UnsupportedException this is an unsupported exception
 */
private static void checkEncoding(ByteBuf in) throws IOException {
    int inputStart = 0;
    int inputLength = 4;
    fliterCharaters(in);
    byte[] buff = new byte[4];
    in.getBytes(in.readerIndex(), buff);
    ByteSourceJsonBootstrapper strapper = new ByteSourceJsonBootstrapper(
            new IOContext(new BufferRecycler(), null, false), buff, inputStart, inputLength);
    JsonEncoding jsonEncoding = strapper.detectEncoding();
    if (!JsonEncoding.UTF8.equals(jsonEncoding)) {
        throw new UnsupportedException("Only UTF-8 encoding is supported.");
    }
}

From source file:org.opendaylight.controller.netconf.impl.MessageParserTest.java

License:Open Source License

@Test
public void testChunkedFramingMechanismOnPipeline() throws Exception {
    EmbeddedChannel testChunkChannel = new EmbeddedChannel(
            FramingMechanismHandlerFactory.createHandler(FramingMechanism.CHUNK),
            new NetconfMessageToXMLEncoder(),

            new NetconfChunkAggregator(), new NetconfXMLToMessageDecoder());

    testChunkChannel.writeOutbound(this.msg);
    Queue<Object> messages = testChunkChannel.outboundMessages();
    assertFalse(messages.isEmpty());//from ww w . j  ava  2 s.  co m

    final NetconfMessageToXMLEncoder enc = new NetconfMessageToXMLEncoder();
    final ByteBuf out = Unpooled.buffer();
    enc.encode(null, msg, out);
    int msgLength = out.readableBytes();

    int chunkCount = msgLength / ChunkedFramingMechanismEncoder.DEFAULT_CHUNK_SIZE;
    if ((msgLength % ChunkedFramingMechanismEncoder.DEFAULT_CHUNK_SIZE) != 0) {
        chunkCount++;
    }
    for (int i = 1; i <= chunkCount; i++) {
        ByteBuf recievedOutbound = (ByteBuf) messages.poll();
        int exptHeaderLength = ChunkedFramingMechanismEncoder.DEFAULT_CHUNK_SIZE;
        if (i == chunkCount) {
            exptHeaderLength = msgLength - (ChunkedFramingMechanismEncoder.DEFAULT_CHUNK_SIZE * (i - 1));
            byte[] eom = new byte[NetconfMessageConstants.END_OF_CHUNK.length];
            recievedOutbound.getBytes(
                    recievedOutbound.readableBytes() - NetconfMessageConstants.END_OF_CHUNK.length, eom);
            assertArrayEquals(NetconfMessageConstants.END_OF_CHUNK, eom);
        }

        byte[] header = new byte[String.valueOf(exptHeaderLength).length()
                + NetconfMessageConstants.MIN_HEADER_LENGTH - 1];
        recievedOutbound.getBytes(0, header);
        NetconfMessageHeader messageHeader = NetconfMessageHeader.fromBytes(header);
        assertEquals(exptHeaderLength, messageHeader.getLength());

        testChunkChannel.writeInbound(recievedOutbound);
    }
    assertTrue(messages.isEmpty());

    NetconfMessage receivedMessage = (NetconfMessage) testChunkChannel.readInbound();
    assertNotNull(receivedMessage);
    assertXMLEqual(this.msg.getDocument(), receivedMessage.getDocument());
}

From source file:org.opendaylight.controller.netconf.impl.MessageParserTest.java

License:Open Source License

@Test
public void testEOMFramingMechanismOnPipeline() throws Exception {
    EmbeddedChannel testChunkChannel = new EmbeddedChannel(
            FramingMechanismHandlerFactory.createHandler(FramingMechanism.EOM),
            new NetconfMessageToXMLEncoder(), new NetconfEOMAggregator(), new NetconfXMLToMessageDecoder());

    testChunkChannel.writeOutbound(this.msg);
    ByteBuf recievedOutbound = (ByteBuf) testChunkChannel.readOutbound();

    byte[] eom = new byte[NetconfMessageConstants.END_OF_MESSAGE.length];
    recievedOutbound.getBytes(recievedOutbound.readableBytes() - NetconfMessageConstants.END_OF_MESSAGE.length,
            eom);//from   ww w  .j  a v a  2 s  . com
    assertArrayEquals(NetconfMessageConstants.END_OF_MESSAGE, eom);

    testChunkChannel.writeInbound(recievedOutbound);
    NetconfMessage receivedMessage = (NetconfMessage) testChunkChannel.readInbound();
    assertNotNull(receivedMessage);
    assertXMLEqual(this.msg.getDocument(), receivedMessage.getDocument());
}

