Example usage for io.netty.buffer ByteBufUtil hexDump

Introduction

In this page you can find the example usage for io.netty.buffer ByteBufUtil hexDump.

Prototype

public static String hexDump(byte[] array, int fromIndex, int length) 

Source Link

Document

Returns a <a href="http://en.wikipedia.org/wiki/Hex_dump">hex dump</a> of the specified byte array's sub-region.

Usage

From source file:io.reactivesocket.FrameTest.java

License:Apache License

@Test
@Theory//from ww  w.ja va 2s.  c o m
public void shouldFormCorrectlyWithoutDataNorMetadataForSetup(final int offset) {
    final int flags = SetupFrameFlyweight.FLAGS_WILL_HONOR_LEASE
            | SetupFrameFlyweight.FLAGS_STRICT_INTERPRETATION;
    final int version = SetupFrameFlyweight.CURRENT_VERSION;
    final int keepaliveInterval = 1001;
    final int maxLifetime = keepaliveInterval * 5;
    final String metadataMimeType = "application/json";
    final String dataMimeType = "application/cbor";

    Frame encodedFrame = Frame.Setup.from(flags, keepaliveInterval, maxLifetime, metadataMimeType, dataMimeType,
            new Payload() {
                public ByteBuffer getData() {
                    return Frame.NULL_BYTEBUFFER;
                }

                public ByteBuffer getMetadata() {
                    return Frame.NULL_BYTEBUFFER;
                }
            });
    TestUtil.copyFrame(reusableMutableDirectBuffer, offset, encodedFrame);
    reusableFrame.wrap(reusableMutableDirectBuffer, offset);

    assertEquals(FrameType.SETUP, reusableFrame.getType());
    assertEquals(flags, Frame.Setup.getFlags(reusableFrame));
    assertEquals(version, Frame.Setup.version(reusableFrame));
    assertEquals(keepaliveInterval, Frame.Setup.keepaliveInterval(reusableFrame));
    assertEquals(maxLifetime, Frame.Setup.maxLifetime(reusableFrame));
    assertEquals(metadataMimeType, Frame.Setup.metadataMimeType(reusableFrame));
    assertEquals(dataMimeType, Frame.Setup.dataMimeType(reusableFrame));
    assertEquals(Frame.NULL_BYTEBUFFER, reusableFrame.getData());
    assertEquals(Frame.NULL_BYTEBUFFER, reusableFrame.getMetadata());

    assertEquals("0000003a000130000000000000000000000003e90000138d",
            ByteBufUtil.hexDump(encodedFrame.getByteBuffer().array(), 0, 24));
}

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From source file:io.reactivesocket.FrameTest.java

License:Apache License

@Test
@Theory/*from   w w w.  jav  a  2 s.  c om*/
public void shouldReturnCorrectDataPlusMetadataForError(final int offset) {
    final int streamId = 24;
    final Throwable exception = new RejectedException("test");
    final String data = "error data";
    final String metadata = "error metadata";
    final ByteBuffer dataByteBuffer = ByteBuffer.wrap(data.getBytes(UTF_8));
    final ByteBuffer metadataByteBuffer = ByteBuffer.wrap(metadata.getBytes(UTF_8));

    Frame encodedFrame = Frame.Error.from(streamId, exception, metadataByteBuffer, dataByteBuffer);
    TestUtil.copyFrame(reusableMutableDirectBuffer, offset, encodedFrame);
    reusableFrame.wrap(reusableMutableDirectBuffer, offset);

    assertEquals(FrameType.ERROR, reusableFrame.getType());
    assertEquals(REJECTED, Frame.Error.errorCode(reusableFrame));
    assertEquals(data, TestUtil.byteToString(reusableFrame.getData()));
    assertEquals(metadata, TestUtil.byteToString(reusableFrame.getMetadata()));

    assertEquals("0000002c000c40000000001800000202",
            ByteBufUtil.hexDump(encodedFrame.getByteBuffer().array(), 0, 16));
}

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From source file:io.reactivesocket.FrameTest.java

License:Apache License

@Test
@Theory//from  w  w w .j  av a 2 s.c o m
public void shouldFormCorrectlyForRequestN(final int offset) {
    final int n = 128;
    final Frame encodedFrame = Frame.RequestN.from(1, n);
    TestUtil.copyFrame(reusableMutableDirectBuffer, offset, encodedFrame);
    reusableFrame.wrap(reusableMutableDirectBuffer, offset);

    assertEquals(FrameType.REQUEST_N, reusableFrame.getType());
    assertEquals(n, Frame.RequestN.requestN(reusableFrame));
    assertEquals(Frame.NULL_BYTEBUFFER, reusableFrame.getData());
    assertEquals(Frame.NULL_BYTEBUFFER, reusableFrame.getMetadata());

    assertEquals("00000010000900000000000100000080",
            ByteBufUtil.hexDump(encodedFrame.getByteBuffer().array(), 0, 16));
}

