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authorAnton Tananaev <anton.tananaev@gmail.com>2017-05-30 17:53:28 +1200
committerAnton Tananaev <anton.tananaev@gmail.com>2017-05-30 17:53:28 +1200
commitb7cb296cf20d6f526f5bf3f59844d13852a8cbac (patch)
treedcf5cab56735fde28e3f07deabafac89392d0d31 /src/org/traccar
parent54d9f0a3267fd8cef28c7fb70aba0a445bd820f6 (diff)
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Implement FlexComm protocol
Diffstat (limited to 'src/org/traccar')
-rw-r--r--src/org/traccar/protocol/FlexCommProtocol.java47
-rw-r--r--src/org/traccar/protocol/FlexCommProtocolDecoder.java117
2 files changed, 164 insertions, 0 deletions
diff --git a/src/org/traccar/protocol/FlexCommProtocol.java b/src/org/traccar/protocol/FlexCommProtocol.java
new file mode 100644
index 000000000..5dba4421a
--- /dev/null
+++ b/src/org/traccar/protocol/FlexCommProtocol.java
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2017 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.bootstrap.ServerBootstrap;
+import org.jboss.netty.channel.ChannelPipeline;
+import org.jboss.netty.handler.codec.frame.FixedLengthFrameDecoder;
+import org.jboss.netty.handler.codec.string.StringDecoder;
+import org.jboss.netty.handler.codec.string.StringEncoder;
+import org.traccar.BaseProtocol;
+import org.traccar.TrackerServer;
+
+import java.util.List;
+
+public class FlexCommProtocol extends BaseProtocol {
+
+ public FlexCommProtocol() {
+ super("flexcomm");
+ }
+
+ @Override
+ public void initTrackerServers(List<TrackerServer> serverList) {
+ serverList.add(new TrackerServer(new ServerBootstrap(), getName()) {
+ @Override
+ protected void addSpecificHandlers(ChannelPipeline pipeline) {
+ pipeline.addLast("frameDecoder", new FixedLengthFrameDecoder(2 + 2 + 101 + 5));
+ pipeline.addLast("stringEncoder", new StringEncoder());
+ pipeline.addLast("stringDecoder", new StringDecoder());
+ pipeline.addLast("objectDecoder", new FlexCommProtocolDecoder(FlexCommProtocol.this));
+ }
+ });
+ }
+
+}
diff --git a/src/org/traccar/protocol/FlexCommProtocolDecoder.java b/src/org/traccar/protocol/FlexCommProtocolDecoder.java
new file mode 100644
index 000000000..e565bf0de
--- /dev/null
+++ b/src/org/traccar/protocol/FlexCommProtocolDecoder.java
@@ -0,0 +1,117 @@
+/*
+ * Copyright 2017 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.channel.Channel;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.DeviceSession;
+import org.traccar.helper.Parser;
+import org.traccar.helper.PatternBuilder;
+import org.traccar.helper.UnitsConverter;
+import org.traccar.model.CellTower;
+import org.traccar.model.Network;
+import org.traccar.model.Position;
+
+import java.net.SocketAddress;
+import java.util.regex.Pattern;
+
+public class FlexCommProtocolDecoder extends BaseProtocolDecoder {
+
+ public FlexCommProtocolDecoder(FlexCommProtocol protocol) {
+ super(protocol);
+ }
+
+ private static final Pattern PATTERN = new PatternBuilder()
+ .text("7E")
+ .number("(dd)") // status
+ .number("(d{15})") // imei
+ .number("(dddd)(dd)(dd)") // date (yyyymmdd)
+ .number("(dd)(dd)(dd)") // time (hhmmss)
+ .expression("([01])") // valid
+ .number("(d{9})") // latitude
+ .number("(d{10})") // longitude
+ .number("(d{4})") // altitude
+ .number("(ddd)") // speed
+ .number("(ddd)") // course
+ .number("(dd)") // satellites view
+ .number("(dd)") // satellites used
+ .number("(dd)") // rssi
+ .number("(ddd)") // mcc
+ .number("(ddd)") // mnc
+ .number("(x{6})") // lac
+ .number("(x{6})") // cid
+ .expression("([01]{3})") // input
+ .expression("([01]{2})") // output
+ .number("(ddd)") // fuel
+ .number("(d{4})") // temperature
+ .number("(ddd)") // battery
+ .number("(ddd)") // power
+ .any()
+ .compile();
+
+ private static double parseSignedValue(Parser parser, int decimalPoints) {
+ String stringValue = parser.next();
+ boolean negative = stringValue.charAt(0) == '1';
+ double value = Integer.parseInt(stringValue.substring(1)) * Math.pow(10, -decimalPoints);
+ return negative ? -value : value;
+ }
+
+ @Override
+ protected Object decode(
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+ Parser parser = new Parser(PATTERN, (String) msg);
+ if (!parser.matches()) {
+ return null;
+ }
+
+ Position position = new Position();
+ position.setProtocol(getProtocolName());
+
+ position.set(Position.KEY_STATUS, parser.nextInt());
+
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next());
+ if (deviceSession == null) {
+ return null;
+ }
+ position.setDeviceId(deviceSession.getDeviceId());
+
+ position.setValid(parser.next().equals("1"));
+ position.setTime(parser.nextDateTime());
+ position.setLatitude(parseSignedValue(parser, 6));
+ position.setLongitude(parseSignedValue(parser, 6));
+ position.setAltitude(parseSignedValue(parser, 0));
+ position.setSpeed(UnitsConverter.knotsFromKph(parser.nextInt()));
+ position.setCourse(parser.nextDouble(0));
+
+ position.set(Position.KEY_SATELLITES_VISIBLE, parser.nextInt());
+ position.set(Position.KEY_SATELLITES, parser.nextInt());
+ position.set(Position.KEY_RSSI, parser.nextInt());
+
+ position.setNetwork(new Network(CellTower.from(
+ parser.nextInt(), parser.nextInt(), parser.nextHexInt(), parser.nextHexInt())));
+
+ position.set(Position.KEY_INPUT, parser.nextInt());
+ position.set(Position.KEY_OUTPUT, parser.nextInt());
+ position.set(Position.KEY_FUEL_LEVEL, parser.nextInt());
+ position.set(Position.PREFIX_TEMP + 1, parseSignedValue(parser, 0));
+ position.set(Position.KEY_BATTERY_LEVEL, parser.nextInt());
+ position.set(Position.KEY_POWER, parser.nextInt() * 0.1);
+
+ return position;
+ }
+
+}