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authorAnton Tananaev <anton.tananaev@gmail.com>2016-09-21 19:31:39 +1200
committerAnton Tananaev <anton.tananaev@gmail.com>2016-09-21 19:31:39 +1200
commit19b17695867e00861c719292aad7ae48f33a8eeb (patch)
tree5750d52229635a923b609b8259e18aad401d5dba /src/org/traccar
parent208b66427643d50d2a5fd0dd29b73abe086ce9db (diff)
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Implement cGuard communication protocol
Diffstat (limited to 'src/org/traccar')
-rw-r--r--src/org/traccar/model/Position.java1
-rw-r--r--src/org/traccar/protocol/CguardProtocol.java47
-rw-r--r--src/org/traccar/protocol/CguardProtocolDecoder.java91
3 files changed, 139 insertions, 0 deletions
diff --git a/src/org/traccar/model/Position.java b/src/org/traccar/model/Position.java
index 710dd1e83..c1058aef9 100644
--- a/src/org/traccar/model/Position.java
+++ b/src/org/traccar/model/Position.java
@@ -57,6 +57,7 @@ public class Position extends Message {
public static final String KEY_THROTTLE = "throttle";
public static final String KEY_MOTION = "motion";
public static final String KEY_ARMED = "armed";
+ public static final String KEY_ACCURACY = "accuracy";
public static final String KEY_OBD_SPEED = "obdSpeed";
public static final String KEY_OBD_ODOMETER = "obdOdometer";
diff --git a/src/org/traccar/protocol/CguardProtocol.java b/src/org/traccar/protocol/CguardProtocol.java
new file mode 100644
index 000000000..1e6d212c8
--- /dev/null
+++ b/src/org/traccar/protocol/CguardProtocol.java
@@ -0,0 +1,47 @@
+/*
+ * 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.bootstrap.ServerBootstrap;
+import org.jboss.netty.channel.ChannelPipeline;
+import org.jboss.netty.handler.codec.frame.LineBasedFrameDecoder;
+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 CguardProtocol extends BaseProtocol {
+
+ public CguardProtocol() {
+ super("cguard");
+ }
+
+ @Override
+ public void initTrackerServers(List<TrackerServer> serverList) {
+ serverList.add(new TrackerServer(new ServerBootstrap(), getName()) {
+ @Override
+ protected void addSpecificHandlers(ChannelPipeline pipeline) {
+ pipeline.addLast("frameDecoder", new LineBasedFrameDecoder(1024));
+ pipeline.addLast("stringDecoder", new StringDecoder());
+ pipeline.addLast("stringEncoder", new StringEncoder());
+ pipeline.addLast("objectDecoder", new CguardProtocolDecoder(CguardProtocol.this));
+ }
+ });
+ }
+
+}
diff --git a/src/org/traccar/protocol/CguardProtocolDecoder.java b/src/org/traccar/protocol/CguardProtocolDecoder.java
new file mode 100644
index 000000000..1646363e5
--- /dev/null
+++ b/src/org/traccar/protocol/CguardProtocolDecoder.java
@@ -0,0 +1,91 @@
+/*
+ * 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.channel.Channel;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.DeviceSession;
+import org.traccar.helper.DateBuilder;
+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 CguardProtocolDecoder extends BaseProtocolDecoder {
+
+ public CguardProtocolDecoder(CguardProtocol protocol) {
+ super(protocol);
+ }
+
+ private static final Pattern PATTERN = new PatternBuilder()
+ .text("NV:")
+ .number("(dd)(dd)(dd) ") // date
+ .number("(dd)(dd)(dd):") // time
+ .number("(-?d+.d+):") // longitude
+ .number("(-?d+.d+):") // latitude
+ .number("(d+.?d*):") // speed
+ .number("(?:NAN|(d+.?d*)):") // accuracy
+ .number("(?:NAN|(d+.?d*)):") // course
+ .number("(?:NAN|(d+.?d*))") // altitude
+ .compile();
+
+ @Override
+ protected Object decode(
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+ String sentence = (String) msg;
+
+ if (sentence.startsWith("ID:") || sentence.startsWith("IDRO:")) {
+ getDeviceSession(channel, remoteAddress, sentence.substring(sentence.indexOf(':') + 1));
+ return null;
+ }
+
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress);
+ if (deviceSession == null) {
+ return null;
+ }
+
+ Parser parser = new Parser(PATTERN, (String) msg);
+ if (!parser.matches()) {
+ return null;
+ }
+
+ Position position = new Position();
+ position.setProtocol(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
+
+ DateBuilder dateBuilder = new DateBuilder()
+ .setDate(parser.nextInt(), parser.nextInt(), parser.nextInt())
+ .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt());
+ position.setTime(dateBuilder.getDate());
+
+ position.setValid(true);
+ position.setLatitude(parser.nextDouble());
+ position.setLongitude(parser.nextDouble());
+ position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble()));
+
+ position.set(Position.KEY_ACCURACY, parser.nextDouble());
+
+ position.setCourse(parser.nextDouble());
+ position.setAltitude(parser.nextDouble());
+
+ return position;
+ }
+
+}