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authorAnton Tananaev <anton.tananaev@gmail.com>2017-05-16 07:46:05 +1200
committerAnton Tananaev <anton.tananaev@gmail.com>2017-05-16 07:46:05 +1200
commit1fb4b23ee69f10f04c69ba2ca1d528737259a5b1 (patch)
tree83636c1e776bee50df0dbe8c6b8b35fd76f2915c
parent668377f71185c44c772ba3690b7c249063ddaafb (diff)
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Implement Alematics protocol
-rw-r--r--setup/default.xml1
-rw-r--r--src/org/traccar/protocol/AlematicsFrameDecoder.java50
-rw-r--r--src/org/traccar/protocol/AlematicsProtocol.java46
-rw-r--r--src/org/traccar/protocol/AlematicsProtocolDecoder.java146
-rw-r--r--test/org/traccar/protocol/AlematicsProtocolDecoderTest.java36
5 files changed, 279 insertions, 0 deletions
diff --git a/setup/default.xml b/setup/default.xml
index 146cba80b..bdcd9227d 100644
--- a/setup/default.xml
+++ b/setup/default.xml
@@ -570,5 +570,6 @@
<entry key='dmt.port'>5137</entry>
<entry key='xt2400.port'>5138</entry>
<entry key='dmthttp.port'>5139</entry>
+ <entry key='alematics.port'>5140</entry>
</properties>
diff --git a/src/org/traccar/protocol/AlematicsFrameDecoder.java b/src/org/traccar/protocol/AlematicsFrameDecoder.java
new file mode 100644
index 000000000..b8b3e3403
--- /dev/null
+++ b/src/org/traccar/protocol/AlematicsFrameDecoder.java
@@ -0,0 +1,50 @@
+/*
+ * 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.buffer.ChannelBuffer;
+import org.jboss.netty.channel.Channel;
+import org.jboss.netty.channel.ChannelHandlerContext;
+import org.jboss.netty.handler.codec.frame.LineBasedFrameDecoder;
+
+public class AlematicsFrameDecoder extends LineBasedFrameDecoder {
+
+ private static final int MESSAGE_MINIMUM_LENGTH = 2;
+
+ public AlematicsFrameDecoder(int maxFrameLength) {
+ super(maxFrameLength);
+ }
+
+ // example of heartbeat: FA F8 00 07 00 03 15 AD 4E 78 3A D2
+
+ @Override
+ protected Object decode(ChannelHandlerContext ctx, Channel channel, ChannelBuffer buf) throws Exception {
+
+ if (buf.readableBytes() < MESSAGE_MINIMUM_LENGTH) {
+ return null;
+ }
+
+ if (buf.getUnsignedShort(buf.readerIndex()) == 0xFAF8) {
+ ChannelBuffer heartbeat = buf.readBytes(12);
+ if (channel != null) {
+ channel.write(heartbeat);
+ }
+ }
+
+ return super.decode(ctx, channel, buf);
+ }
+
+}
diff --git a/src/org/traccar/protocol/AlematicsProtocol.java b/src/org/traccar/protocol/AlematicsProtocol.java
new file mode 100644
index 000000000..241ce8bf9
--- /dev/null
+++ b/src/org/traccar/protocol/AlematicsProtocol.java
@@ -0,0 +1,46 @@
+/*
+ * 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.string.StringDecoder;
+import org.jboss.netty.handler.codec.string.StringEncoder;
+import org.traccar.BaseProtocol;
+import org.traccar.TrackerServer;
+
+import java.util.List;
+
+public class AlematicsProtocol extends BaseProtocol {
+
+ public AlematicsProtocol() {
+ super("alematics");
+ }
+
+ @Override
+ public void initTrackerServers(List<TrackerServer> serverList) {
+ serverList.add(new TrackerServer(new ServerBootstrap(), getName()) {
+ @Override
+ protected void addSpecificHandlers(ChannelPipeline pipeline) {
+ pipeline.addLast("frameDecoder", new AlematicsFrameDecoder(1024));
+ pipeline.addLast("stringEncoder", new StringEncoder());
+ pipeline.addLast("stringDecoder", new StringDecoder());
+ pipeline.addLast("objectDecoder", new AlematicsProtocolDecoder(AlematicsProtocol.this));
+ }
+ });
+ }
+
+}
diff --git a/src/org/traccar/protocol/AlematicsProtocolDecoder.java b/src/org/traccar/protocol/AlematicsProtocolDecoder.java
new file mode 100644
index 000000000..47d31b7a7
--- /dev/null
+++ b/src/org/traccar/protocol/AlematicsProtocolDecoder.java
@@ -0,0 +1,146 @@
+/*
+ * 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.BitUtil;
+import org.traccar.helper.Parser;
+import org.traccar.helper.PatternBuilder;
+import org.traccar.helper.UnitsConverter;
+import org.traccar.model.Position;
+
+import java.net.SocketAddress;
+import java.util.regex.Pattern;
+
+public class AlematicsProtocolDecoder extends BaseProtocolDecoder {
+
+ public AlematicsProtocolDecoder(AlematicsProtocol protocol) {
+ super(protocol);
+ }
+
+ private static final Pattern PATTERN = new PatternBuilder()
+ .text("$T,")
+ .number("(d+),") // type
+ .number("(d+),") // index
+ .number("(d+),") // id
+ .number("(dddd)(dd)(dd)") // gps date
+ .number("(dd)(dd)(dd),") // gps time
+ .number("(dddd)(dd)(dd)") // device date
+ .number("(dd)(dd)(dd),") // device time
