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author | Anton Tananaev <anton.tananaev@gmail.com> | 2019-03-31 22:35:39 -0700 |
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committer | Anton Tananaev <anton.tananaev@gmail.com> | 2019-03-31 22:35:39 -0700 |
commit | 59416923dcb3a756eaf532cc4259f2f6625c0762 (patch) | |
tree | 9082dae6616deac8fda432b7bfd80e4a52b6d9dc /src/main/java/org/traccar/protocol/PretraceProtocolDecoder.java | |
parent | 79a129dd6327d932133d6b9a50190d3f4927bff9 (diff) | |
download | trackermap-server-59416923dcb3a756eaf532cc4259f2f6625c0762.tar.gz trackermap-server-59416923dcb3a756eaf532cc4259f2f6625c0762.tar.bz2 trackermap-server-59416923dcb3a756eaf532cc4259f2f6625c0762.zip |
Convert project to gradle
Diffstat (limited to 'src/main/java/org/traccar/protocol/PretraceProtocolDecoder.java')
-rw-r--r-- | src/main/java/org/traccar/protocol/PretraceProtocolDecoder.java | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/protocol/PretraceProtocolDecoder.java b/src/main/java/org/traccar/protocol/PretraceProtocolDecoder.java new file mode 100644 index 000000000..a19384e62 --- /dev/null +++ b/src/main/java/org/traccar/protocol/PretraceProtocolDecoder.java @@ -0,0 +1,132 @@ +/* + * Copyright 2017 - 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.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 PretraceProtocolDecoder extends BaseProtocolDecoder { + + public PretraceProtocolDecoder(Protocol protocol) { + super(protocol); + } + + private static final Pattern PATTERN = new PatternBuilder() + .text("(") + .number("(d{15})") // imei + .number("Uddd") // type + .number("d") // gps type + .expression("([AV])") // validity + .number("(dd)(dd)(dd)") // date (yymmdd) + .number("(dd)(dd)(dd)") // time (hhmmss) + .number("(dd)(dd.dddd)") // latitude + .expression("([NS])") + .number("(ddd)(dd.dddd)") // longitude + .expression("([EW])") + .number("(ddd)") // speed + .number("(ddd)") // course + .number("(xxx)") // altitude + .number("(x{8})") // odometer + .number("(x)") // satellites + .number("(dd)") // hdop + .number("(dd)") // gsm + .expression("(.{8}),&") // state + .expression("(.+)?") // optional data + .text("^") + .number("xx") // checksum + .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.setValid(parser.next().equals("A")); + + position.setTime(parser.nextDateTime()); + + position.setLatitude(parser.nextCoordinate()); + position.setLongitude(parser.nextCoordinate()); + position.setSpeed(UnitsConverter.knotsFromKph(parser.nextInt(0))); + position.setCourse(parser.nextInt(0)); + position.setAltitude(parser.nextHexInt(0)); + + position.set(Position.KEY_ODOMETER, parser.nextHexInt(0)); + position.set(Position.KEY_SATELLITES, parser.nextHexInt(0)); + position.set(Position.KEY_HDOP, parser.nextInt(0)); + position.set(Position.KEY_RSSI, parser.nextInt(0)); + + parser.next(); // state + + if (parser.hasNext()) { + for (String value : parser.next().split(",")) { + switch (value.charAt(0)) { + case 'P': + if (value.charAt(1) == '1') { + if (value.charAt(4) == '%') { + position.set(Position.KEY_BATTERY_LEVEL, Integer.parseInt(value.substring(2, 4))); + } else { + position.set(Position.KEY_BATTERY, Integer.parseInt(value.substring(2), 16) * 0.01); + } + } else { + position.set(Position.KEY_POWER, Integer.parseInt(value.substring(2), 16) * 0.01); + } + break; + case 'T': + double temperature = Integer.parseInt(value.substring(2), 16) * 0.25; + if (value.charAt(1) == '1') { + position.set(Position.KEY_DEVICE_TEMP, temperature); + } else { + position.set(Position.PREFIX_TEMP + (value.charAt(1) - '0'), temperature); + } + break; + case 'F': + position.set("fuel" + (value.charAt(1) - '0'), Integer.parseInt(value.substring(2), 16) * 0.01); + break; + case 'R': + position.set(Position.KEY_DRIVER_UNIQUE_ID, value.substring(3)); + break; + default: + break; + } + } + } + + return position; + } + +} |