From 59416923dcb3a756eaf532cc4259f2f6625c0762 Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Sun, 31 Mar 2019 22:35:39 -0700
Subject: Convert project to gradle

---
 .../traccar/protocol/CarTrackProtocolDecoder.java  | 108 +++++++++++++++++++++
 1 file changed, 108 insertions(+)
 create mode 100644 src/main/java/org/traccar/protocol/CarTrackProtocolDecoder.java

(limited to 'src/main/java/org/traccar/protocol/CarTrackProtocolDecoder.java')

diff --git a/src/main/java/org/traccar/protocol/CarTrackProtocolDecoder.java b/src/main/java/org/traccar/protocol/CarTrackProtocolDecoder.java
new file mode 100644
index 000000000..ce3345826
--- /dev/null
+++ b/src/main/java/org/traccar/protocol/CarTrackProtocolDecoder.java
@@ -0,0 +1,108 @@
+/*
+ * Copyright 2014 - 2018 Anton Tananaev (anton@traccar.org)
+ * Copyright 2014 Rohit
+ *
+ * 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 io.netty.channel.Channel;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.DeviceSession;
+import org.traccar.Protocol;
+import org.traccar.helper.DateBuilder;
+import org.traccar.helper.Parser;
+import org.traccar.helper.PatternBuilder;
+import org.traccar.model.Position;
+
+import java.net.SocketAddress;
+import java.util.regex.Pattern;
+
+public class CarTrackProtocolDecoder extends BaseProtocolDecoder {
+
+    public CarTrackProtocolDecoder(Protocol protocol) {
+        super(protocol);
+    }
+
+    private static final Pattern PATTERN = new PatternBuilder()
+            .text("$$")                          // header
+            .number("(d+)")                      // device id
+            .text("?").expression("*")
+            .text("&A")
+            .number("(dddd)")                    // command
+            .text("&B")
+            .number("(dd)(dd)(dd).(ddd),")       // time (hhmmss.sss)
+            .expression("([AV]),")               // validity
+            .number("(dd)(dd.dddd),")            // latitude
+            .expression("([NS]),")
+            .number("(ddd)(dd.dddd),")           // longitude
+            .expression("([EW]),")
+            .number("(d+.d*)?,")                 // speed
+            .number("(d+.d*)?,")                 // course
+            .number("(dd)(dd)(dd)")              // date (ddmmyy)
+            .any()
+            .expression("&C([^&]*)")             // io
+            .expression("&D([^&]*)")             // odometer
+            .expression("&E([^&]*)")             // alarm
+            .expression("&Y([^&]*)").optional()  // adc
+            .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;
+        }
+
+        Position position = new Position(getProtocolName());
+
+        DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next());
+        if (deviceSession == null) {
+            return null;
+        }
+        position.setDeviceId(deviceSession.getDeviceId());
+
+        position.set(Position.KEY_COMMAND, parser.next());
+
+        DateBuilder dateBuilder = new DateBuilder()
+                .setTime(parser.nextInt(0), parser.nextInt(0), parser.nextInt(0), parser.nextInt(0));
+
+        position.setValid(parser.next().equals("A"));
+        position.setLatitude(parser.nextCoordinate());
+        position.setLongitude(parser.nextCoordinate());
+        position.setSpeed(parser.nextDouble(0));
+        position.setCourse(parser.nextDouble(0));
+
+        dateBuilder.setDateReverse(parser.nextInt(0), parser.nextInt(0), parser.nextInt(0));
+        position.setTime(dateBuilder.getDate());
+
+        position.set(Position.PREFIX_IO + 1, parser.next());
+
+        String odometer = parser.next();
+        odometer = odometer.replace(":", "A");
+        odometer = odometer.replace(";", "B");
+        odometer = odometer.replace("<", "C");
+        odometer = odometer.replace("=", "D");
+        odometer = odometer.replace(">", "E");
+        odometer = odometer.replace("?", "F");
+        position.set(Position.KEY_ODOMETER, Integer.parseInt(odometer, 16));
+
+        parser.next(); // there is no meaningful alarms
+        position.set(Position.PREFIX_ADC + 1, parser.next());
+
+        return position;
+    }
+
+}
-- 
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