Example usage for io.netty.buffer ByteBuf array

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

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Introduction

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

Prototype

public abstract byte[] array();

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Document

Returns the backing byte array of this buffer.

Usage

From source file:sas.systems.imflux.test.packet.rtcp.ByePacketTest.java

License:Apache License

@Test
public void testEncodeDecode() throws Exception {
    ByePacket packet = new ByePacket();
    packet.addSsrc(0x45);//w w  w .java  2  s .c o  m
    packet.addSsrc(0x46);
    packet.setReasonForLeaving("So long, cruel world.");

    ByteBuf buffer = packet.encode();
    assertEquals(36, buffer.readableBytes());
    System.out.println(ByteUtils.writeArrayAsHex(buffer.array(), true));
    assertEquals(0, buffer.readableBytes() % 4);

    ControlPacket controlPacket = ControlPacket.decode(buffer);
    assertEquals(ControlPacket.Type.BYE, controlPacket.getType());

    ByePacket byePacket = (ByePacket) controlPacket;
    assertNotNull(byePacket.getSsrcList());
    assertEquals(2, byePacket.getSsrcList().size());
    assertEquals(new Long(0x45), byePacket.getSsrcList().get(0));
    assertEquals(new Long(0x46), byePacket.getSsrcList().get(1));
    assertEquals("So long, cruel world.", byePacket.getReasonForLeaving());

    assertEquals(0, buffer.readableBytes());
}

From source file:sas.systems.imflux.test.packet.rtcp.ByePacketTest.java

License:Apache License

@Test
public void testEncodeDecodeWithFixedBlockSize64() throws Exception {
    ByePacket packet = new ByePacket();
    packet.addSsrc(0x45);//from   ww  w  . j  a va 2  s. c  o m
    packet.addSsrc(0x46);
    packet.setReasonForLeaving("So long, cruel world.");

    ByteBuf buffer = packet.encode(0, 64);
    assertEquals(64, buffer.readableBytes());
    byte[] bufferArray = buffer.array();
    System.out.println(ByteUtils.writeArrayAsHex(bufferArray, true));
    assertEquals(0, buffer.readableBytes() % 4);

    ControlPacket controlPacket = ControlPacket.decode(buffer);
    assertEquals(ControlPacket.Type.BYE, controlPacket.getType());

    ByePacket byePacket = (ByePacket) controlPacket;
    assertNotNull(byePacket.getSsrcList());
    assertEquals(2, byePacket.getSsrcList().size());
    assertEquals(new Long(0x45), byePacket.getSsrcList().get(0));
    assertEquals(new Long(0x46), byePacket.getSsrcList().get(1));
    assertEquals("So long, cruel world.", byePacket.getReasonForLeaving());

    // Size without fixed block size would be 36 so padding is 64 - 36
    assertEquals(64 - 36, bufferArray[bufferArray.length - 1]);
    assertEquals(0, buffer.readableBytes());
}

From source file:sas.systems.imflux.test.packet.rtcp.ByePacketTest.java

License:Apache License

@Test
public void testEncodeDecodeWithFixedBlockSize64AndCompound() throws Exception {
    ByePacket packet = new ByePacket();
    packet.addSsrc(0x45);/*from  www .ja va 2  s  .  c  om*/
    packet.addSsrc(0x46);
    packet.setReasonForLeaving("So long, cruel world.");

    ByteBuf buffer = packet.encode(60, 64);
    // Alignment would be to 128 bytes *with* the other RTCP packets. So this packet is sized at 128 - 60 = 68
    assertEquals(68, buffer.readableBytes());
    byte[] bufferArray = buffer.array();
    System.out.println(ByteUtils.writeArrayAsHex(bufferArray, true));
    assertEquals(0, buffer.readableBytes() % 4);

    ControlPacket controlPacket = ControlPacket.decode(buffer);
    assertEquals(ControlPacket.Type.BYE, controlPacket.getType());

    ByePacket byePacket = (ByePacket) controlPacket;
    assertNotNull(byePacket.getSsrcList());
    assertEquals(2, byePacket.getSsrcList().size());
    assertEquals(new Long(0x45), byePacket.getSsrcList().get(0));
    assertEquals(new Long(0x46), byePacket.getSsrcList().get(1));
    assertEquals("So long, cruel world.", byePacket.getReasonForLeaving());

    // Size without fixed block size would be 36 so padding is 128 - (60 + 36) because current compound length is 60
    assertEquals(128 - (60 + 36), bufferArray[bufferArray.length - 1]);
    assertEquals(0, buffer.readableBytes());
}

