diff options
| -rw-r--r-- | debug.xml | 1 | ||||
| -rw-r--r-- | src/org/traccar/protocol/NvsProtocol.java | 43 | ||||
| -rw-r--r-- | src/org/traccar/protocol/NvsProtocolDecoder.java | 129 | ||||
| -rw-r--r-- | test/org/traccar/protocol/NvsProtocolDecoderTest.java | 21 |
4 files changed, 194 insertions, 0 deletions
@@ -269,5 +269,6 @@ <entry key='thinkrace.port'>5098</entry> <entry key='pathaway.port'>5099</entry> <entry key='arnavi.port'>5100</entry> + <entry key='nvs.port'>5101</entry> </properties> diff --git a/src/org/traccar/protocol/NvsProtocol.java b/src/org/traccar/protocol/NvsProtocol.java new file mode 100644 index 000000000..fccc58a75 --- /dev/null +++ b/src/org/traccar/protocol/NvsProtocol.java @@ -0,0 +1,43 @@ +/* + * Copyright 2016 Anton Tananaev (anton.tananaev@gmail.com) + * + * 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.LengthFieldBasedFrameDecoder; +import org.traccar.BaseProtocol; +import org.traccar.TrackerServer; + +import java.util.List; + +public class NvsProtocol extends BaseProtocol { + + public NvsProtocol() { + super("nvs"); + } + + @Override + public void initTrackerServers(List<TrackerServer> serverList) { + serverList.add(new TrackerServer(new ServerBootstrap(), this.getName()) { + @Override + protected void addSpecificHandlers(ChannelPipeline pipeline) { + pipeline.addLast("frameDecoder", new LengthFieldBasedFrameDecoder(1024, 4, 2, 2, 0)); + pipeline.addLast("objectDecoder", new NvsProtocolDecoder(NvsProtocol.this)); + } + }); + } + +} diff --git a/src/org/traccar/protocol/NvsProtocolDecoder.java b/src/org/traccar/protocol/NvsProtocolDecoder.java new file mode 100644 index 000000000..3c42843f0 --- /dev/null +++ b/src/org/traccar/protocol/NvsProtocolDecoder.java @@ -0,0 +1,129 @@ +/* + * Copyright 2016 Anton Tananaev (anton.tananaev@gmail.com) + * + * 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.buffer.ChannelBuffer; +import org.jboss.netty.buffer.ChannelBuffers; +import org.jboss.netty.channel.Channel; +import org.traccar.BaseProtocolDecoder; +import org.traccar.helper.BitUtil; +import org.traccar.helper.UnitsConverter; +import org.traccar.model.Event; +import org.traccar.model.Position; + +import java.net.SocketAddress; +import java.nio.charset.Charset; +import java.util.Date; +import java.util.LinkedList; +import java.util.List; + +public class NvsProtocolDecoder extends BaseProtocolDecoder { + + public NvsProtocolDecoder(NvsProtocol protocol) { + super(protocol); + } + + private void sendResponse(Channel channel, String response) { + if (channel != null) { + channel.write(response); + } + } + + @Override + protected Object decode( + Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { + + ChannelBuffer buf = (ChannelBuffer) msg; + + buf.skipBytes(4); // marker + int length = buf.readUnsignedShort(); + + if (length == 15 + 3) { + + String imei = buf.toString(buf.readerIndex(), 15, Charset.defaultCharset()); + + if (!identify(imei, channel, remoteAddress)) { + sendResponse(channel, "NO01"); + } else { + sendResponse(channel, "OK"); + } + + } else if (hasDeviceId()) { + + List<Position> positions = new LinkedList<>(); + + buf.readLong(); // imei + buf.readUnsignedByte(); // codec + int count = buf.readUnsignedByte(); + + for (int i = 0; i < count; i++) { + Position position = new Position(); + position.setProtocol(getProtocolName()); + position.setDeviceId(getDeviceId()); + + position.setTime(new Date(buf.readUnsignedInt() * 1000)); + + position.set("reason", buf.readUnsignedByte()); + + position.setLongitude(buf.readInt() / 10000000.0); + position.setLatitude(buf.readInt() / 10000000.0); + position.setAltitude(buf.readShort()); + position.setCourse(buf.readUnsignedShort()); + + position.set(Event.KEY_SATELLITES, buf.readUnsignedByte()); + + position.setSpeed(UnitsConverter.knotsFromKph(buf.readUnsignedShort())); + position.setValid(buf.readUnsignedByte() != 0); + + buf.readUnsignedByte(); // used systems + + buf.readUnsignedByte(); // cause element id + + // Read 1 byte data + int cnt = buf.readUnsignedByte(); + for (int j = 0; j < cnt; j++) { + position.set(Event.PREFIX_IO + buf.readUnsignedByte(), buf.readUnsignedByte()); + } + + // Read 2 byte data + cnt = buf.readUnsignedByte(); + for (int j = 0; j < cnt; j++) { + position.set(Event.PREFIX_IO + buf.readUnsignedByte(), buf.readUnsignedShort()); + } + + // Read 4 byte data + cnt = buf.readUnsignedByte(); + for (int j = 0; j < cnt; j++) { + position.set(Event.PREFIX_IO + buf.readUnsignedByte(), buf.readUnsignedInt()); + } + + // Read 8 byte data + cnt = buf.readUnsignedByte(); + for (int j = 0; j < cnt; j++) { + position.set(Event.PREFIX_IO + buf.readUnsignedByte(), buf.readLong()); + } + + positions.add(position); + } + + return positions; + + } + + return null; + } + +} diff --git a/test/org/traccar/protocol/NvsProtocolDecoderTest.java b/test/org/traccar/protocol/NvsProtocolDecoderTest.java new file mode 100644 index 000000000..5e8fabe23 --- /dev/null +++ b/test/org/traccar/protocol/NvsProtocolDecoderTest.java @@ -0,0 +1,21 @@ +package org.traccar.protocol; + +import org.junit.Test; +import org.traccar.ProtocolTest; + +public class NvsProtocolDecoderTest extends ProtocolTest { + + @Test + public void testDecode() throws Exception { + + NvsProtocolDecoder decoder = new NvsProtocolDecoder(new NvsProtocol()); + + verifyNothing(decoder, binary( + "cccccccc0012313233343536373839303132333435312E310000")); + + verifyPositions(decoder, binary( + "CCCCCCCC00FE00007048860DDF79020446a6f1ce010f14f650209cca80006f00d6040004010300030101150316030001460000015d0046a6f1dc0d0f14ffe0209cc580006e00c7050001010300030101150316010001460000015e0046a6f1ea0e0f150f00209cd20000950108040000010300030101150016030001460000015d0046a6f1ff0b0f150a50209cccc000930068040000010300030101150016030001460000015b006123")); + + } + +} |