diff options
Diffstat (limited to 'src/main/java/org/traccar/protocol/PluginProtocolDecoder.java')
-rw-r--r-- | src/main/java/org/traccar/protocol/PluginProtocolDecoder.java | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/protocol/PluginProtocolDecoder.java b/src/main/java/org/traccar/protocol/PluginProtocolDecoder.java new file mode 100644 index 000000000..d2bb93962 --- /dev/null +++ b/src/main/java/org/traccar/protocol/PluginProtocolDecoder.java @@ -0,0 +1,86 @@ +/* + * Copyright 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.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 PluginProtocolDecoder extends BaseProtocolDecoder { + + public PluginProtocolDecoder(Protocol protocol) { + super(protocol); + } + + private static final Pattern PATTERN = new PatternBuilder() + .any() + .number("(d+),") // device id + .number("(dddd)(dd)(dd)") // date (yyyymmdd) + .number("(dd)(dd)(dd),") // time (hhmmss) + .number("(-?d+.d+),") // longitude + .number("(-?d+.d+),") // latitude + .number("(d+),") // speed + .number("(d+),") // course + .number("(-?d+),") // altitude + .number("(-?d+),") // satellites + .number("(d+),") // event + .number("(d+),") // odometer + .number("(d+),") // status + .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(getProtocolName()); + position.setDeviceId(deviceSession.getDeviceId()); + + position.setValid(true); + position.setTime(parser.nextDateTime()); + position.setLongitude(parser.nextDouble()); + position.setLatitude(parser.nextDouble()); + position.setSpeed(UnitsConverter.knotsFromKph(parser.nextInt())); + position.setCourse(parser.nextInt()); + position.setAltitude(parser.nextInt()); + + position.set(Position.KEY_SATELLITES, parser.nextInt()); + position.set(Position.KEY_EVENT, parser.nextInt()); + position.set(Position.KEY_ODOMETER, parser.nextInt()); + position.set(Position.KEY_STATUS, parser.nextInt()); + + return position; + } + +} |