From source file:sas.systems.imflux.test.packet.rtcp.SdesChunkItemsTest.java

License:Apache License

@Test
public void testEncodeNull() throws Exception {
    ByteBuf buffer = SdesChunkItems.encode(SdesChunkItems.NULL_ITEM);
    assertEquals(1, buffer.capacity());/*from  w ww  .  j  a v a 2s.co  m*/
    assertEquals(0x00, buffer.array()[0]);
}

From source file:sas.systems.imflux.test.packet.rtcp.SourceDescriptionPacketTest.java

License:Apache License

@Test
public void testEncode() throws Exception {
    SourceDescriptionPacket packet = new SourceDescriptionPacket();
    SdesChunk chunk = new SdesChunk();
    chunk.setSsrc(0x45);/*from w  w  w.  j ava  2  s.  c  o  m*/
    chunk.addItem(SdesChunkItems.createCnameItem("karma"));
    chunk.addItem(SdesChunkItems.createNameItem("Earl"));
    chunk.addItem(SdesChunkItems.createNoteItem("Hey crabman"));
    packet.addItem(chunk);
    chunk = new SdesChunk();
    chunk.setSsrc(0x46);
    chunk.addItem(SdesChunkItems.createCnameItem("Randy"));
    packet.addItem(chunk);

    ByteBuf encoded = packet.encode();
    System.out.println(ByteUtils.writeArrayAsHex(encoded.array(), true));

    assertEquals(0, encoded.readableBytes() % 4);

    ControlPacket decoded = ControlPacket.decode(encoded);
    assertEquals(packet.getType(), decoded.getType());

    SourceDescriptionPacket decodedSdes = (SourceDescriptionPacket) decoded;
    assertNotEmpty(decodedSdes.getChunks());
    assertEquals(2, decodedSdes.getChunks().size());

    assertEquals(0x45, decodedSdes.getChunks().get(0).getSsrc());
    assertNotEmpty(decodedSdes.getChunks().get(0).getItems());
    assertEquals(SdesChunkItem.Type.CNAME, decodedSdes.getChunks().get(0).getItems().get(0).getType());
    assertEquals("karma", decodedSdes.getChunks().get(0).getItems().get(0).getValue());
    assertEquals(SdesChunkItem.Type.NAME, decodedSdes.getChunks().get(0).getItems().get(1).getType());
    assertEquals("Earl", decodedSdes.getChunks().get(0).getItems().get(1).getValue());
    assertEquals(SdesChunkItem.Type.NOTE, decodedSdes.getChunks().get(0).getItems().get(2).getType());
    assertEquals("Hey crabman", decodedSdes.getChunks().get(0).getItems().get(2).getValue());

    assertEquals(0x46, decodedSdes.getChunks().get(1).getSsrc());
    assertNotEmpty(decodedSdes.getChunks().get(1).getItems());
    assertEquals(SdesChunkItem.Type.CNAME, decodedSdes.getChunks().get(1).getItems().get(0).getType());
    assertEquals("Randy", decodedSdes.getChunks().get(1).getItems().get(0).getValue());

    assertEquals(0, encoded.readableBytes());
}

From source file:sas.systems.imflux.test.packet.rtcp.SourceDescriptionPacketTest.java

License:Apache License

@Test
public void testEncodeAsPartOfCompound() throws Exception {
    SourceDescriptionPacket packet = new SourceDescriptionPacket();
    SdesChunk chunk = new SdesChunk();
    chunk.setSsrc(0x45);//  w  w w.j a v  a  2s. c o m
    chunk.addItem(SdesChunkItems.createCnameItem("karma"));
    chunk.addItem(SdesChunkItems.createNameItem("Earl"));
    packet.addItem(chunk);
    chunk = new SdesChunk();
    chunk.setSsrc(0x46);
    chunk.addItem(SdesChunkItems.createCnameItem("Randy"));
    packet.addItem(chunk);

    // 36 bytes
    ByteBuf encoded = packet.encode();
    System.out.println(ByteUtils.writeArrayAsHex(encoded.array(), true));
    System.out.println("simple encoding length: " + encoded.readableBytes());
    assertEquals(0, encoded.readableBytes() % 4);
    // assuming previous 20 bytes, 36 bytes of normally encoded packet thus become 44 (+8 for padding, 20+36+8 = 64)
    encoded = packet.encode(20, 64);
    System.out.println("compound encoding length: " + encoded.readableBytes()); // 20
    encoded.skipBytes(encoded.readableBytes() - 1);
    assertEquals(8, encoded.readByte());
}

