Properly handle datagram channels

2 files changed, 12 insertions, 11 deletions

diff --git a/src/org/traccar/protocol/Gps103Protocol.java b/src/org/traccar/protocol/Gps103Protocol.java
index aa96215da..cdf6e10a9 100644
--- a/src/org/traccar/protocol/Gps103Protocol.java
+++ b/src/org/traccar/protocol/Gps103Protocol.java
@@ -16,8 +16,8 @@
 package org.traccar.protocol;
 
 import io.netty.channel.ChannelPipeline;
-import io.netty.handler.codec.string.StringDecoder;
-import io.netty.handler.codec.string.StringEncoder;
+import org.traccar.AdvancedStringDecoder;
+import org.traccar.AdvancedStringEncoder;
 import org.traccar.BaseProtocol;
 import org.traccar.CharacterDelimiterFrameDecoder;
 import org.traccar.TrackerServer;
@@ -45,19 +45,19 @@ public class Gps103Protocol extends BaseProtocol {
     public void initTrackerServers(List<TrackerServer> serverList) {
         serverList.add(new TrackerServer(false, getName()) {
             @Override
-            protected void addSpecificHandlers(ChannelPipeline pipeline) {
+            protected void addProtocolHandlers(ChannelPipeline pipeline) {
                 pipeline.addLast("frameDecoder", new CharacterDelimiterFrameDecoder(2048, "\r\n", "\n", ";"));
-                pipeline.addLast("stringEncoder", new StringEncoder());
-                pipeline.addLast("stringDecoder", new StringDecoder());
+                pipeline.addLast("stringEncoder", new AdvancedStringEncoder());
+                pipeline.addLast("stringDecoder", new AdvancedStringDecoder());
                 pipeline.addLast("objectEncoder", new Gps103ProtocolEncoder());
                 pipeline.addLast("objectDecoder", new Gps103ProtocolDecoder(Gps103Protocol.this));
             }
         });
         serverList.add(new TrackerServer(true, getName()) {
             @Override
-            protected void addSpecificHandlers(ChannelPipeline pipeline) {
-                pipeline.addLast("stringEncoder", new StringEncoder());
-                pipeline.addLast("stringDecoder", new StringDecoder());
+            protected void addProtocolHandlers(ChannelPipeline pipeline) {
+                pipeline.addLast("stringEncoder", new AdvancedStringEncoder());
+                pipeline.addLast("stringDecoder", new AdvancedStringDecoder());
                 pipeline.addLast("objectEncoder", new Gps103ProtocolEncoder());
                 pipeline.addLast("objectDecoder", new Gps103ProtocolDecoder(Gps103Protocol.this));
             }
diff --git a/src/org/traccar/protocol/Gps103ProtocolDecoder.java b/src/org/traccar/protocol/Gps103ProtocolDecoder.java
index 4e39b32b3..7a66a48bd 100644
--- a/src/org/traccar/protocol/Gps103ProtocolDecoder.java
+++ b/src/org/traccar/protocol/Gps103ProtocolDecoder.java
@@ -18,6 +18,7 @@ package org.traccar.protocol;
 import io.netty.channel.Channel;
 import org.traccar.BaseProtocolDecoder;
 import org.traccar.DeviceSession;
+import org.traccar.NetworkMessage;
 import org.traccar.helper.DateBuilder;
 import org.traccar.helper.Parser;
 import org.traccar.helper.PatternBuilder;
@@ -160,7 +161,7 @@ public class Gps103ProtocolDecoder extends BaseProtocolDecoder {
         position.set(Position.KEY_ALARM, decodeAlarm(alarm));
         if (alarm.equals("help me")) {
             if (channel != null) {
-                channel.write("**,imei:" + imei + ",E;");
+                channel.writeAndFlush(new NetworkMessage("**,imei:" + imei + ",E;", remoteAddress));
             }
         } else if (alarm.equals("acc on")) {
             position.set(Position.KEY_IGNITION, true);
@@ -276,7 +277,7 @@ public class Gps103ProtocolDecoder extends BaseProtocolDecoder {
 
         if (sentence.contains("##")) {
             if (channel != null) {
-                channel.write("LOAD");
+                channel.writeAndFlush(new NetworkMessage("LOAD", remoteAddress));
                 Matcher matcher = Pattern.compile("##,imei:(\\d+),A").matcher(sentence);
                 if (matcher.matches()) {
                     getDeviceSession(channel, remoteAddress, matcher.group(1));
@@ -287,7 +288,7 @@ public class Gps103ProtocolDecoder extends BaseProtocolDecoder {
 
         if (!sentence.isEmpty() && Character.isDigit(sentence.charAt(0))) {
             if (channel != null) {
-                channel.write("ON");
+                channel.writeAndFlush(new NetworkMessage("ON", remoteAddress));
             }
             int start = sentence.indexOf("imei:");
             if (start >= 0) {