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authorAnton Tananaev <anton.tananaev@gmail.com>2016-11-26 19:54:14 +1300
committerAnton Tananaev <anton.tananaev@gmail.com>2016-11-26 19:54:14 +1300
commitb0068d87ddf894fc2f7d2688bd4c4ad88c891a2e (patch)
tree94d63486e068dd4905f19c235fd9ae3c9cb4131c /src/org/traccar/protocol/MaestroProtocolDecoder.java
parentfddb9a7d3dfb65cd694dc0d4232efa52ecb835a2 (diff)
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Implement Maestro protocol decoder
Diffstat (limited to 'src/org/traccar/protocol/MaestroProtocolDecoder.java')
-rw-r--r--src/org/traccar/protocol/MaestroProtocolDecoder.java107
1 files changed, 107 insertions, 0 deletions
diff --git a/src/org/traccar/protocol/MaestroProtocolDecoder.java b/src/org/traccar/protocol/MaestroProtocolDecoder.java
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+++ b/src/org/traccar/protocol/MaestroProtocolDecoder.java
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+/*
+ * Copyright 2016 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.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 MaestroProtocolDecoder extends BaseProtocolDecoder {
+
+ public MaestroProtocolDecoder(MaestroProtocol protocol) {
+ super(protocol);
+ }
+
+ private static final Pattern PATTERN = new PatternBuilder()
+ .text("@")
+ .number("(d+),") // imei
+ .number("d+,") // index
+ .expression("[^,]+,") // profile
+ .expression("([01]),") // validity
+ .number("(d+.d+),") // battery
+ .number("(d+),") // gsm
+ .expression("([01]),") // starter
+ .expression("([01]),") // ignition
+ .number("(dd)/(dd)/(dd),") // date
+ .number("(dd):(dd):(dd),") // time
+ .number("(-?d+.d+),") // longitude
+ .number("(-?d+.d+),") // latitude
+ .number("(d+.?d*),") // altitude
+ .number("(d+.?d*),") // speed
+ .number("(d+.?d*),") // course
+ .number("(d+),") // satellites
+ .number("(d+.?d*),") // hdop
+ .number("(d+.?d*)") // odometer
+ .number(",(d+)").optional() // adc
+ .any()
+ .compile();
+
+ @Override
+ protected Object decode(
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+ Parser parser = new Parser(PATTERN, (String) msg);
+ if (!parser.matches()) {
+ return null;
+ }
+
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next());
+ if (deviceSession == null) {
+ return null;
+ }
+
+ Position position = new Position();
+ position.setProtocol(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
+
+ position.setValid(parser.nextInt() == 1);
+
+ position.set(Position.KEY_BATTERY, parser.nextDouble());
+ position.set(Position.KEY_GSM, parser.nextInt());
+ position.set(Position.KEY_CHARGE, parser.nextInt() == 1);
+ position.set(Position.KEY_IGNITION, parser.nextInt() == 1);
+
+ DateBuilder dateBuilder = new DateBuilder()
+ .setDate(parser.nextInt(), parser.nextInt(), parser.nextInt())
+ .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt());
+ position.setTime(dateBuilder.getDate());
+
+ position.setLatitude(parser.nextDouble());
+ position.setLongitude(parser.nextDouble());
+ position.setAltitude(parser.nextDouble());
+ position.setSpeed(UnitsConverter.knotsFromMph(parser.nextDouble()));
+ position.setCourse(parser.nextDouble());
+
+ position.set(Position.KEY_SATELLITES, parser.nextInt());
+ position.set(Position.KEY_HDOP, parser.nextDouble());
+ position.set(Position.KEY_ODOMETER, parser.nextDouble() * 1609.34);
+
+ if (parser.hasNext()) {
+ position.set(Position.PREFIX_ADC + 1, parser.nextInt());
+ }
+
+ return position;
+ }
+
+}