Example usage for io.netty.buffer ByteBufInputStream ByteBufInputStream

List of usage examples for io.netty.buffer ByteBufInputStream ByteBufInputStream

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Introduction

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

Prototype

public ByteBufInputStream(ByteBuf buffer)

Source Link

Document

Creates a new stream which reads data from the specified buffer starting at the current readerIndex and ending at the current writerIndex .

Usage

From source file:ws.wamp.jawampa.transport.WampDeserializationHandler.java

License:Apache License

@Override
protected void decode(ChannelHandlerContext ctx, WebSocketFrame frame, List<Object> out) throws Exception {
    if (readState != ReadState.Reading)
        return;//from   www  . j av  a 2s. c  om
    if (frame instanceof TextWebSocketFrame) {
        // Only want Text when JSON subprotocol
        if (serialization != Serialization.Json)
            throw new IllegalStateException("Received unexpected TextFrame");

        TextWebSocketFrame textFrame = (TextWebSocketFrame) frame;
        if (logger.isDebugEnabled()) {
            logger.debug("Deserialized Wamp Message: {}", textFrame.text());
        }
        //System.out.println("Deserialized Wamp message: " + textFrame.text());

        try {
            // If we receive an invalid frame on of the following functions will throw
            // This will lead Netty to closing the connection
            ArrayNode arr = objectMapper.readValue(new ByteBufInputStream(textFrame.content()),
                    ArrayNode.class);

            WampMessage recvdMessage = WampMessage.fromObjectArray(arr);
            out.add(recvdMessage);
        } finally {
        }
    } else if (frame instanceof BinaryWebSocketFrame) {
        // Only want Binary when MessagePack subprotocol
        if (serialization != Serialization.MessagePack)
            throw new IllegalStateException("Received unexpected BinaryFrame");

        // TODO: Support MessagePack
    } else if (frame instanceof PongWebSocketFrame) {
        // System.out.println("WebSocket Client received pong");
    } else if (frame instanceof CloseWebSocketFrame) {
        // System.out.println("WebSocket Client received closing");
        readState = ReadState.Closed;
    }
}