From source file:org.opendaylight.groupbasedpolicy.jsonrpc.JsonRpcDecoder.java

License:Open Source License

@Override
protected void decode(ChannelHandlerContext ctx, ByteBuf buf, List<Object> out) throws Exception {

    logger.trace("readable bytes {}, records read {}, incomplete record bytes {}", buf.readableBytes(),
            recordsRead, lastRecordBytes);

    if (lastRecordBytes == 0) {
        if (buf.readableBytes() < 4) {
            return; //wait for more data
        }/*from  w ww.j  a va 2  s. c om*/

        skipSpaces(buf);

        byte[] buff = new byte[4];
        buf.getBytes(buf.readerIndex(), buff);
        ByteSourceJsonBootstrapper strapper = new ByteSourceJsonBootstrapper(jacksonIOContext, buff, 0, 4);
        JsonEncoding jsonEncoding = strapper.detectEncoding();
        if (!JsonEncoding.UTF8.equals(jsonEncoding)) {
            throw new InvalidEncodingException(jsonEncoding.getJavaName(), "currently only UTF-8 is supported");
        }
    }

    int i = lastRecordBytes + buf.readerIndex();

    for (; i < buf.writerIndex(); i++) {
        switch (buf.getByte(i)) {
        case '{':
            if (!inS)
                leftCurlies++;
            break;
        case '}':
            if (!inS)
                rightCurlies++;
            break;
        case '"': {
            if (buf.getByte(i - 1) != '\\')
                inS = !inS;
            break;
        }
        default:
            break;
        }

        if (leftCurlies != 0 && leftCurlies == rightCurlies && !inS) {
            ByteBuf slice = buf.readSlice(1 + i - buf.readerIndex());
            JsonParser jp = jacksonJsonFactory.createParser(new ByteBufInputStream(slice));
            JsonNode root = jp.readValueAsTree();
            out.add(root);
            leftCurlies = rightCurlies = lastRecordBytes = 0;
            recordsRead++;
            break;
        }

        if (i - buf.readerIndex() >= maxFrameLength) {
            fail(ctx, i - buf.readerIndex());
        }
    }

    // end of stream, save the incomplete record index to avoid reexamining the whole on next run
    if (i >= buf.writerIndex()) {
        lastRecordBytes = buf.readableBytes();
        return;
    }
}

From source file:org.opendaylight.netconf.impl.MessageParserTest.java

License:Open Source License

@Test
public void testChunkedFramingMechanismOnPipeline() throws Exception {
    EmbeddedChannel testChunkChannel = new EmbeddedChannel(
            FramingMechanismHandlerFactory.createHandler(FramingMechanism.CHUNK),
            new NetconfMessageToXMLEncoder(),

            new NetconfChunkAggregator(), new NetconfXMLToMessageDecoder());

    testChunkChannel.writeOutbound(this.msg);
    Queue<Object> messages = testChunkChannel.outboundMessages();
    assertFalse(messages.isEmpty());//w  w w.j  a v  a  2  s  . c o m

    final NetconfMessageToXMLEncoder enc = new NetconfMessageToXMLEncoder();
    final ByteBuf out = Unpooled.buffer();
    enc.encode(null, msg, out);
    int msgLength = out.readableBytes();

    int chunkCount = msgLength / ChunkedFramingMechanismEncoder.DEFAULT_CHUNK_SIZE;
    if ((msgLength % ChunkedFramingMechanismEncoder.DEFAULT_CHUNK_SIZE) != 0) {
        chunkCount++;
    }
    for (int i = 1; i <= chunkCount; i++) {
        ByteBuf recievedOutbound = (ByteBuf) messages.poll();
        int exptHeaderLength = ChunkedFramingMechanismEncoder.DEFAULT_CHUNK_SIZE;
        if (i == chunkCount) {
            exptHeaderLength = msgLength - (ChunkedFramingMechanismEncoder.DEFAULT_CHUNK_SIZE * (i - 1));
            byte[] eom = new byte[NetconfMessageConstants.END_OF_CHUNK.length];
            recievedOutbound.getBytes(
                    recievedOutbound.readableBytes() - NetconfMessageConstants.END_OF_CHUNK.length, eom);
            assertArrayEquals(NetconfMessageConstants.END_OF_CHUNK, eom);
        }

        byte[] header = new byte[String.valueOf(exptHeaderLength).length()
                + NetconfMessageConstants.MIN_HEADER_LENGTH - 1];
        recievedOutbound.getBytes(0, header);
        assertEquals(exptHeaderLength, getHeaderLength(header));

        testChunkChannel.writeInbound(recievedOutbound);
    }
    assertTrue(messages.isEmpty());

