diff options
Diffstat (limited to 'src/org/traccar/protocol/XexunFrameDecoder.java')
-rw-r--r-- | src/org/traccar/protocol/XexunFrameDecoder.java | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/src/org/traccar/protocol/XexunFrameDecoder.java b/src/org/traccar/protocol/XexunFrameDecoder.java deleted file mode 100644 index 801fb4d59..000000000 --- a/src/org/traccar/protocol/XexunFrameDecoder.java +++ /dev/null @@ -1,57 +0,0 @@ -/* - * Copyright 2012 - 2016 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 org.jboss.netty.buffer.ChannelBuffer; -import org.jboss.netty.channel.Channel; -import org.jboss.netty.channel.ChannelHandlerContext; -import org.jboss.netty.handler.codec.frame.FrameDecoder; -import org.traccar.helper.StringFinder; - -public class XexunFrameDecoder extends FrameDecoder { - - @Override - protected Object decode( - ChannelHandlerContext ctx, Channel channel, ChannelBuffer buf) throws Exception { - - if (buf.readableBytes() < 80) { - return null; - } - - int beginIndex = buf.indexOf(buf.readerIndex(), buf.writerIndex(), new StringFinder("GPRMC")); - if (beginIndex == -1) { - beginIndex = buf.indexOf(buf.readerIndex(), buf.writerIndex(), new StringFinder("GNRMC")); - if (beginIndex == -1) { - return null; - } - } - - int identifierIndex = buf.indexOf(beginIndex, buf.writerIndex(), new StringFinder("imei:")); - if (identifierIndex == -1) { - return null; - } - - int endIndex = buf.indexOf(identifierIndex, buf.writerIndex(), (byte) ','); - if (endIndex == -1) { - return null; - } - - buf.skipBytes(beginIndex - buf.readerIndex()); - - return buf.readBytes(endIndex - beginIndex + 1); - } - -} |