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authorAnton Tananaev <anton.tananaev@gmail.com>2019-05-01 23:05:26 -0700
committerAnton Tananaev <anton.tananaev@gmail.com>2019-05-01 23:05:26 -0700
commit3ec3b6958e0cfb2a4e81ae4603908e526dfb1956 (patch)
treeb5f254f4ab1569ab4dffc080fe5cd69d887894ae /src/main/java/org/traccar/protocol/TechTltProtocolDecoder.java
parent8098c2ba47e36b1aa7293a5e3987fd24e94fecf4 (diff)
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Implement TechTLT protocol
Diffstat (limited to 'src/main/java/org/traccar/protocol/TechTltProtocolDecoder.java')
-rw-r--r--src/main/java/org/traccar/protocol/TechTltProtocolDecoder.java87
1 files changed, 87 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/protocol/TechTltProtocolDecoder.java b/src/main/java/org/traccar/protocol/TechTltProtocolDecoder.java
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+++ b/src/main/java/org/traccar/protocol/TechTltProtocolDecoder.java
@@ -0,0 +1,87 @@
+/*
+ * Copyright 2019 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 io.netty.channel.Channel;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.DeviceSession;
+import org.traccar.Protocol;
+import org.traccar.helper.Parser;
+import org.traccar.helper.PatternBuilder;
+import org.traccar.helper.UnitsConverter;
+import org.traccar.model.CellTower;
+import org.traccar.model.Network;
+import org.traccar.model.Position;
+
+import java.net.SocketAddress;
+import java.util.regex.Pattern;
+
+public class TechTltProtocolDecoder extends BaseProtocolDecoder {
+
+ public TechTltProtocolDecoder(Protocol protocol) {
+ super(protocol);
+ }
+
+ private static final Pattern PATTERN_POSITION = new PatternBuilder()
+ .number("(d+)") // id
+ .text("*POS=Y,")
+ .number("(dd):(dd):(dd),") // time
+ .number("(dd)/(dd)/(dd),") // date
+ .number("(dd)(dd.d+)") // latitude
+ .expression("([NS]),")
+ .number("(ddd)(dd.d+)") // longitude
+ .expression("([EW]),")
+ .number("(d+.d+),") // speed
+ .number("(d+.d+),") // course
+ .number("(d+.d+),") // altitude
+ .number("(d+),") // satellites
+ .number("(d+),") // lac
+ .number("(d+)") // cid
+ .compile();
+
+ @Override
+ protected Object decode(
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+ Parser parser = new Parser(PATTERN_POSITION, (String) msg);
+ if (!parser.matches()) {
+ return null;
+ }
+
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next());
+ if (deviceSession == null) {
+ return null;
+ }
+
+ Position position = new Position(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
+
+ position.setValid(true);
+ position.setTime(parser.nextDateTime(Parser.DateTimeFormat.HMS_DMY));
+ position.setLatitude(parser.nextCoordinate());
+ position.setLongitude(parser.nextCoordinate());
+ position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble()));
+ position.setCourse(parser.nextDouble());
+ position.setAltitude(parser.nextDouble());
+
+ position.set(Position.KEY_SATELLITES, parser.nextInt());
+
+ position.setNetwork(new Network(CellTower.fromLacCid(parser.nextInt(), parser.nextInt())));
+
+ return position;
+ }
+
+}