Examples of org.jboss.netty.buffer.ChannelBuffer.skipBytes()

Class org.jboss.netty.buffer.ChannelBuffer

Examples of org.jboss.netty.buffer.ChannelBuffer.skipBytes()

org.jboss.netty.buffer.ChannelBuffer.skipBytes()
Increases the current {@code readerIndex} by the specified{@code length} in this buffer. @throws IndexOutOfBoundsException if {@code length} is greater than {@code this.readableBytes}

        short packetId = buf.readUnsignedByte();
        short offset = buf.readUnsignedByte(); // dataOffset
        short packetCount = buf.readUnsignedByte();
        buf.readUnsignedByte(); // reserved
        short parameters = buf.readUnsignedByte(); // TODO: handle timezone
        buf.skipBytes(offset - 5);
        
        // Send response
        if (channel != null) {
            sendContinue(channel);
            sendResponse(channel, packetId, packetCount);

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            ChannelHandlerContext ctx, Channel channel, Object msg)
            throws Exception {


        ChannelBuffer buf = (ChannelBuffer) msg;


        buf.skipBytes(2); // header
        int type = buf.readUnsignedByte();
        buf.readUnsignedShort(); // size


        if (type == MSG_ON_DEMAND ||
            type == MSG_POSITION_UPLOAD ||

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            int flags = buf.readUnsignedByte();
            position.setValid((flags & 0x80) != 0);
            
            if (type == MSG_ALARM) {
                
                buf.skipBytes(2);


            } else {


                // Milage
                extendedInfo.set("milage", buf.readUnsignedMedium());

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                // Milage
                extendedInfo.set("milage", buf.readUnsignedMedium());
            
                // Status
                buf.skipBytes(4);
                
                // Other
                buf.skipBytes(8);


            }

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                // Status
                buf.skipBytes(4);
                
                // Other
                buf.skipBytes(8);


            }
            
            // TODO: parse extra data

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            return position;
        }


        else if (type == MSG_LOGIN && channel != null) {
            
            buf.skipBytes(4); // serial number
            buf.readByte(); // reserved
            
            ChannelBuffer response = ChannelBuffers.directBuffer(10);
            response.writeByte(0x29); response.writeByte(0x29); // header
            response.writeByte(MSG_CONFIRMATION);

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            if ((union & 0x4000) != 0) {
                extendedInfo.set("acc", (union & 0x8000) != 0);
            }


            buf.skipBytes(gpsLength - 12); // skip reserved


            if (type == MSG_GPS_LBS_1 || type == MSG_GPS_LBS_2 ||
                type == MSG_GPS_LBS_STATUS_1 || type == MSG_GPS_LBS_STATUS_2) {


                int lbsLength = 0;

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                // Cell information
                extendedInfo.set("mcc", buf.readUnsignedShort());
                extendedInfo.set("mnc", buf.readUnsignedByte());
                extendedInfo.set("lac", buf.readUnsignedShort());
                extendedInfo.set("cell", buf.readUnsignedShort() << 8 + buf.readUnsignedByte());
                buf.skipBytes(lbsLength - 9);


                // Status
                if (type == MSG_GPS_LBS_STATUS_1 || type == MSG_GPS_LBS_STATUS_2) {
                    extendedInfo.set("alarm", true);

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                }
            }


            // Index
            if (buf.readableBytes() > 6) {
                buf.skipBytes(buf.readableBytes() - 6);
            }
            int index = buf.readUnsignedShort();
            extendedInfo.set("index", index);
            sendResponse(channel, type, index);

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            position.setExtendedInfo(extendedInfo.toString());
            return position;
        }
        
        else {
            buf.skipBytes(dataLength);
            if (type != MSG_COMMAND_0 && type != MSG_COMMAND_1 && type != MSG_COMMAND_2) {
                sendResponse(channel, type, buf.readUnsignedShort());
            }
        }

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