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-rw-r--r--src/org/traccar/protocol/Ivt401ProtocolDecoder.java97
1 files changed, 97 insertions, 0 deletions
diff --git a/src/org/traccar/protocol/Ivt401ProtocolDecoder.java b/src/org/traccar/protocol/Ivt401ProtocolDecoder.java
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+++ b/src/org/traccar/protocol/Ivt401ProtocolDecoder.java
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+/*
+ * 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.channel.Channel;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.DeviceSession;
+import org.traccar.helper.Parser;
+import org.traccar.helper.PatternBuilder;
+import org.traccar.helper.UnitsConverter;
+import org.traccar.model.Position;
+
+import java.net.SocketAddress;
+import java.util.regex.Pattern;
+
+public class Ivt401ProtocolDecoder extends BaseProtocolDecoder {
+
+ public Ivt401ProtocolDecoder(Ivt401Protocol protocol) {
+ super(protocol);
+ }
+
+ private static final Pattern PATTERN = new PatternBuilder()
+ .text("(")
+ .expression("TL[ABLN],") // header
+ .number("(d+),") // imei
+ .number("(dd)(dd)(dd),") // date (ddmmyy)
+ .number("(dd)(dd)(dd),") // time (hhmmss)
+ .number("([-+]d+.d+),") // longitude
+ .number("([-+]d+.d+),") // latitude
+ .number("(d+),") // speed
+ .number("(d+),") // course
+ .number("(-?d+.?d*),") // altitude
+ .number("(d+),") // satellites
+ .number("(d),") // gps status
+ .number("(d+),") // rssi
+ .number("(d+),") // input
+ .number("(d+),") // output
+ .number("(d+.d+),") // adc
+ .number("(d+.d+),") // power
+ .number("(d+.d+),") // battery
+ .any()
+ .compile();
+
+ @Override
+ protected Object decode(
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+ Parser parser = new Parser(PATTERN, (String) msg);
+ if (!parser.matches()) {
+ return null;
+ }
+
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next());
+ if (deviceSession == null) {
+ return null;
+ }
+
+ Position position = new Position();
+ position.setProtocol(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
+
+ position.setTime(parser.nextDateTime(Parser.DateTimeFormat.DMY_HMS));
+
+ position.setLongitude(parser.nextDouble());
+ position.setLatitude(parser.nextDouble());
+ position.setSpeed(UnitsConverter.knotsFromKph(parser.nextInt()));
+ position.setCourse(parser.nextInt());
+ position.setAltitude(parser.nextDouble());
+
+ position.set(Position.KEY_SATELLITES, parser.nextInt());
+
+ position.setValid(parser.nextInt() > 0);
+
+ position.set(Position.KEY_RSSI, parser.nextInt());
+ position.set(Position.KEY_INPUT, parser.nextBinInt());
+ position.set(Position.KEY_OUTPUT, parser.nextBinInt());
+ position.set(Position.PREFIX_ADC + 1, parser.nextDouble());
+ position.set(Position.KEY_POWER, parser.nextDouble());
+ position.set(Position.KEY_BATTERY, parser.nextDouble());
+
+ return position;
+ }
+
+}