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authorAnton Tananaev <anton.tananaev@gmail.com>2013-08-06 22:18:45 +1200
committerAnton Tananaev <anton.tananaev@gmail.com>2013-08-06 22:18:45 +1200
commitc10858c1ae7f4dca0c9ae88e19bb069b91ad0792 (patch)
tree1334c6cd825a4622055bb14d8fbf8f67018b4799 /src/org/traccar/protocol/RuptelaProtocolDecoder.java
parent5060907d594f54287e9cbd402c1d8804151fcede (diff)
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Added Ruptela protocol
Diffstat (limited to 'src/org/traccar/protocol/RuptelaProtocolDecoder.java')
-rw-r--r--src/org/traccar/protocol/RuptelaProtocolDecoder.java133
1 files changed, 133 insertions, 0 deletions
diff --git a/src/org/traccar/protocol/RuptelaProtocolDecoder.java b/src/org/traccar/protocol/RuptelaProtocolDecoder.java
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+++ b/src/org/traccar/protocol/RuptelaProtocolDecoder.java
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+/*
+ * Copyright 2013 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 java.util.Date;
+import java.util.LinkedList;
+import java.util.List;
+import org.jboss.netty.buffer.ChannelBuffer;
+import org.jboss.netty.buffer.ChannelBuffers;
+import org.jboss.netty.channel.Channel;
+import org.jboss.netty.channel.ChannelHandlerContext;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.ServerManager;
+import org.traccar.helper.Log;
+import org.traccar.model.ExtendedInfoFormatter;
+import org.traccar.model.Position;
+
+public class RuptelaProtocolDecoder extends BaseProtocolDecoder {
+
+ public RuptelaProtocolDecoder(ServerManager serverManager) {
+ super(serverManager);
+ }
+
+ private static final int COMMAND_RECORDS = 0x01;
+
+ @Override
+ protected Object decode(ChannelHandlerContext ctx, Channel channel, Object msg)
+ throws Exception {
+
+ ChannelBuffer buf = (ChannelBuffer) msg;
+
+ buf.readUnsignedShort(); // data length
+
+ // Identify device
+ String imei = String.valueOf(buf.readLong());
+ long deviceId;
+ try {
+ deviceId = getDataManager().getDeviceByImei(imei).getId();
+ } catch(Exception error) {
+ Log.warning("Unknown device - " + imei);
+ return null;
+ }
+
+ int type = buf.readUnsignedByte();
+
+ if (type == COMMAND_RECORDS) {
+ List<Position> positions = new LinkedList<Position>();
+
+ buf.readUnsignedByte(); // records left
+ int count = buf.readUnsignedByte();
+
+ for (int i = 0; i < count; i++) {
+ Position position = new Position();
+ ExtendedInfoFormatter extendedInfo = new ExtendedInfoFormatter("ruptela");
+ position.setDeviceId(deviceId);
+
+ // Time
+ position.setTime(new Date(buf.readUnsignedInt() * 1000));
+ buf.readUnsignedByte(); // timestamp extension
+
+ buf.readUnsignedByte(); // priority (reserved)
+
+ // Location
+ position.setLongitude(buf.readInt() / 10000000.0);
+ position.setLatitude(buf.readInt() / 10000000.0);
+ position.setAltitude(buf.readUnsignedShort() / 10.0);
+ position.setCourse(buf.readUnsignedShort() / 100.0);
+
+ // Validity
+ int satellites = buf.readUnsignedByte();
+ extendedInfo.set("satellites", satellites);
+ position.setValid(satellites >= 3);
+
+ position.setSpeed(buf.readUnsignedShort() * 0.539957);
+
+ extendedInfo.set("hdop", buf.readUnsignedByte() / 10.0);
+
+ buf.readUnsignedByte();
+
+ // Read 1 byte data
+ int cnt = buf.readUnsignedByte();
+ for (int j = 0; j < cnt; j++) {
+ extendedInfo.set("io" + buf.readUnsignedByte(), buf.readUnsignedByte());
+ }
+
+ // Read 2 byte data
+ cnt = buf.readUnsignedByte();
+ for (int j = 0; j < cnt; j++) {
+ extendedInfo.set("io" + buf.readUnsignedByte(), buf.readUnsignedShort());
+ }
+
+ // Read 4 byte data
+ cnt = buf.readUnsignedByte();
+ for (int j = 0; j < cnt; j++) {
+ extendedInfo.set("io" + buf.readUnsignedByte(), buf.readUnsignedInt());
+ }
+
+ // Read 8 byte data
+ cnt = buf.readUnsignedByte();
+ for (int j = 0; j < cnt; j++) {
+ extendedInfo.set("io" + buf.readUnsignedByte(), buf.readLong());
+ }
+
+ position.setExtendedInfo(extendedInfo.toString());
+ positions.add(position);
+ }
+
+ // Acknowledgement
+ if (channel != null) {
+ byte[] response = {0x00, 0x02, 0x64, 0x01, 0x13, (byte)0xbc};
+ channel.write(ChannelBuffers.wrappedBuffer(response));
+ }
+
+ return positions;
+ }
+
+ return null;
+ }
+
+}