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-rw-r--r--src/main/java/org/traccar/protocol/FlexibleReportProtocol.java33
-rw-r--r--src/main/java/org/traccar/protocol/FlexibleReportProtocolDecoder.java151
2 files changed, 184 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/protocol/FlexibleReportProtocol.java b/src/main/java/org/traccar/protocol/FlexibleReportProtocol.java
new file mode 100644
index 000000000..0cd55343a
--- /dev/null
+++ b/src/main/java/org/traccar/protocol/FlexibleReportProtocol.java
@@ -0,0 +1,33 @@
+/*
+ * Copyright 2021 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.traccar.BaseProtocol;
+import org.traccar.PipelineBuilder;
+import org.traccar.TrackerServer;
+
+public class FlexibleReportProtocol extends BaseProtocol {
+
+ public FlexibleReportProtocol() {
+ addServer(new TrackerServer(true, getName()) {
+ @Override
+ protected void addProtocolHandlers(PipelineBuilder pipeline) {
+ pipeline.addLast(new FlexibleReportProtocolDecoder(FlexibleReportProtocol.this));
+ }
+ });
+ }
+
+}
diff --git a/src/main/java/org/traccar/protocol/FlexibleReportProtocolDecoder.java b/src/main/java/org/traccar/protocol/FlexibleReportProtocolDecoder.java
new file mode 100644
index 000000000..44a2ae6e1
--- /dev/null
+++ b/src/main/java/org/traccar/protocol/FlexibleReportProtocolDecoder.java
@@ -0,0 +1,151 @@
+/*
+ * Copyright 2021 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.UnitsConverter;
+import org.traccar.model.Position;
+
+import java.net.SocketAddress;
+import java.util.Date;
+
+public class FlexibleReportProtocolDecoder extends BaseProtocolDecoder {
+
+ public FlexibleReportProtocolDecoder(Protocol protocol) {
+ super(protocol);
+ }
+
+ public static final int MSG_GENERAL = 0x00;
+
+ private void sendResponse(Channel channel, SocketAddress remoteAddress, int index) {
+ if (channel != null) {
+ ByteBuf response = Unpooled.buffer();
+ response.writeByte(0x7E); // header
+ response.writeShort(2); // length
+ response.writeByte(0xE0);
+ response.writeByte(BitUtil.check(index, 0) ? 0x4F : 0x0F);
+ channel.writeAndFlush(new NetworkMessage(response, remoteAddress));
+ }
+ }
+
+ @Override
+ protected Object decode(
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+ ByteBuf buf = (ByteBuf) msg;
+
+ buf.readUnsignedByte(); // header
+ int flags = buf.readUnsignedByte();
+
+ String imei = ByteBufUtil.hexDump(buf.readSlice(8)).substring(1);
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, imei);
+ if (deviceSession == null) {
+ return null;
+ }
+
+ int index = buf.readUnsignedShort();
+
+ if (BitUtil.to(flags, 2) > 0) {
+ sendResponse(channel, remoteAddress, index);
+ }
+
+ Date time = new Date(buf.readUnsignedInt() * 1000);
+ int event = buf.readUnsignedByte();
+
+ buf.readUnsignedByte(); // length
+
+ int type = buf.readUnsignedByte();
+
+ if (type == MSG_GENERAL) {
+
+ Position position = new Position(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
+
+ position.setDeviceTime(time);
+
+ position.set(Position.KEY_EVENT, event);
+
+ buf.readUnsignedByte(); // length
+ long mask = buf.readUnsignedInt();
+
+ if (BitUtil.check(mask, 0)) {
+ buf.readUnsignedByte(); // product id
+ }
+ if (BitUtil.check(mask, 1)) {
+ position.setFixTime(new Date(buf.readUnsignedInt() * 1000));
+ }
+ if (BitUtil.check(mask, 2)) {
+ position.setValid(true);
+ position.setLatitude(buf.readUnsignedInt() / 1000000.0 - 90);
+ position.setLongitude(buf.readUnsignedInt() / 1000000.0 - 180);
+ }
+ if (BitUtil.check(mask, 3)) {
+ position.setSpeed(UnitsConverter.knotsFromKph(buf.readUnsignedByte()));
+ position.setCourse(buf.readUnsignedShort());
+ }
+ if (BitUtil.check(mask, 4)) {
+ position.setAltitude(buf.readShort());
+ }
+ if (BitUtil.check(mask, 5)) {
+ buf.readUnsignedShort(); // gps accuracy
+ }
+ if (BitUtil.check(mask, 6)) {
+ position.set(Position.KEY_POWER, buf.readUnsignedShort() * 0.01);
+ }
+ if (BitUtil.check(mask, 7)) {
+ position.set(Position.KEY_BATTERY, buf.readUnsignedShort() * 0.01);
+ }
+ if (BitUtil.check(mask, 8)) {
+ position.set("auxPower", buf.readUnsignedShort() * 0.01);
+ }
+ if (BitUtil.check(mask, 9)) {
+ position.set("solarPower", buf.readUnsignedShort() * 0.01);
+ }
+ if (BitUtil.check(mask, 10)) {
+ buf.skipBytes(5); // cell info
+ }
+ if (BitUtil.check(mask, 11)) {
+ buf.readUnsignedByte(); // rssi
+ }
+ if (BitUtil.check(mask, 12)) {
+ position.set(Position.PREFIX_IO + 1, buf.readUnsignedByte());
+ }
+ if (BitUtil.check(mask, 13)) {
+ position.set(Position.PREFIX_IO + 2, buf.readUnsignedByte());
+ }
+ if (BitUtil.check(mask, 14)) {
+ position.set(Position.KEY_ODOMETER, buf.readUnsignedInt() * 1000);
+ }
+ if (BitUtil.check(mask, 15)) {
+ position.set(Position.PREFIX_TEMP + 1, buf.readUnsignedShort() * 0.01);
+ }
+
+ return position;
+
+ }
+
+ return null;
+ }
+
+}