diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/org/traccar/protocol/M2cProtocol.java | 47 | ||||
| -rw-r--r-- | src/org/traccar/protocol/M2cProtocolDecoder.java | 131 |
2 files changed, 178 insertions, 0 deletions
diff --git a/src/org/traccar/protocol/M2cProtocol.java b/src/org/traccar/protocol/M2cProtocol.java new file mode 100644 index 000000000..2c3187095 --- /dev/null +++ b/src/org/traccar/protocol/M2cProtocol.java @@ -0,0 +1,47 @@ +/* + * Copyright 2017 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 org.jboss.netty.bootstrap.ServerBootstrap; +import org.jboss.netty.channel.ChannelPipeline; +import org.jboss.netty.handler.codec.string.StringDecoder; +import org.jboss.netty.handler.codec.string.StringEncoder; +import org.traccar.BaseProtocol; +import org.traccar.CharacterDelimiterFrameDecoder; +import org.traccar.TrackerServer; + +import java.util.List; + +public class M2cProtocol extends BaseProtocol { + + public M2cProtocol() { + super("m2c"); + } + + @Override + public void initTrackerServers(List<TrackerServer> serverList) { + serverList.add(new TrackerServer(new ServerBootstrap(), getName()) { + @Override + protected void addSpecificHandlers(ChannelPipeline pipeline) { + pipeline.addLast("frameDecoder", new CharacterDelimiterFrameDecoder(32 * 1024, ']')); + pipeline.addLast("stringDecoder", new StringDecoder()); + pipeline.addLast("stringEncoder", new StringEncoder()); + pipeline.addLast("objectDecoder", new M2cProtocolDecoder(M2cProtocol.this)); + } + }); + } + +} diff --git a/src/org/traccar/protocol/M2cProtocolDecoder.java b/src/org/traccar/protocol/M2cProtocolDecoder.java new file mode 100644 index 000000000..b0f40a88c --- /dev/null +++ b/src/org/traccar/protocol/M2cProtocolDecoder.java @@ -0,0 +1,131 @@ +/* + * Copyright 2017 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 org.jboss.netty.channel.Channel; +import org.traccar.BaseProtocolDecoder; +import org.traccar.DeviceSession; +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.LinkedList; +import java.util.List; +import java.util.regex.Pattern; + +public class M2cProtocolDecoder extends BaseProtocolDecoder { + + public M2cProtocolDecoder(M2cProtocol protocol) { + super(protocol); + } + + private static final Pattern PATTERN = new PatternBuilder() + .text("#M2C,") + .expression("[^,]+,") // model + .expression("[^,]+,") // firmware + .number("d+,") // protocol + .number("(d+),") // imei + .number("(d+),") // index + .expression("([LH]),") // archive + .number("d+,") // priority + .number("(d+),") // event + .number("(dd)(dd)(dd),") // date (yymmdd) + .number("(dd)(dd)(dd),") // time (hhmmss) + .number("(-?d+.d+),") // latitude + .number("(-?d+.d+),") // longitude + .number("(-?d+),") // altitude + .number("(d+),") // course + .number("(d+.d+),") // speed + .number("(d+),") // satellites + .number("(d+),") // odometer + .number("(d+),") // input + .number("(d+),") // output + .number("(d+),") // power + .number("(d+),") // battery + .number("(d+),") // adc 1 + .number("(d+),") // adc 2 + .number("(d+.?d*),") // temperature + .any() + .compile(); + + private Position decodePosition(Channel channel, SocketAddress remoteAddress, String line) { + + Parser parser = new Parser(PATTERN, line); + if (!parser.matches()) { + return null; + } + + DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next()); + if (deviceSession == null) { + return null; + } + + Position position = new Position(); + position.setProtocol(getProtocolName()); + position.setDeviceId(deviceSession.getDeviceId()); + + position.set(Position.KEY_INDEX, parser.nextInt()); + + if (parser.next().equals("H")) { + position.set(Position.KEY_ARCHIVE, true); + } + + position.set(Position.KEY_EVENT, parser.nextInt()); + + position.setValid(true); + position.setTime(parser.nextDateTime()); + position.setLatitude(parser.nextDouble()); + position.setLongitude(parser.nextDouble()); + position.setAltitude(parser.nextInt()); + position.setCourse(parser.nextInt()); + position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble())); + + position.set(Position.KEY_SATELLITES, parser.nextInt()); + position.set(Position.KEY_ODOMETER, parser.nextLong()); + position.set(Position.KEY_INPUT, parser.nextInt()); + position.set(Position.KEY_OUTPUT, parser.nextInt()); + position.set(Position.KEY_POWER, parser.nextInt() * 0.001); + position.set(Position.KEY_BATTERY, parser.nextInt() * 0.001); + position.set(Position.PREFIX_ADC + 1, parser.nextInt()); + position.set(Position.PREFIX_ADC + 2, parser.nextInt()); + position.set(Position.PREFIX_TEMP + 1, parser.nextDouble()); + + return position; + } + + @Override + protected Object decode( + Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { + + String sentence = (String) msg; + sentence = sentence.substring(1); // remove start symbol + + List<Position> positions = new LinkedList<>(); + for (String line : sentence.split("\r\n")) { + if (!line.isEmpty()) { + Position position = decodePosition(channel, remoteAddress, line); + if (position != null) { + positions.add(position); + } + } + } + + return positions; + } + +} |