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-rw-r--r--src/org/traccar/protocol/TmgFrameDecoder.java67
-rw-r--r--src/org/traccar/protocol/TmgProtocol.java3
-rw-r--r--src/org/traccar/protocol/TmgProtocolDecoder.java84
3 files changed, 126 insertions, 28 deletions
diff --git a/src/org/traccar/protocol/TmgFrameDecoder.java b/src/org/traccar/protocol/TmgFrameDecoder.java
new file mode 100644
index 000000000..07b4162db
--- /dev/null
+++ b/src/org/traccar/protocol/TmgFrameDecoder.java
@@ -0,0 +1,67 @@
+/*
+ * Copyright 2017 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.buffer.ChannelBuffer;
+import org.jboss.netty.buffer.ChannelBufferIndexFinder;
+import org.jboss.netty.channel.Channel;
+import org.jboss.netty.channel.ChannelHandlerContext;
+import org.jboss.netty.handler.codec.frame.FrameDecoder;
+
+public class TmgFrameDecoder extends FrameDecoder {
+
+ private boolean isLetter(byte c) {
+ return c >= 'a' && c <= 'z';
+ }
+
+ @Override
+ protected Object decode(
+ ChannelHandlerContext ctx, Channel channel, ChannelBuffer buf) throws Exception {
+
+ int beginIndex = buf.indexOf(buf.readerIndex(), buf.writerIndex(), new ChannelBufferIndexFinder() {
+ @Override
+ public boolean find(ChannelBuffer buffer, int guessedIndex) {
+ if (buffer.getByte(guessedIndex) != (byte) '$' || buffer.writerIndex() - guessedIndex < 5) {
+ return false;
+ }
+ if (buffer.getByte(guessedIndex + 4) == ','
+ && isLetter(buffer.getByte(guessedIndex + 1))
+ && isLetter(buffer.getByte(guessedIndex + 2))
+ && isLetter(buffer.getByte(guessedIndex + 3))) {
+ return true;
+ }
+ return false;
+ }
+ });
+
+ if (beginIndex > 0) {
+
+ buf.readerIndex(beginIndex);
+
+ int endIndex = buf.indexOf(beginIndex, buf.writerIndex(), (byte) '\n');
+
+ if (endIndex > 0) {
+ ChannelBuffer frame = buf.readBytes(endIndex - beginIndex);
+ buf.readByte(); // delimiter
+ return frame;
+ }
+
+ }
+
+ return null;
+ }
+
+}
diff --git a/src/org/traccar/protocol/TmgProtocol.java b/src/org/traccar/protocol/TmgProtocol.java
index f30d61e9a..c11762cac 100644
--- a/src/org/traccar/protocol/TmgProtocol.java
+++ b/src/org/traccar/protocol/TmgProtocol.java
@@ -17,7 +17,6 @@ package org.traccar.protocol;
import org.jboss.netty.bootstrap.ServerBootstrap;
import org.jboss.netty.channel.ChannelPipeline;
-import org.jboss.netty.handler.codec.frame.LineBasedFrameDecoder;
import org.jboss.netty.handler.codec.string.StringDecoder;
import org.jboss.netty.handler.codec.string.StringEncoder;
import org.traccar.BaseProtocol;
@@ -36,7 +35,7 @@ public class TmgProtocol extends BaseProtocol {
serverList.add(new TrackerServer(new ServerBootstrap(), getName()) {
@Override
protected void addSpecificHandlers(ChannelPipeline pipeline) {
- pipeline.addLast("frameDecoder", new LineBasedFrameDecoder(1024));
+ pipeline.addLast("frameDecoder", new TmgFrameDecoder());
pipeline.addLast("stringEncoder", new StringEncoder());
pipeline.addLast("stringDecoder", new StringDecoder());
pipeline.addLast("objectDecoder", new TmgProtocolDecoder(TmgProtocol.this));
diff --git a/src/org/traccar/protocol/TmgProtocolDecoder.java b/src/org/traccar/protocol/TmgProtocolDecoder.java
index b8458dd52..a7ca35f70 100644
--- a/src/org/traccar/protocol/TmgProtocolDecoder.java
+++ b/src/org/traccar/protocol/TmgProtocolDecoder.java
@@ -36,7 +36,7 @@ public class TmgProtocolDecoder extends BaseProtocolDecoder {
private static final Pattern PATTERN = new PatternBuilder()
.text("$")
.expression("(...),") // type
- .expression("[LH],") // history
+ .expression("[LH],").optional() // history
.number("(d+),") // imei
.number("(dd)(dd)(dddd),") // date (ddmmyyyy)
.number("(dd)(dd)(dd),") // time (hhmmss)
@@ -47,6 +47,7 @@ public class TmgProtocolDecoder extends BaseProtocolDecoder {
.expression("([EW]),")
.number("(d+.?d*),") // speed
.number("(d+.?d*),") // course
+ .groupBegin()
.number("(-?d+.?d*),") // altitude
