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authorAnton Tananaev <anton.tananaev@gmail.com>2016-10-03 08:09:22 +1300
committerAnton Tananaev <anton.tananaev@gmail.com>2016-10-03 08:09:22 +1300
commit118c650bd2fd55e8e61349f9173ce12900dcf4ee (patch)
treea54de26781b5e24c52d1ef4a46059a36d8bc6676 /src/org/traccar/protocol/SmokeyProtocolDecoder.java
parent5fa04496f7f752e6c7fe339b712875ae6b860d3d (diff)
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Start Smokey protocol implementation
Diffstat (limited to 'src/org/traccar/protocol/SmokeyProtocolDecoder.java')
-rw-r--r--src/org/traccar/protocol/SmokeyProtocolDecoder.java83
1 files changed, 83 insertions, 0 deletions
diff --git a/src/org/traccar/protocol/SmokeyProtocolDecoder.java b/src/org/traccar/protocol/SmokeyProtocolDecoder.java
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+/*
+ * Copyright 2016 Anton Tananaev (anton.tananaev@gmail.com)
+ *
+ * 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.buffer.ChannelBuffers;
+import org.jboss.netty.channel.Channel;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.DeviceSession;
+import org.traccar.helper.DateBuilder;
+import org.traccar.model.Position;
+
+import java.net.SocketAddress;
+
+public class SmokeyProtocolDecoder extends BaseProtocolDecoder {
+
+ public SmokeyProtocolDecoder(SmokeyProtocol protocol) {
+ super(protocol);
+ }
+
+ @Override
+ protected Object decode(
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+ ChannelBuffer buf = (ChannelBuffer) msg;
+
+ buf.skipBytes(2); // header
+ buf.readUnsignedByte(); // protocol version
+
+ String id = ChannelBuffers.hexDump(buf.readBytes(8));
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, id);
+ if (deviceSession == null) {
+ return null;
+ }
+
+ int type = buf.readUnsignedByte();
+
+ if (type == 0) {
+
+ if (channel != null) {
+ // TODO send ack
+ }
+
+ Position position = new Position();
+ position.setProtocol(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
+
+ position.set(Position.KEY_STATUS, buf.readUnsignedByte());
+
+ DateBuilder dateBuilder = new DateBuilder()
+ .setDate(2000, 1, 1).addSeconds(buf.readUnsignedInt());
+
+ getLastLocation(position, dateBuilder.getDate());
+
+ position.set(Position.KEY_INDEX, buf.readUnsignedByte());
+
+ buf.readUnsignedShort(); // task / parameter number
+
+ buf.readUnsignedShort(); // length
+
+ // data
+
+ return position;
+
+ }
+
+ return null;
+ }
+
+}