Add VT300 protocol

1 files changed, 134 insertions, 0 deletions

diff --git a/src/org/traccar/protocol/Vt300ProtocolDecoder.java b/src/org/traccar/protocol/Vt300ProtocolDecoder.java
new file mode 100644
index 000000000..9e2b2db13
--- /dev/null
+++ b/src/org/traccar/protocol/Vt300ProtocolDecoder.java
@@ -0,0 +1,134 @@
+/*
+ * Copyright 2013 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 java.util.Calendar;
+import java.util.TimeZone;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+import org.jboss.netty.channel.Channel;
+import org.jboss.netty.channel.ChannelHandlerContext;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.ServerManager;
+import org.traccar.helper.Log;
+import org.traccar.model.Position;
+
+public class Vt300ProtocolDecoder extends BaseProtocolDecoder {
+
+    public Vt300ProtocolDecoder(ServerManager serverManager) {
+        super(serverManager);
+    }
+
+    /**
+     * Regular expressions pattern
+     */
+    //210000001,20070313170040,121.123456,12.654321,0,233,0,9,2,0.0, 0,0.00,0.00,0
+    //YYYYMMDDhhmmss
+    static private Pattern pattern = Pattern.compile(
+            ".*" +                         // Header
+            "(\\d+)," +                    // Device Identifier
+            "(\\d{4})(\\d{2})(\\d{2})" +   // Date (YYYYMMDD)
+            "(\\d{2})(\\d{2})(\\d{2})," +  // Time (HHMMSS)
+            "(-?\\d+\\.\\d+)," +           // Longitude
+            "(-?\\d+\\.\\d+)," +           // Latitude
+            "(\\d+)," +                    // Speed
+            "(\\d+)," +                    // Course
+            "(\\d+)," +                    // Altitude
+            "(\\d+)," +                    // Satellites
+            "(\\d+)," +                    // Event
+            "(\\d+\\.\\d+)," +             // Milage
+            "(\\d+)," +                    // Input
+            "(\\d+\\.\\d+)," +             // ADC1
+            "(\\d+\\.\\d+)," +             // ADC2
+            "(\\d+)");                     // Output
+
+    @Override
+    protected Object decode(
+            ChannelHandlerContext ctx, Channel channel, Object msg)
+            throws Exception {
+
+        // Parse message
+        Matcher parser = pattern.matcher((String) msg);
+        if (!parser.matches()) {
+            return null;
+        }
+
+        // Create new position
+        Position position = new Position();
+        StringBuilder extendedInfo = new StringBuilder("<protocol>vt300</protocol>");
+        int index = 1;
+
+        // Device identifier
+        String id = parser.group(index++);
+        try {
+            position.setDeviceId(getDataManager().getDeviceByImei(id).getId());
+        } catch(Exception error) {
+            Log.warning("Unknown device - " + id);
+            return null;
+        }
+
+        // Time
+        Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
+        time.clear();
+        time.set(Calendar.YEAR, Integer.valueOf(parser.group(index++)));
+        time.set(Calendar.MONTH, Integer.valueOf(parser.group(index++)) - 1);
+        time.set(Calendar.DAY_OF_MONTH, Integer.valueOf(parser.group(index++)));
+        time.set(Calendar.HOUR, Integer.valueOf(parser.group(index++)));
+        time.set(Calendar.MINUTE, Integer.valueOf(parser.group(index++)));
+        time.set(Calendar.SECOND, Integer.valueOf(parser.group(index++)));
+        position.setTime(time.getTime());
+
+        // Position data
+        position.setLongitude(Double.valueOf(parser.group(index++)));
+        position.setLatitude(Double.valueOf(parser.group(index++)));
+        position.setSpeed(Double.valueOf(parser.group(index++)));
+        position.setCourse(Double.valueOf(parser.group(index++)));
+        position.setAltitude(Double.valueOf(parser.group(index++)));
+
+        // Satellites
+        int satellites = Integer.valueOf(parser.group(index++));
+        position.setValid(satellites >= 3);
+        extendedInfo.append("<satellites>").append(satellites).append("</satellites>");
+        
+        // Event
+        extendedInfo.append("<event>");
+        extendedInfo.append(parser.group(index++));
+        extendedInfo.append("</event>");
+        
+        // Milage
+        extendedInfo.append("<milage>");
+        extendedInfo.append(parser.group(index++));
+        extendedInfo.append("</milage>");
+        
+        // Input
+        extendedInfo.append("<input>");
+        extendedInfo.append(parser.group(index++));
+        extendedInfo.append("</input>");
+        
+        // ADC
+        extendedInfo.append("<adc1>").append(parser.group(index++)).append("</adc1>");
+        extendedInfo.append("<adc2>").append(parser.group(index++)).append("</adc2>");
+        
+        // Output
+        extendedInfo.append("<output>");
+        extendedInfo.append(parser.group(index++));
+        extendedInfo.append("</output>");
+
+        position.setExtendedInfo(extendedInfo.toString());
+        return position;
+    }
+
+}