diff options
Diffstat (limited to 'src/org/traccar/protocol/WatchFrameDecoder.java')
-rw-r--r-- | src/org/traccar/protocol/WatchFrameDecoder.java | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/src/org/traccar/protocol/WatchFrameDecoder.java b/src/org/traccar/protocol/WatchFrameDecoder.java deleted file mode 100644 index f99bd52e2..000000000 --- a/src/org/traccar/protocol/WatchFrameDecoder.java +++ /dev/null @@ -1,67 +0,0 @@ -/* - * Copyright 2017 - 2018 Anton Tananaev (anton@traccar.org) - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -package org.traccar.protocol; - -import io.netty.buffer.ByteBuf; -import io.netty.buffer.Unpooled; -import io.netty.channel.Channel; -import io.netty.channel.ChannelHandlerContext; -import org.traccar.BaseFrameDecoder; - -public class WatchFrameDecoder extends BaseFrameDecoder { - - @Override - protected Object decode( - ChannelHandlerContext ctx, Channel channel, ByteBuf buf) throws Exception { - - int endIndex = buf.indexOf(buf.readerIndex(), buf.writerIndex(), (byte) ']') + 1; - if (endIndex > 0) { - ByteBuf frame = Unpooled.buffer(); - while (buf.readerIndex() < endIndex) { - byte b1 = buf.readByte(); - if (b1 == '}') { - byte b2 = buf.readByte(); - switch (b2) { - case 0x01: - frame.writeByte('}'); - break; - case 0x02: - frame.writeByte('['); - break; - case 0x03: - frame.writeByte(']'); - break; - case 0x04: - frame.writeByte(','); - break; - case 0x05: - frame.writeByte('*'); - break; - default: - throw new IllegalArgumentException(String.format( - "unexpected byte at %d: 0x%02x", buf.readerIndex() - 1, b2)); - } - } else { - frame.writeByte(b1); - } - } - return frame; - } - - return null; - } - -} |