From source file:se.sics.gvod.cc.op.CCAddOverlayOp.java

License:Open Source License

@Override
public HandleStatus handleEvent(CCOpResponse event) {
    if (phase.equals(Phase.GET) && event.opResp instanceof GetResponse) {
        GetResponse resp = (GetResponse) event.opResp;
        if (!resp.id.equals(pendingMsgId)) {
            return Operation.HandleStatus.NOT_HANDLED;
        }/* w  w  w. j a  va2  s.c o m*/
        if (resp.code.equals(ResponseCode.SUCCESS)) {
            if (resp.data != null) {
                FileMetadata fileMetadata = (FileMetadata) Serializers.lookupSerializer(FileMetadata.class)
                        .fromBinary(Unpooled.wrappedBuffer(resp.data), Optional.absent());
                if (req.fileMeta.equals(fileMetadata)) {
                    result = req.success();
                } else {
                    result = req.fail();
                }
            } else {
                phase = Phase.ADD;
                pendingMsgId = UUID.randomUUID();
                ByteBuf buf = Unpooled.buffer();
                Serializers.lookupSerializer(FileMetadata.class).toBinary(req.fileMeta, buf);
                //TODO Alex optimization - do I need to cut short the backing array?
                pendingMsg = new CCOpRequest(new PutRequest(pendingMsgId, resp.key, buf.array()), resp.key);
            }
        } else {
            result = req.timeout();
        }
        return Operation.HandleStatus.HANDLED;
    } else if (phase.equals(Phase.ADD) && event.opResp instanceof PutResponse) {
        PutResponse resp = (PutResponse) event.opResp;
        if (!resp.id.equals(pendingMsgId)) {
            return Operation.HandleStatus.NOT_HANDLED;
        }
        if (resp.code.equals(ResponseCode.SUCCESS)) {
            result = req.success();
        } else {
            result = req.timeout();
        }
        return Operation.HandleStatus.HANDLED;
    }
    return Operation.HandleStatus.NOT_HANDLED;
}

From source file:se.sics.kompics.network.netty.serialization.ProtobufSerializer.java

License:Open Source License

@Override
public Object fromBinary(ByteBuf msg, Optional<Class> hint) {
    final byte[] array;
    final int offset;
    final int length = msg.readableBytes();
    if (msg.hasArray()) {
        array = msg.array();
        offset = msg.arrayOffset() + msg.readerIndex();
    } else {//from  ww w.ja v  a 2s .  co m
        array = new byte[length];
        msg.getBytes(msg.readerIndex(), array, 0, length);
        offset = 0;
    }

    Object o = null;
    try {
        if (extensionRegistry == null) {
            if (HAS_PARSER) {
                o = prototype.getParserForType().parseFrom(array, offset, length);
            } else {
                o = prototype.newBuilderForType().mergeFrom(array, offset, length).build();
            }
        } else {
            if (HAS_PARSER) {
                o = prototype.getParserForType().parseFrom(array, offset, length, extensionRegistry);
            } else {
                o = prototype.newBuilderForType().mergeFrom(array, offset, length, extensionRegistry).build();
            }
        }
    } catch (InvalidProtocolBufferException ex) {
        Serializers.LOG.error("ProtobufSerializer: Couldn't deserialize object.", ex);
    }

    return o;
}

From source file:se.sics.ktoolbox.cc.heartbeat.util.CCKeyFactory.java

License:Open Source License

public static Key getHeartbeatKey(byte[] schemaPrefix, Identifier overlayId, int slot) {
    Key.KeyBuilder key = new Key.KeyBuilder(schemaPrefix);
    ByteBuf buf = Unpooled.buffer();
    Serializers.toBinary(overlayId, buf);
    byte[] oId = Arrays.copyOfRange(buf.array(), 0, buf.readableBytes());
    key.append(new byte[] { (byte) oId.length });
    key.append(oId);/*from w  ww  .j a v  a2  s  . c o  m*/
    key.append(Ints.toByteArray(slot));
    return key.get();
}

From source file:se.sics.ktoolbox.cc.heartbeat.util.CCKeyFactory.java

License:Open Source License

public static KeyRange getHeartbeatRange(byte[] schemaPrefix, Identifier overlayId) {
    Key.KeyBuilder prefix = new Key.KeyBuilder(schemaPrefix);
    ByteBuf buf = Unpooled.buffer();
    Serializers.toBinary(overlayId, buf);
    byte[] oId = Arrays.copyOfRange(buf.array(), 0, buf.readableBytes());
    prefix.append(new byte[] { (byte) oId.length });
    prefix.append(oId);//from   ww  w.  j  a  v  a  2s  . co m
    return KeyRange.prefix(prefix.get());
}