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From source file:io.reactivesocket.FrameTest.java

License:Apache License

@Test
@Theory/*from  w w w. j  a va 2 s  .  co m*/
public void shouldFormCorrectlyWithoutMetadataForLease(final int offset) {
    final int ttl = (int) TimeUnit.SECONDS.toMillis(8);
    final int numberOfRequests = 16;
    final Frame encodedFrame = Frame.Lease.from(ttl, numberOfRequests, Frame.NULL_BYTEBUFFER);
    TestUtil.copyFrame(reusableMutableDirectBuffer, offset, encodedFrame);
    reusableFrame.wrap(reusableMutableDirectBuffer, offset);

    assertEquals(0, reusableFrame.getStreamId());
    assertEquals(FrameType.LEASE, reusableFrame.getType());
    assertEquals(ttl, Frame.Lease.ttl(reusableFrame));
    assertEquals(numberOfRequests, Frame.Lease.numberOfRequests(reusableFrame));
    assertEquals(Frame.NULL_BYTEBUFFER, reusableFrame.getData());
    assertEquals(Frame.NULL_BYTEBUFFER, reusableFrame.getMetadata());

    assertEquals("00000014000200000000000000001f4000000010",
            ByteBufUtil.hexDump(encodedFrame.getByteBuffer().array(), 0, 20));
}

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From source file:org.eclipse.scada.protocol.relp.FrameCodec.java

License:Open Source License

private void processTRAILER(final ChannelHandlerContext ctx, final byte b, final ByteBuf msg) {
    if (b != Constants.LF) {
        throw new CodecException(
                String.format("Expected trailer byte (LF) but found 0x%02X: Remaining buffer: %s", b,
                        ByteBufUtil.hexDump(msg, msg.readerIndex(), msg.readableBytes())));
    }//from w  w w .  j  a  va 2  s  . c  om

    final int length = ctx.attr(ATTR_EXPECTED_LENGTH).get();
    final long txnr = Long.parseLong(ctx.attr(ATTR_TXNR_BUFFER).get().toString(TXNR_CHARSET));
    final String command = ctx.attr(ATTR_COMMAND_BUFFER).get().toString(COMMAND_CHARSET);
    final ByteBuf data = ctx.attr(ATTR_DATA_BUFFER).get().readSlice(length);

    final Frame frame = new Frame(txnr, command, data);

    ctx.fireChannelRead(frame);

    ctx.attr(ATTR_STATE).set(State.TXNR);
    ctx.attr(ATTR_TXNR_BUFFER).get().clear();
    ctx.attr(ATTR_COMMAND_BUFFER).get().clear();
    ctx.attr(ATTR_LENGTH_BUFFER).get().clear();
    ctx.attr(ATTR_DATA_BUFFER).get().clear();
}

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From source file:org.graylog2.inputs.codecs.gelf.GELFMessageChunk.java

License:Open Source License

private void extractId() {
    if (this.id == null) {
        this.id = ByteBufUtil.hexDump(payload, HEADER_PART_HASH_START, HEADER_PART_HASH_LENGTH);
    }//from www .  ja v a2  s.com
}

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From source file:org.traccar.protocol.AplicomProtocolDecoder.java

License:Apache License

private void decodeEventData(Position position, ByteBuf buf, int event) {
    switch (event) {
    case 2:/*  ww w . j  ava 2s .  c om*/
    case 40:
        buf.readUnsignedByte();
        break;
    case 9:
        buf.readUnsignedMedium();
        break;
    case 31:
    case 32:
        buf.readUnsignedShort();
        break;
    case 38:
        buf.skipBytes(4 * 9);
        break;
    case 113:
        buf.readUnsignedInt();
        buf.readUnsignedByte();
        break;
    case 119:
        position.set("eventData",
                ByteBufUtil.hexDump(buf, buf.readerIndex(), Math.min(buf.readableBytes(), 1024)));
        break;
    case 121:
    case 142:
        buf.readLong();
        break;
    case 130:
        buf.readUnsignedInt(); // incorrect
        break;
    case 188:
        decodeEB(position, buf);
        break;
    default:
        break;
    }
}

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