.number("(d+.d+),") // hdop
.number("(d+),") // satellites
@@ -65,6 +66,20 @@ public class TmgProtocolDecoder extends BaseProtocolDecoder {
.number("d+.?d*,") // trip meter
.expression("([^,]*),") // software version
.expression("([^,]*),").optional() // rfid
+ .or()
+ .number("[^,]*,") // cid
+ .number("(d+),") // rssi
+ .number("(d+),") // satellites
+ .number("(d+),") // battery level
+ .expression("([01]),") // ignition
+ .expression("[LH]{4},") // input
+ .expression("[NT]{4},") // tamper status
+ .expression("[LH]{2},") // output
+ .number("(d+.d+),") // adc1
+ .number("(d+.d+),") // adc1
+ .number("[^,]*,") // device id
+ .number("(d+),") // odometer
+ .groupEnd()
.any()
.compile();
@@ -115,36 +130,53 @@ public class TmgProtocolDecoder extends BaseProtocolDecoder {
position.setTime(parser.nextDateTime(Parser.DateTimeFormat.DMY_HMS));
- position.setValid(parser.nextInt(0) > 0);
+ position.setValid(parser.nextInt() > 0);
position.setLatitude(parser.nextCoordinate());
position.setLongitude(parser.nextCoordinate());
- position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble(0)));
- position.setCourse(parser.nextDouble(0));
- position.setAltitude(parser.nextDouble(0));
-
- position.set(Position.KEY_HDOP, parser.nextDouble(0));
- position.set(Position.KEY_SATELLITES, parser.nextInt(0));
- position.set(Position.KEY_SATELLITES_VISIBLE, parser.nextInt(0));
- position.set(Position.KEY_OPERATOR, parser.next());
- position.set(Position.KEY_RSSI, parser.nextInt(0));
- position.set(Position.KEY_IGNITION, parser.nextInt(0) == 1);
- position.set(Position.KEY_BATTERY, parser.nextDouble(0));
- position.set(Position.KEY_POWER, parser.nextDouble(0));
-
- int input = parser.nextBinInt(0);
- int output = parser.nextBinInt(0);
-
- if (!BitUtil.check(input, 0)) {
- position.set(Position.KEY_ALARM, Position.ALARM_SOS);
+ position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble()));
+ position.setCourse(parser.nextDouble());
+
+ if (parser.hasNext(15)) {
+
+ position.setAltitude(parser.nextDouble());
+
+ position.set(Position.KEY_HDOP, parser.nextDouble());
+ position.set(Position.KEY_SATELLITES, parser.nextInt());
+ position.set(Position.KEY_SATELLITES_VISIBLE, parser.nextInt());
+ position.set(Position.KEY_OPERATOR, parser.next());
+ position.set(Position.KEY_RSSI, parser.nextInt());
+ position.set(Position.KEY_IGNITION, parser.nextInt() == 1);
+ position.set(Position.KEY_BATTERY, parser.nextDouble());
+ position.set(Position.KEY_POWER, parser.nextDouble());
+
+ int input = parser.nextBinInt();
+ int output = parser.nextBinInt();
+
+ if (!BitUtil.check(input, 0)) {
+ position.set(Position.KEY_ALARM, Position.ALARM_SOS);
+ }
+
+ position.set(Position.KEY_INPUT, input);
+ position.set(Position.KEY_OUTPUT, output);
+
+ position.set(Position.PREFIX_ADC + 1, parser.nextDouble());
+ position.set(Position.PREFIX_ADC + 2, parser.nextDouble());
+ position.set(Position.KEY_VERSION_FW, parser.next());
+ position.set(Position.KEY_DRIVER_UNIQUE_ID, parser.next());
+
}
- position.set(Position.KEY_INPUT, input);
- position.set(Position.KEY_OUTPUT, output);
+ if (parser.hasNext()) {
+
+ position.set(Position.KEY_RSSI, parser.nextInt());
+ position.set(Position.KEY_SATELLITES, parser.nextInt());
+ position.set(Position.KEY_BATTERY_LEVEL, parser.nextInt());
+ position.set(Position.KEY_IGNITION, parser.nextInt() == 1);
+ position.set(Position.PREFIX_ADC + 1, parser.nextDouble());
+ position.set(Position.PREFIX_ADC + 2, parser.nextDouble());
+ position.set(Position.KEY_ODOMETER, parser.nextInt());
- position.set(Position.PREFIX_ADC + 1, parser.nextDouble(0));
- position.set(Position.PREFIX_ADC + 2, parser.nextDouble(0));
- position.set(Position.KEY_VERSION_FW, parser.next());
- position.set(Position.KEY_DRIVER_UNIQUE_ID, parser.next());
+ }
return position;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-03 19:22:27 +0000