diff options
Diffstat (limited to 'src/org/traccar/protocol/T57FrameDecoder.java')
-rw-r--r-- | src/org/traccar/protocol/T57FrameDecoder.java | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/src/org/traccar/protocol/T57FrameDecoder.java b/src/org/traccar/protocol/T57FrameDecoder.java deleted file mode 100644 index 14ba31453..000000000 --- a/src/org/traccar/protocol/T57FrameDecoder.java +++ /dev/null @@ -1,49 +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.channel.Channel; -import io.netty.channel.ChannelHandlerContext; -import org.traccar.BaseFrameDecoder; - -import java.nio.charset.StandardCharsets; - -public class T57FrameDecoder extends BaseFrameDecoder { - - @Override - protected Object decode( - ChannelHandlerContext ctx, Channel channel, ByteBuf buf) throws Exception { - - if (buf.readableBytes() < 10) { - return null; - } - - String type = buf.toString(buf.readerIndex() + 5, 2, StandardCharsets.US_ASCII); - int count = type.equals("F3") ? 12 : 14; - - int index = 0; - while (index >= 0 && count > 0) { - index = buf.indexOf(index + 1, buf.writerIndex(), (byte) '#'); - if (index > 0) { - count -= 1; - } - } - - return index > 0 ? buf.readRetainedSlice(index + 1 - buf.readerIndex()) : null; - } - -} |