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)

Source Link

Document

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

Usage

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

License:Open Source License

@Test
public void uuidTest() {
    ByteBuf buf = Unpooled.directBuffer();
    UUID orig = UUID.randomUUID();
    Serializers.toBinary(orig, buf);//www  . j  a v a  2 s.  c  o  m
    System.out.println("UUID: " + ByteBufUtil.hexDump(buf));
    UUID copy = (UUID) Serializers.fromBinary(buf, Optional.absent());
    Assert.assertEquals(orig, copy);
}

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

License:Open Source License

@Test
public void avroTest() throws AvroSerializer.KeyExistsException, AvroSerializer.InvalidKeyException {
    Serializers.register(new AvroSerializer(), "avroS");
    AvroSerializer.register(15, SomeAvro.class);
    Serializers.register(ParentSomeAvro.class, "avroS");
    AvroSerializer.register(16, SomeGeneratedAvro.class);
    SomeAvro some = new SomeAvro();
    ByteBuf buf = Unpooled.directBuffer();
    Serializers.toBinary(some, buf);//from w  ww .j av a2 s .c o m
    System.out.println(
            "AVRO - SomeAvro: " + ByteBufUtil.hexDump(buf) + " : " + ByteBufUtil.hexDump(buf).length());
    SomeAvro someRes = (SomeAvro) Serializers.fromBinary(buf, Optional.absent());
    assertEquals(some.getField(), someRes.getField());
    //
    buf.clear();
    //
    ParentSomeAvro someP = new ParentSomeAvro(some);
    Serializers.toBinary(someP, buf);
    System.out.println(
            "AVRO - ParentSomeAvro: " + ByteBufUtil.hexDump(buf) + " : " + ByteBufUtil.hexDump(buf).length());
    ParentSomeAvro somePRes = (ParentSomeAvro) Serializers.fromBinary(buf, Optional.absent());
    assertEquals(someP.getMySer().getField(), somePRes.getMySer().getField());
    //
    buf.clear();
    //
    SomeGeneratedAvro sga = SomeGeneratedAvro.newBuilder().setSomeNumber(1234).build();
    Serializers.toBinary(sga, buf);
    System.out.println("AVRO - SomeGeneratedAvro: " + ByteBufUtil.hexDump(buf) + " : "
            + ByteBufUtil.hexDump(buf).length());
    SomeGeneratedAvro sgaR = (SomeGeneratedAvro) Serializers.fromBinary(buf, Optional.absent());
    assertEquals(sga.getSomeNumber(), sgaR.getSomeNumber());
    //
    buf.release();
}

From source file:server.operation.OperationServerHandler.java

License:Apache License

@Override
public void channelRead0(ChannelHandlerContext ctx, Object msg) throws Exception {

    ByteBuf buf = (ByteBuf) msg;/* www  .jav  a  2s.c  om*/
    System.out.println("? : " + (ByteBufUtil.hexDump(buf)));

    startTm = System.currentTimeMillis();

    /*
     * if (buf.readableBytes() <= 20) {
     * System.out.println("buf.readableBytes() : " + buf.readableBytes() +
     * "?? ? 20? ?. "); return; }
     */

    // 1. ? ?
    headerSize = buf.readInt();
    if (headerSize >= 100 || headerSize < 0) {
        System.out.println("fileNameSize : " + headerSize);
        // System.out.println((ByteBufUtil.hexDump(buf)));
        return;
    }

    headerBody = buf.readBytes(headerSize).toString(CharsetUtil.UTF_8);
    dataSize = buf.readLong();
    System.out.println(
            "headerSize : " + headerSize + ", headerBody : " + headerBody + ", dataSize : " + dataSize);

    headerRead = true;

    // 2. ?  ? ?   : operation or file

    if (headerBody.startsWith(OperationCommand.OP_CODE_JOIN)) {
        operationCode = headerBody;
    } else {
        System.err.println("? Header Body . : " + headerBody);
        return;
    }

    int a = buf.readableBytes();
    int b = (int) Math.min(dataSize - offset, a);
    System.out.println("ReadableBytes : " + a + ", To-Read Bytes : " + b);

    operationData += buf.readBytes(b).toString(CharsetUtil.UTF_8);
    System.out.println("OP Data   : " + operationData);

    offset += b;

    if (offset >= dataSize) {
        offset = 0;
        headerRead = false;

        if (headerBody.startsWith(OperationCommand.OP_CODE_JOIN)) {
            // ?? ? ??
            agentName = operationData + "(" + ctx.channel().id().toString() + ")";

            // WebApplicationContext context =
            // ContextLoader.getCurrentWebApplicationContext();
            // WsHandler wsHandler =
            // (WsHandler)context.getBean("websocket.WsHandler.class");
            // WebApplicationContext wac = BootServer.wac;
            // WsHandler wsHandler = (WsHandler)wac.getBean("wsHandler");
            // WsHandler.sendMessage(agentName + "("
            // +ctx.channel().id().toString() + ")");

        }

        //ChannelManager.map.remove(ctx.channel().id().toString());
        ChannelManager.map.put(agentName, ctx.channel());

        // ?  
        publishEvent(EventType.Connected, agentName, "");

        //   
        // WsHandler ws = (WsHandler)
        // applicationContext.getBean("wsHandler");
        // ws.sendMessage(agentName + "(" + ctx.channel().id().toString() +
        // ") is connected");
        // System.out.println(this.getClass() + agentName + "(" +
        // ctx.channel().id().toString() + ") is connected");

        System.out.println("OP Data : " + operationData);
        System.out.println(
                "OP Data  : " + ((System.currentTimeMillis() - startTm) / 1000.0f) + "");

        operationData = ""; // 

        return;
    }

}