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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/BoxProtocolDecoder.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/BoxProtocolDecoder.java')
-rw-r--r-- | src/main/java/org/traccar/protocol/BoxProtocolDecoder.java | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/protocol/BoxProtocolDecoder.java b/src/main/java/org/traccar/protocol/BoxProtocolDecoder.java new file mode 100644 index 000000000..3635c29e5 --- /dev/null +++ b/src/main/java/org/traccar/protocol/BoxProtocolDecoder.java @@ -0,0 +1,108 @@ +/* + * Copyright 2014 - 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.NetworkMessage; +import org.traccar.Protocol; +import org.traccar.helper.BitUtil; +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 BoxProtocolDecoder extends BaseProtocolDecoder { + + public BoxProtocolDecoder(Protocol protocol) { + super(protocol); + } + + private static final Pattern PATTERN = new PatternBuilder() + .text("L,") + .number("(dd)(dd)(dd)") // date (yymmdd) + .number("(dd)(dd)(dd),") // time (hhmmss) + .text("G,") + .number("(-?d+.d+),") // latitude + .number("(-?d+.d+),") // longitude + .number("(d+.?d*),") // speed + .number("(d+.?d*),") // course + .number("(d+.?d*),") // distance + .number("(d+),") // event + .number("(d+)") // status + .any() + .compile(); + + @Override + protected Object decode( + Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { + + String sentence = (String) msg; + + if (sentence.startsWith("H,")) { + + int index = sentence.indexOf(',', 2) + 1; + String id = sentence.substring(index, sentence.indexOf(',', index)); + getDeviceSession(channel, remoteAddress, id); + + } else if (sentence.startsWith("E,")) { + + if (channel != null) { + channel.writeAndFlush(new NetworkMessage("A," + sentence.substring(2) + "\r", remoteAddress)); + } + + } else if (sentence.startsWith("L,")) { + + DeviceSession deviceSession = getDeviceSession(channel, remoteAddress); + if (deviceSession == null) { + return null; + } + + Parser parser = new Parser(PATTERN, sentence); + if (!parser.matches()) { + return null; + } + + Position position = new Position(getProtocolName()); + position.setDeviceId(deviceSession.getDeviceId()); + + position.setTime(parser.nextDateTime()); + + position.setLatitude(parser.nextDouble()); + position.setLongitude(parser.nextDouble()); + position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble())); + position.setCourse(parser.nextDouble()); + + position.set(Position.KEY_ODOMETER_TRIP, parser.nextDouble() * 1000); + position.set(Position.KEY_EVENT, parser.next()); + + int status = parser.nextInt(); + position.set(Position.KEY_IGNITION, BitUtil.check(status, 0)); + position.set(Position.KEY_MOTION, BitUtil.check(status, 1)); + position.setValid(!BitUtil.check(status, 2)); + position.set(Position.KEY_STATUS, status); + + return position; + } + + return null; + } + +} |