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Diffstat (limited to 'src/main/java/org/traccar/protocol/JidoProtocolDecoder.java')
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diff --git a/src/main/java/org/traccar/protocol/JidoProtocolDecoder.java b/src/main/java/org/traccar/protocol/JidoProtocolDecoder.java
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+/*
+ * Copyright 2021 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.session.DeviceSession;
+import org.traccar.Protocol;
+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 JidoProtocolDecoder extends BaseProtocolDecoder {
+
+ public JidoProtocolDecoder(Protocol protocol) {
+ super(protocol);
+ }
+
+ private static final Pattern PATTERN = new PatternBuilder()
+ .text("*")
+ .number("(d+),") // imei
+ .number("(d+),") // command
+ .expression("([AV]),").optional() // validity
+ .number("(dd)(dd)(dd),") // date (ddmmyy)
+ .number("(dd)(dd)(dd),") // time (hhmmss)
+ .number("(d+)(dd.d+),") // latitude
+ .expression("([NS]),")
+ .number("(d+)(dd.d+),") // longitude
+ .expression("([EW]),")
+ .groupBegin()
+ .number("(d+),") // speed
+ .number("(d+),") // odometer
+ .number("(d+),") // course
+ .number("(-?d+),") // altitude
+ .number("(d+),") // satellites
+ .number("d+,") // gsm 1
+ .number("d+,") // gsm 2
+ .number("([01]),") // charging
+ .number("(d+),") // battery level
+ .expression("([YKN]),") // mode
+ .number("([01]),") // lock
+ .number("[^,]+,") // accelerometer x
+ .number("[^,]+,") // accelerometer y
+ .number("[^,]+,") // accelerometer z
+ .or()
+ .expression("[^,]*,") // data
+ .groupEnd()
+ .number("xx") // checksum
+ .compile();
+
+ private String decodeAlarm(int type) {
+ switch (type) {
+ case 3:
+ return Position.ALARM_LOW_BATTERY;
+ case 4:
+ return Position.ALARM_TAMPERING;
+ default:
+ return null;
+ }
+ }
+
+ @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(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
+
+ position.set(Position.KEY_ALARM, decodeAlarm(parser.nextInt()));
+
+ if (parser.hasNext()) {
+ position.setValid(parser.next().equals("A"));
+ } else {
+ position.setValid(true);
+ }
+
+ position.setTime(parser.nextDateTime(Parser.DateTimeFormat.DMY_HMS));
+ position.setLatitude(parser.nextCoordinate());
+ position.setLongitude(parser.nextCoordinate());
+
+ if (parser.hasNext(9)) {
+
+ position.setSpeed(UnitsConverter.knotsFromKph(parser.nextInt()));
+
+ position.set(Position.KEY_ODOMETER, parser.nextInt());
+
+ position.setCourse(parser.nextInt());
+ position.setAltitude(parser.nextInt());
+
+ position.set(Position.KEY_SATELLITES, parser.nextInt());
+ position.set(Position.KEY_CHARGE, parser.nextInt() > 0);
+ position.set(Position.KEY_BATTERY_LEVEL, parser.nextInt());
+ position.set("mode", parser.next());
+ position.set(Position.KEY_BLOCKED, parser.nextInt() > 0);
+
+ }
+
+ return position;
+ }
+
+}