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authorAnton Tananaev <anton.tananaev@gmail.com>2019-09-21 11:29:05 -0700
committerAnton Tananaev <anton.tananaev@gmail.com>2019-09-21 11:29:05 -0700
commit0e2a2b1b6ba851d599c9c8f53b3775eb15378b7c (patch)
tree3e80216f14e8b4c0a07099609073f096fdc5f27e /src
parent94dad7a70fe4d8b733f773820743c61891bb771d (diff)
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Implement PT215 protocol
Diffstat (limited to 'src')
-rw-r--r--src/main/java/org/traccar/protocol/Pt215Protocol.java35
-rw-r--r--src/main/java/org/traccar/protocol/Pt215ProtocolDecoder.java118
-rw-r--r--src/test/java/org/traccar/protocol/Pt215ProtocolDecoderTest.java21
3 files changed, 174 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/protocol/Pt215Protocol.java b/src/main/java/org/traccar/protocol/Pt215Protocol.java
new file mode 100644
index 000000000..35ea86b9c
--- /dev/null
+++ b/src/main/java/org/traccar/protocol/Pt215Protocol.java
@@ -0,0 +1,35 @@
+/*
+ * 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.handler.codec.LengthFieldBasedFrameDecoder;
+import org.traccar.BaseProtocol;
+import org.traccar.PipelineBuilder;
+import org.traccar.TrackerServer;
+
+public class Pt215Protocol extends BaseProtocol {
+
+ public Pt215Protocol() {
+ addServer(new TrackerServer(false, getName()) {
+ @Override
+ protected void addProtocolHandlers(PipelineBuilder pipeline) {
+ pipeline.addLast(new LengthFieldBasedFrameDecoder(1024, 2, 1, 2, 0));
+ pipeline.addLast(new Pt215ProtocolDecoder(Pt215Protocol.this));
+ }
+ });
+ }
+
+}
diff --git a/src/main/java/org/traccar/protocol/Pt215ProtocolDecoder.java b/src/main/java/org/traccar/protocol/Pt215ProtocolDecoder.java
new file mode 100644
index 000000000..48ce7dede
--- /dev/null
+++ b/src/main/java/org/traccar/protocol/Pt215ProtocolDecoder.java
@@ -0,0 +1,118 @@
+/*
+ * 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.buffer.ByteBuf;
+import io.netty.buffer.ByteBufUtil;
+import io.netty.buffer.Unpooled;
+import io.netty.channel.Channel;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.DeviceSession;
+import org.traccar.NetworkMessage;
+import org.traccar.Protocol;
+import org.traccar.helper.BitUtil;
+import org.traccar.helper.DateBuilder;
+import org.traccar.model.Position;
+
+import java.net.SocketAddress;
+
+public class Pt215ProtocolDecoder extends BaseProtocolDecoder {
+
+ public Pt215ProtocolDecoder(Protocol protocol) {
+ super(protocol);
+ }
+
+ public static final int MSG_LOGIN = 0x01;
+ public static final int MSG_HEARTBEAT = 0x08;
+ public static final int MSG_GPS_REALTIME = 0x10;
+ public static final int MSG_GPS_OFFLINE = 0x11;
+ public static final int MSG_STATUS = 0x13;
+
+ private void sendResponse(
+ Channel channel, SocketAddress remoteAddress, int type, ByteBuf content) {
+ if (channel != null) {
+ ByteBuf response = Unpooled.buffer();
+ response.writeByte('X');
+ response.writeByte('X');
+ response.writeByte(content != null ? 1 + content.readableBytes() : 1);
+ response.writeByte(type);
+ if (content != null) {
+ response.writeBytes(content);
+ content.release();
+ }
+ response.writeByte('\r');
+ response.writeByte('\n');
+ channel.writeAndFlush(new NetworkMessage(response, remoteAddress));
+ }
+ }
+
+ @Override
+ protected Object decode(
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+ ByteBuf buf = (ByteBuf) msg;
+
+ buf.skipBytes(2); // header
+ buf.readUnsignedByte(); // length
+ int type = buf.readUnsignedByte();
+
+ if (type == MSG_LOGIN) {
+
+ getDeviceSession(channel, remoteAddress, ByteBufUtil.hexDump(buf.readSlice(8)).substring(1));
+ sendResponse(channel, remoteAddress, type, null);
+
+ } else if (type == MSG_GPS_OFFLINE || type == MSG_GPS_REALTIME) {
+
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress);
+ if (deviceSession == null) {
+ return null;
+ }
+
+ Position position = new Position(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
+
+ sendResponse(channel, remoteAddress, type, buf.retainedSlice(buf.readerIndex(), 6));
+
+ DateBuilder dateBuilder = new DateBuilder()
+ .setDate(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedByte())
+ .setTime(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedByte());
+ position.setTime(dateBuilder.getDate());
+
+ double latitude = buf.readUnsignedInt() / 60.0 / 30000.0;
+ double longitude = buf.readUnsignedInt() / 60.0 / 30000.0;
+
+ int flags = buf.readUnsignedShort();
+ position.setCourse(BitUtil.to(flags, 10));
+ position.setValid(BitUtil.check(flags, 12));
+
+ if (!BitUtil.check(flags, 10)) {
+ latitude = -latitude;
+ }
+ if (BitUtil.check(flags, 11)) {
+ longitude = -longitude;
+ }
+
+ position.setLatitude(latitude);
+ position.setLongitude(longitude);
+
+ return position;
+
+ }
+
+ return null;
+ }
+
+}
diff --git a/src/test/java/org/traccar/protocol/Pt215ProtocolDecoderTest.java b/src/test/java/org/traccar/protocol/Pt215ProtocolDecoderTest.java
new file mode 100644
index 000000000..59574aeee
--- /dev/null
+++ b/src/test/java/org/traccar/protocol/Pt215ProtocolDecoderTest.java
@@ -0,0 +1,21 @@
+package org.traccar.protocol;
+
+import org.junit.Test;
+import org.traccar.ProtocolTest;
+
+public class Pt215ProtocolDecoderTest extends ProtocolTest {
+
+ @Test
+ public void testDecode() throws Exception {
+
+ Pt215ProtocolDecoder decoder = new Pt215ProtocolDecoder(null);
+
+ verifyNull(decoder, binary(
+ "58580d010359339075435451010d0a"));
+
+ verifyNull(decoder, binary(
+ "585801080d0a"));
+
+ }
+
+}