+ .number("(-?d+.d+),") // latitude
+ .number("(-?d+.d+),") // longitude
+ .number("(d+),") // speed
+ .number("(d+),") // course
+ .number("(-?d+),") // altitude
+ .number("(d+.d),") // hdop
+ .number("(d+),") // satellites
+ .number("(d+),") // input
+ .number("(d+),") // output
+ .number("(d+.d+),") // adc
+ .number("(d+.d+),") // power
+ .number("(d+),") // odometer
+ .number("(d+),") // extra mask
+ .expression("(.*)") // extra data
+ .compile();
+
+ private void decodeExtras(Position position, Parser parser) {
+
+ int mask = parser.nextInt();
+ String[] data = parser.next().split(",");
+
+ int index = 0;
+
+ if (BitUtil.check(mask, 0)) {
+ index++; // pulse counter 3
+ }
+
+ if (BitUtil.check(mask, 1)) {
+ position.set(Position.KEY_POWER, Integer.parseInt(data[index++]));
+ }
+
+ if (BitUtil.check(mask, 2)) {
+ position.set(Position.KEY_BATTERY, Integer.parseInt(data[index++]));
+ }
+
+ if (BitUtil.check(mask, 3)) {
+ position.set(Position.KEY_OBD_SPEED, Integer.parseInt(data[index++]));
+ }
+
+ if (BitUtil.check(mask, 4)) {
+ position.set(Position.KEY_RPM, Integer.parseInt(data[index++]));
+ }
+
+ if (BitUtil.check(mask, 5)) {
+ position.set(Position.KEY_RSSI, Integer.parseInt(data[index++]));
+ }
+
+ if (BitUtil.check(mask, 6)) {
+ index++; // pulse counter 2
+ }
+
+ if (BitUtil.check(mask, 7)) {
+ index++; // magnetic rotation sensor rpm
+ }
+
+ }
+
+ @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_TYPE, parser.nextInt());
+ position.set(Position.KEY_INDEX, parser.nextInt());
+
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next());
+ if (deviceSession == null) {
+ return null;
+ }
+ position.setDeviceId(deviceSession.getDeviceId());
+
+ position.setFixTime(parser.nextDateTime());
+ position.setDeviceTime(parser.nextDateTime());
+
+ position.setValid(true);
+ position.setLatitude(parser.nextDouble(0));
+ position.setLongitude(parser.nextDouble(0));
+ position.setSpeed(UnitsConverter.knotsFromKph(parser.nextInt(0)));
+ position.setCourse(parser.nextInt(0));
+ position.setAltitude(parser.nextInt(0));
+
+ position.set(Position.KEY_HDOP, parser.nextDouble());
+ position.set(Position.KEY_SATELLITES, parser.nextInt());
+ position.set(Position.KEY_INPUT, parser.nextInt());
+ position.set(Position.KEY_OUTPUT, parser.nextInt());
+ position.set(Position.PREFIX_ADC + 1, parser.nextDouble());
+ position.set(Position.KEY_POWER, parser.nextDouble());
+ position.set(Position.KEY_ODOMETER, parser.nextInt());
+
+ decodeExtras(position, parser);
+
+ return position;
+ }
+
+}
diff --git a/test/org/traccar/protocol/AlematicsProtocolDecoderTest.java b/test/org/traccar/protocol/AlematicsProtocolDecoderTest.java
new file mode 100644
index 000000000..448a48101
--- /dev/null
+++ b/test/org/traccar/protocol/AlematicsProtocolDecoderTest.java
@@ -0,0 +1,36 @@
+package org.traccar.protocol;
+
+import org.junit.Test;
+import org.traccar.ProtocolTest;
+
+public class AlematicsProtocolDecoderTest extends ProtocolTest {
+
+ @Test
+ public void testDecode() throws Exception {
+
+ AlematicsProtocolDecoder decoder = new AlematicsProtocolDecoder(new AlematicsProtocol());
+
+ verifyPosition(decoder, text(
+ "$T,2,552,868259020159698,20170515060949,20170515060949,25.035277,121.561986,0,202,78,1.0,8,1,0,0.000,12.768,1629,38,12770,4109,9"));
+
+ verifyPosition(decoder, text(
+ "$T,2,553,868259020159698,20170515061019,20170515061019,25.035295,121.561981,0,202,79,1.0,8,1,0,0.000,12.768,1629,38,12772,4109,8"));
+
+ verifyPosition(decoder, text(
+ "$T,4,4,868259020159698,20170515061033,20170515061033,25.035303,121.561975,0,202,81,1.7,6,1,0,0.000,12.770,1629,0,$S,A1,1,,12345.67,88.4,301.5,,2593.25,12.4,89.2,,5999.44,789.572,2345.67,,10763,1024,5,"));
+
+ verifyPosition(decoder, text(
+ "$T,2,554,868259020159698,20170515061049,20170515061049,25.035309,121.561976,0,202,82,1.1,7,1,0,0.000,12.768,1629,38,12770,4109,9"));
+
+ verifyPosition(decoder, text(
+ "$T,4,5,868259020159698,20170515061058,20170515061058,25.035308,121.561976,0,202,82,1.2,7,1,0,0.000,12.772,1629,0,$S,A1,1,,12345.67,88.4,301.5,,2593.25,12.4,89.2,,5999.44,789.572,2345.67,,10763,1024,5,"));
+
+ verifyPosition(decoder, text(
+ "$T,50,592,868259020159698,20170515062915,20170515062915,25.035005,121.561555,0,31,89,3.7,5,1,0,0.000,12.752,1629,38,12752,4203,6"));
+
+ verifyPosition(decoder, text(
+ "$T,50,594,868259020159698,20170515062928,20170515062928,25.035151,121.561671,0,31,93,1.8,5,0,0,0.000,12.752,1629,38,12756,4205,6"));
+
+ }
+
+}