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Diffstat (limited to 'src/org/traccar/protocol/MilesmateProtocolDecoder.java')
-rw-r--r--src/org/traccar/protocol/MilesmateProtocolDecoder.java103
1 files changed, 103 insertions, 0 deletions
diff --git a/src/org/traccar/protocol/MilesmateProtocolDecoder.java b/src/org/traccar/protocol/MilesmateProtocolDecoder.java
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+++ b/src/org/traccar/protocol/MilesmateProtocolDecoder.java
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+/*
+ * Copyright 2018 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.helper.BitUtil;
+import org.traccar.helper.DateBuilder;
+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 MilesmateProtocolDecoder extends BaseProtocolDecoder {
+
+ public MilesmateProtocolDecoder(MilesmateProtocol protocol) {
+ super(protocol);
+ }
+
+ private static final Pattern PATTERN = new PatternBuilder()
+ .text("ApiString={")
+ .number("A:(d+),") // imei
+ .number("B:(d+.d+),") // battery
+ .number("C:(d+.d+),") // adc
+ .number("D:(dd)(dd)(dd),") // time (hhmmss)
+ .number("E:(dd)(dd.d+)([NS]),") // latitude
+ .number("F:(ddd)(dd.d+)([EW]),") // longitude
+ .number("G:(d+.d+),") // speed
+ .number("H:(dd)(dd)(dd),") // date (ddmmyy)
+ .expression("I:[GL],") // location source
+ .number("J:([01]{8}),") // flags
+ .number("K:([01]{7})") // flags
+ .expression("([AV]),") // validity
+ .number("L:d{4},") // pin
+ .number("M:(d+.d+)") // course
+ .text("}")
+ .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(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
+
+ position.set(Position.KEY_BATTERY, parser.nextDouble());
+ position.set(Position.PREFIX_ADC + 1, parser.nextDouble());
+
+ DateBuilder dateBuilder = new DateBuilder()
+ .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt());
+
+ position.setLatitude(parser.nextCoordinate());
+ position.setLongitude(parser.nextCoordinate());
+ position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble()));
+
+ dateBuilder.setDateReverse(parser.nextInt(), parser.nextInt(), parser.nextInt());
+ position.setTime(dateBuilder.getDate());
+
+ int flags = parser.nextBinInt();
+ position.set(Position.KEY_IGNITION, BitUtil.check(flags, 8 - 1));
+ position.set(Position.KEY_ALARM, BitUtil.check(flags, 8 - 2) ? Position.ALARM_SOS : null);
+ position.set(Position.KEY_CHARGE, BitUtil.check(flags, 8 - 6));
+ position.set(Position.KEY_ALARM, BitUtil.check(flags, 8 - 8) ? Position.ALARM_OVERSPEED : null);
+
+ flags = parser.nextBinInt() << 1;
+ position.set(Position.KEY_BLOCKED, BitUtil.check(flags, 8 - 1));
+ position.set(Position.KEY_ALARM, BitUtil.check(flags, 8 - 2) ? Position.ALARM_TOW : null);
+
+ position.setValid(parser.next().equals("A"));
+
+ position.setCourse(parser.nextDouble());
+
+ return position;
+ }
+
+}