From 912e63f296c6e4b7ec6e56768b55904e461dd07c Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Sat, 7 Nov 2015 17:33:12 +1300
Subject: Replace Calendar with DateBuilder

---
 src/org/traccar/protocol/M2mProtocolDecoder.java | 36 +++++++++---------------
 1 file changed, 14 insertions(+), 22 deletions(-)

(limited to 'src/org/traccar/protocol/M2mProtocolDecoder.java')

diff --git a/src/org/traccar/protocol/M2mProtocolDecoder.java b/src/org/traccar/protocol/M2mProtocolDecoder.java
index 6e57b5766..d60303601 100644
--- a/src/org/traccar/protocol/M2mProtocolDecoder.java
+++ b/src/org/traccar/protocol/M2mProtocolDecoder.java
@@ -16,13 +16,12 @@
 package org.traccar.protocol;
 
 import java.net.SocketAddress;
-import java.util.Calendar;
-import java.util.TimeZone;
 
 import org.jboss.netty.buffer.ChannelBuffer;
 import org.jboss.netty.channel.Channel;
 
 import org.traccar.BaseProtocolDecoder;
+import org.traccar.helper.DateBuilder;
 import org.traccar.model.Event;
 import org.traccar.model.Position;
 
@@ -36,8 +35,7 @@ public class M2mProtocolDecoder extends BaseProtocolDecoder {
 
     @Override
     protected Object decode(
-            Channel channel, SocketAddress remoteAddress, Object msg)
-            throws Exception {
+            Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
 
         ChannelBuffer buf = (ChannelBuffer) msg;
 
@@ -53,7 +51,6 @@ public class M2mProtocolDecoder extends BaseProtocolDecoder {
 
             firstPacket = false;
 
-            // Read IMEI
             StringBuilder imei = new StringBuilder();
             for (int i = 0; i < 8; i++) {
                 int b = buf.readByte();
@@ -63,28 +60,23 @@ public class M2mProtocolDecoder extends BaseProtocolDecoder {
                 imei.append(b % 10);
             }
 
-            // Identification
             identify(imei.toString(), channel);
 
         } else if (hasDeviceId()) {
 
-            // Create new position
             Position position = new Position();
             position.setProtocol(getProtocolName());
             position.setDeviceId(getDeviceId());
 
-            // Date and time
-            Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
-            time.clear();
-            time.set(Calendar.DAY_OF_MONTH, buf.readUnsignedByte() & 0x3f);
-            time.set(Calendar.MONTH, (buf.readUnsignedByte() & 0x3f) - 1);
-            time.set(Calendar.YEAR, 2000 + buf.readUnsignedByte());
-            time.set(Calendar.HOUR_OF_DAY, buf.readUnsignedByte() & 0x3f);
-            time.set(Calendar.MINUTE, buf.readUnsignedByte() & 0x7f);
-            time.set(Calendar.SECOND, buf.readUnsignedByte() & 0x7f);
-            position.setTime(time.getTime());
-
-            // Location
+            DateBuilder dateBuilder = new DateBuilder()
+                    .setDay(buf.readUnsignedByte() & 0x3f)
+                    .setMonth(buf.readUnsignedByte() & 0x3f)
+                    .setYear(buf.readUnsignedByte())
+                    .setHour(buf.readUnsignedByte() & 0x3f)
+                    .setMinute(buf.readUnsignedByte() & 0x7f)
+                    .setSecond(buf.readUnsignedByte() & 0x7f);
+            position.setTime(dateBuilder.getDate());
+
             int degrees = buf.readUnsignedByte();
             double latitude = buf.readUnsignedByte();
             latitude += buf.readUnsignedByte() / 100.0;
@@ -108,19 +100,19 @@ public class M2mProtocolDecoder extends BaseProtocolDecoder {
                 latitude = -latitude;
             }
 
+            position.setValid(true);
             position.setLatitude(latitude);
             position.setLongitude(longitude);
             position.setSpeed(buf.readUnsignedByte());
 
-            // Satellites
             int satellites = buf.readUnsignedByte();
             if (satellites == 0) {
                 return null; // cell information
             }
             position.set(Event.KEY_SATELLITES, satellites);
-            position.setValid(true);
 
-            // TODO decode everything else
+            // decode other data
+
             return position;
 
         }
-- 
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