diff options
Diffstat (limited to 'src')
3 files changed, 143 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/protocol/NtoProtocol.java b/src/main/java/org/traccar/protocol/NtoProtocol.java new file mode 100644 index 000000000..d3596e287 --- /dev/null +++ b/src/main/java/org/traccar/protocol/NtoProtocol.java @@ -0,0 +1,42 @@ +/* + * Copyright 2023 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.handler.codec.string.StringDecoder; +import io.netty.handler.codec.string.StringEncoder; +import jakarta.inject.Inject; +import org.traccar.BaseProtocol; +import org.traccar.CharacterDelimiterFrameDecoder; +import org.traccar.PipelineBuilder; +import org.traccar.TrackerServer; +import org.traccar.config.Config; + +public class NtoProtocol extends BaseProtocol { + + @Inject + public NtoProtocol(Config config) { + addServer(new TrackerServer(config, getName(), false) { + @Override + protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) { + pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '&')); + pipeline.addLast(new StringEncoder()); + pipeline.addLast(new StringDecoder()); + pipeline.addLast(new NtoProtocolDecoder(NtoProtocol.this)); + } + }); + } + +} diff --git a/src/main/java/org/traccar/protocol/NtoProtocolDecoder.java b/src/main/java/org/traccar/protocol/NtoProtocolDecoder.java new file mode 100644 index 000000000..bbdae485e --- /dev/null +++ b/src/main/java/org/traccar/protocol/NtoProtocolDecoder.java @@ -0,0 +1,82 @@ +/* + * Copyright 2023 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.Protocol; +import org.traccar.helper.Parser; +import org.traccar.helper.PatternBuilder; +import org.traccar.model.Position; +import org.traccar.session.DeviceSession; + +import java.net.SocketAddress; +import java.util.regex.Pattern; + +public class NtoProtocolDecoder extends BaseProtocolDecoder { + + public NtoProtocolDecoder(Protocol protocol) { + super(protocol); + } + + private static final Pattern PATTERN = new PatternBuilder() + .text("^NB,") // manufacturer + .number("(d+),") // imei + .expression("(...),") // type + .number("(dd)(dd)(dd),") // date (ddmmyy) + .number("(dd)(dd)(dd),") // time (hhmmss) + .expression("([AVM]),") // validity + .number("([NS]),(dd)(dd.d+),") // latitude + .number("([EW]),(ddd)(dd.d+),") // longitude + .number("(d+.?d*),") // speed + .number("(d+),") // course + .number("(x+),") // 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.set(Position.KEY_TYPE, parser.next()); + + position.setTime(parser.nextDateTime(Parser.DateTimeFormat.DMY_HMS)); + + position.setValid(parser.next().equals("A")); + position.setLatitude(parser.nextCoordinate(Parser.CoordinateFormat.HEM_DEG_MIN)); + position.setLongitude(parser.nextCoordinate(Parser.CoordinateFormat.HEM_DEG_MIN)); + position.setSpeed(parser.nextDouble()); + position.setCourse(parser.nextInt()); + + position.set(Position.KEY_STATUS, parser.next()); + + return position; + } + +} diff --git a/src/test/java/org/traccar/protocol/NtoProtocolDecoderTest.java b/src/test/java/org/traccar/protocol/NtoProtocolDecoderTest.java new file mode 100644 index 000000000..424eaadde --- /dev/null +++ b/src/test/java/org/traccar/protocol/NtoProtocolDecoderTest.java @@ -0,0 +1,19 @@ +package org.traccar.protocol; + +import org.junit.jupiter.api.Test; +import org.traccar.ProtocolTest; + +public class NtoProtocolDecoderTest extends ProtocolTest { + + @Test + public void testDecode() throws Exception { + + var decoder = inject(new NtoProtocolDecoder(null)); + + verifyPosition(decoder, text( + "^NB,880002023090601,N00,050923,233519,V,N,2236.1994,E,11315.4645,5,0,000000000000,460:00:0:75217090,-04:00,,1693971319,31,2DA5"), + position("2023-09-05 23:35:19.000", false, 22.60332, 113.25774)); + + } + +} |