    NetconfMessage receivedMessage = (NetconfMessage) testChunkChannel.readInbound();
    assertNotNull(receivedMessage);
    assertXMLEqual(this.msg.getDocument(), receivedMessage.getDocument());
}

From source file:org.opendaylight.netide.netiplib.OpenFlowMessage.java

License:Open Source License

@Override
public byte[] getPayload() {
    SerializerRegistry registry = new SerializerRegistryImpl();
    registry.init();//from  www  .jav a  2 s  . com
    SerializationFactory factory = new SerializationFactory();
    factory.setSerializerTable(registry);
    ByteBuf output = UnpooledByteBufAllocator.DEFAULT.buffer();
    factory.messageToBuffer(getOfVersion(), output, getOfMessage());
    byte[] rawPayload = new byte[output.readableBytes()];
    output.getBytes(0, rawPayload);
    return rawPayload;
}

From source file:org.opendaylight.ocpjava.protocol.impl.serialization.factories.CreateObjInputFactoryTest.java

License:Open Source License

/**
 * Testing of {@link CreateObjInputFactory} for correct translation from POJO
 * @throws Exception/*from w  ww .  j ava  2s  .c om*/
 */
@Test
public void testElementsSet() throws Exception {
    CreateObjInputBuilder hib = new CreateObjInputBuilder();
    BufferHelper.setupHeader(hib, OcpMsgType.valueOf("CREATEOBJREQ"));
    boolean testEvent = true;
    String testObjTypeId = "exampleObj";

    //set xid
    Method m2_t = hib.getClass().getMethod("setXid", Long.class);
    m2_t.invoke(hib, new Long(0));

    //set ObjType
    Method m3_t = hib.getClass().getMethod("setObjType", ObjType.class);
    m3_t.invoke(hib, new ObjType(testObjTypeId));

    //set params
    ParamBuilder parambuilder1 = new ParamBuilder();
    List<Param> plist = new ArrayList();
    parambuilder1.setName("parameter1");
    parambuilder1.setValue("value1");
    plist.add(parambuilder1.build());
    ParamBuilder parambuilder2 = new ParamBuilder();
    parambuilder2.setName("parameter2");
    parambuilder2.setValue("value2");
    plist.add(parambuilder2.build());
    Method m4_t = hib.getClass().getMethod("setParam", List.class);
    m4_t.invoke(hib, plist);

    CreateObjInput hi = hib.build();
    LOG.debug("CreateObjInputFactoryTest - hi objId value = {}", hi.getObjType());

    ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
    createObjInputFactory.serialize(hi, out);

    //Verify and check the bytebuf info
    LOG.debug("HealthCheckInputMessageFactoryTest - out = {}", out.readableBytes());
    byte[] bytes = new byte[out.readableBytes()];
    int readerIndex = out.readerIndex();
    out.getBytes(readerIndex, bytes);

    String buf = new String(bytes, "UTF-8");
    StringBuilder seq = new StringBuilder("");
    seq.append("<param name=\"parameter1\">value1</param>");
    boolean checkVal = buf.contains(seq);

    StringBuilder seq2 = new StringBuilder("");
    seq2.append("<objType objTypeID=\"");
    seq2.append(testObjTypeId);
    seq2.append("\">");
    boolean checkVal2 = buf.contains(seq2);

    //Check and compare elements
    Assert.assertEquals("Wrong length", true, checkVal);
    Assert.assertEquals("Wrong length", true, checkVal2);
}

From source file:org.opendaylight.ocpjava.protocol.impl.serialization.factories.DeleteObjInputFactoryTest.java

License:Open Source License

/**
 * Testing of {@link HealthCheckInputMessageFactory} for correct translation from POJO
 * @throws Exception//from  w  w  w.j av a  2  s  .  c o  m
 */
@Test
public void testElementsSet() throws Exception {
    DeleteObjInputBuilder hib = new DeleteObjInputBuilder();
    BufferHelper.setupHeader(hib, OcpMsgType.valueOf("DELETEOBJREQ"));
    boolean testEvent = true;
    String testObjId = "exampleObj:0";
    //set xid
    Method m2_t = hib.getClass().getMethod("setXid", Long.class);
    m2_t.invoke(hib, new Long(0));

    //set ObjId
    Method m4_t = hib.getClass().getMethod("setObjId", ObjId.class);
    m4_t.invoke(hib, new ObjId(testObjId));

    DeleteObjInput hi = hib.build();
    LOG.debug("GetFaultInputFactoryTest - hi objId value = {}", hi.getObjId());

    ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
    deleteObjInputFactory.serialize(hi, out);

