diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/org/traccar/protocol/FlexCommProtocol.java | 47 | ||||
| -rw-r--r-- | src/org/traccar/protocol/FlexCommProtocolDecoder.java | 117 |
2 files changed, 164 insertions, 0 deletions
diff --git a/src/org/traccar/protocol/FlexCommProtocol.java b/src/org/traccar/protocol/FlexCommProtocol.java new file mode 100644 index 000000000..5dba4421a --- /dev/null +++ b/src/org/traccar/protocol/FlexCommProtocol.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.frame.FixedLengthFrameDecoder; +import org.jboss.netty.handler.codec.string.StringDecoder; +import org.jboss.netty.handler.codec.string.StringEncoder; +import org.traccar.BaseProtocol; +import org.traccar.TrackerServer; + +import java.util.List; + +public class FlexCommProtocol extends BaseProtocol { + + public FlexCommProtocol() { + super("flexcomm"); + } + + @Override + public void initTrackerServers(List<TrackerServer> serverList) { + serverList.add(new TrackerServer(new ServerBootstrap(), getName()) { + @Override + protected void addSpecificHandlers(ChannelPipeline pipeline) { + pipeline.addLast("frameDecoder", new FixedLengthFrameDecoder(2 + 2 + 101 + 5)); + pipeline.addLast("stringEncoder", new StringEncoder()); + pipeline.addLast("stringDecoder", new StringDecoder()); + pipeline.addLast("objectDecoder", new FlexCommProtocolDecoder(FlexCommProtocol.this)); + } + }); + } + +} diff --git a/src/org/traccar/protocol/FlexCommProtocolDecoder.java b/src/org/traccar/protocol/FlexCommProtocolDecoder.java new file mode 100644 index 000000000..e565bf0de --- /dev/null +++ b/src/org/traccar/protocol/FlexCommProtocolDecoder.java @@ -0,0 +1,117 @@ +/* + * 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.CellTower; +import org.traccar.model.Network; +import org.traccar.model.Position; + +import java.net.SocketAddress; +import java.util.regex.Pattern; + +public class FlexCommProtocolDecoder extends BaseProtocolDecoder { + + public FlexCommProtocolDecoder(FlexCommProtocol protocol) { + super(protocol); + } + + private static final Pattern PATTERN = new PatternBuilder() + .text("7E") + .number("(dd)") // status + .number("(d{15})") // imei + .number("(dddd)(dd)(dd)") // date (yyyymmdd) + .number("(dd)(dd)(dd)") // time (hhmmss) + .expression("([01])") // valid + .number("(d{9})") // latitude + .number("(d{10})") // longitude + .number("(d{4})") // altitude + .number("(ddd)") // speed + .number("(ddd)") // course + .number("(dd)") // satellites view + .number("(dd)") // satellites used + .number("(dd)") // rssi + .number("(ddd)") // mcc + .number("(ddd)") // mnc + .number("(x{6})") // lac + .number("(x{6})") // cid + .expression("([01]{3})") // input + .expression("([01]{2})") // output + .number("(ddd)") // fuel + .number("(d{4})") // temperature + .number("(ddd)") // battery + .number("(ddd)") // power + .any() + .compile(); + + private static double parseSignedValue(Parser parser, int decimalPoints) { + String stringValue = parser.next(); + boolean negative = stringValue.charAt(0) == '1'; + double value = Integer.parseInt(stringValue.substring(1)) * Math.pow(10, -decimalPoints); + return negative ? -value : value; + } + + @Override + protected Object decode( + Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { + + Parser parser = new Parser(PATTERN, (String) msg); + if (!parser.matches()) { + return null; + } + + Position position = new Position(); + position.setProtocol(getProtocolName()); + + position.set(Position.KEY_STATUS, parser.nextInt()); + + DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next()); + if (deviceSession == null) { + return null; + } + position.setDeviceId(deviceSession.getDeviceId()); + + position.setValid(parser.next().equals("1")); + position.setTime(parser.nextDateTime()); + position.setLatitude(parseSignedValue(parser, 6)); + position.setLongitude(parseSignedValue(parser, 6)); + position.setAltitude(parseSignedValue(parser, 0)); + position.setSpeed(UnitsConverter.knotsFromKph(parser.nextInt())); + position.setCourse(parser.nextDouble(0)); + + position.set(Position.KEY_SATELLITES_VISIBLE, parser.nextInt()); + position.set(Position.KEY_SATELLITES, parser.nextInt()); + position.set(Position.KEY_RSSI, parser.nextInt()); + + position.setNetwork(new Network(CellTower.from( + parser.nextInt(), parser.nextInt(), parser.nextHexInt(), parser.nextHexInt()))); + + position.set(Position.KEY_INPUT, parser.nextInt()); + position.set(Position.KEY_OUTPUT, parser.nextInt()); + position.set(Position.KEY_FUEL_LEVEL, parser.nextInt()); + position.set(Position.PREFIX_TEMP + 1, parseSignedValue(parser, 0)); + position.set(Position.KEY_BATTERY_LEVEL, parser.nextInt()); + position.set(Position.KEY_POWER, parser.nextInt() * 0.1); + + return position; + } + +} |