    //Verify and check the bytebuf info
    LOG.debug("DeleteObjInputFactoryTest - out = {}", out.readableBytes());
    byte[] bytes = new byte[out.readableBytes()];
    int readerIndex = out.readerIndex();
    out.getBytes(readerIndex, bytes);

    String buf = new String(bytes, "UTF-8");
    StringBuilder seq = new StringBuilder("");
    seq.append("<obj objID=\"");
    seq.append(testObjId);
    seq.append("\"/>");
    boolean checkVal = buf.contains(seq);

    //Check and compare elements
    Assert.assertEquals("Wrong length", true, checkVal);
}

From source file:org.opendaylight.ocpjava.protocol.impl.serialization.factories.GetFaultInputFactoryTest.java

License:Open Source License

/**
 * Testing of {@link HealthCheckInputMessageFactory} for correct translation from POJO
 * @throws Exception//www. j  av a2s  .  co m
 */
@Test
public void testElementsSet() throws Exception {
    GetFaultInputBuilder hib = new GetFaultInputBuilder();
    BufferHelper.setupHeader(hib, OcpMsgType.valueOf("GETFAULTREQ"));
    boolean testEvent = true;
    String testObjId = "ALL";
    //set xid
    Method m2_t = hib.getClass().getMethod("setXid", Long.class);
    m2_t.invoke(hib, new Long(0));

    //set ObjId
    Method m3_t = hib.getClass().getMethod("setObjId", ObjId.class);
    m3_t.invoke(hib, new ObjId(testObjId));

    //set eventDrivenReporting
    Method m4_t = hib.getClass().getMethod("setEventDrivenReporting", Boolean.class);
    m4_t.invoke(hib, new Boolean(testEvent));

    GetFaultInput hi = hib.build();
    LOG.debug("GetFaultInputFactoryTest - hi objId value = {}", hi.getObjId());

    ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
    getFaultInputFactory.serialize(hi, out);

    //Verify and check the bytebuf info
    LOG.debug("HealthCheckInputMessageFactoryTest - out = {}", out.readableBytes());
    byte[] bytes = new byte[out.readableBytes()];
    int readerIndex = out.readerIndex();
    out.getBytes(readerIndex, bytes);

    String buf = new String(bytes, "UTF-8");
    StringBuilder seq = new StringBuilder("");
    seq.append("<eventDrivenReporting>");
    seq.append(String.valueOf(testEvent));
    seq.append("</eventDrivenReporting>");
    boolean checkVal = buf.contains(seq);

    StringBuilder seq2 = new StringBuilder("");
    seq2.append("<obj objID=\"");
    seq2.append(testObjId);
    seq2.append("\"/>");
    boolean checkVal2 = buf.contains(seq2);

    //Check and compare elements
    Assert.assertEquals("Wrong length", true, checkVal);
    Assert.assertEquals("Wrong length", true, checkVal2);
}

From source file:org.opendaylight.ocpjava.protocol.impl.serialization.factories.GetParamInputFactoryTest.java

License:Open Source License

/**
 * Testing of {@link GetParamInputFactory} for correct translation from POJO
 * @throws Exception/*from   w  w w  .  j a va  2s .  com*/
 */
@Test
public void testElementsSet() throws Exception {
    GetParamInputBuilder hib = new GetParamInputBuilder();
    BufferHelper.setupHeader(hib, OcpMsgType.valueOf("GETPARAMREQ"));
    String testObjId = "RE:0";
    //set xid
    Method m2_t = hib.getClass().getMethod("setXid", Long.class);
    m2_t.invoke(hib, new Long(0));

    //set ObjId
    Method m3_t = hib.getClass().getMethod("setObjId", ObjId.class);
    m3_t.invoke(hib, new ObjId(testObjId));

    //set paramName
    Method m4_t = hib.getClass().getMethod("setParamName", String.class);
    m4_t.invoke(hib, "vendorID");

    GetParamInput hi = hib.build();
    LOG.debug("GetParamInputFactoryTest - hi objId = {}", hi.getObjId().getValue());
    LOG.debug("GetParamInputFactoryTest - hi paramName = {}", hi.getParamName());

    ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
    getParamInputFactory.serialize(hi, out);

    //Verify and check the bytebuf info
    LOG.debug("GetParamInputFactoryTest - out = {}", out.readableBytes());
    byte[] bytes = new byte[out.readableBytes()];
    int readerIndex = out.readerIndex();
    out.getBytes(readerIndex, bytes);

    String buf = new String(bytes, "UTF-8");
    StringBuilder seq = new StringBuilder("");
    seq.append("<obj objID=\"");
    seq.append(testObjId);
    seq.append("\">");
    boolean checkVal = buf.contains(seq);

    //Check and compare elements
    Assert.assertEquals("Wrong length", true, checkVal);
}