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authorAnton Tananaev <anton.tananaev@gmail.com>2013-08-17 22:35:30 +1200
committerAnton Tananaev <anton.tananaev@gmail.com>2013-08-17 22:35:30 +1200
commitf9210e4709188f7c344fe0dd94fe58b4a89307f8 (patch)
treed0f6f784e27d1d98fe76a11647d24672ffad84e8
parent8cf628f7c70d12aeb3f54ad5363114e045863f2e (diff)
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Add Gator/Seeworld protocol (fix #217)
-rw-r--r--default.cfg4
-rw-r--r--src/org/traccar/ServerManager.java12
-rw-r--r--src/org/traccar/protocol/GatorProtocolDecoder.java141
-rw-r--r--test/org/traccar/protocol/GatorProtocolDecoderTest.java21
4 files changed, 178 insertions, 0 deletions
diff --git a/default.cfg b/default.cfg
index 93cb90ea6..446e861a5 100644
--- a/default.cfg
+++ b/default.cfg
@@ -270,4 +270,8 @@
<entry key='totem.enable'>true</entry>
<entry key='totem.port'>5051</entry>
+ <!-- Gator server configuration -->
+ <entry key='gator.enable'>true</entry>
+ <entry key='gator.port'>5052</entry>
+
</properties>
diff --git a/src/org/traccar/ServerManager.java b/src/org/traccar/ServerManager.java
index 593826553..2f07e2b50 100644
--- a/src/org/traccar/ServerManager.java
+++ b/src/org/traccar/ServerManager.java
@@ -147,6 +147,7 @@ public class ServerManager {
initAplicomServer("aplicom");
initGotopServer("gotop");
initTotemServer("totem");
+ initGatorServer("gator");
// Initialize web server
if (Boolean.valueOf(properties.getProperty("http.enable"))) {
@@ -944,4 +945,15 @@ public class ServerManager {
}
}
+ private void initGatorServer(String protocol) throws SQLException {
+ if (isProtocolEnabled(properties, protocol)) {
+ serverList.add(new TrackerServer(this, new ConnectionlessBootstrap(), protocol) {
+ @Override
+ protected void addSpecificHandlers(ChannelPipeline pipeline) {
+ pipeline.addLast("objectDecoder", new GatorProtocolDecoder(ServerManager.this));
+ }
+ });
+ }
+ }
+
}
diff --git a/src/org/traccar/protocol/GatorProtocolDecoder.java b/src/org/traccar/protocol/GatorProtocolDecoder.java
new file mode 100644
index 000000000..9fa50cc88
--- /dev/null
+++ b/src/org/traccar/protocol/GatorProtocolDecoder.java
@@ -0,0 +1,141 @@
+/*
+ * Copyright 2013 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 java.util.Calendar;
+import java.util.TimeZone;
+import org.jboss.netty.buffer.ChannelBuffer;
+import org.jboss.netty.channel.Channel;
+import org.jboss.netty.channel.ChannelHandlerContext;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.ServerManager;
+import org.traccar.helper.ChannelBufferTools;
+import org.traccar.helper.Log;
+import org.traccar.model.ExtendedInfoFormatter;
+import org.traccar.model.Position;
+
+public class GatorProtocolDecoder extends BaseProtocolDecoder {
+
+ public GatorProtocolDecoder(ServerManager serverManager) {
+ super(serverManager);
+ }
+
+ private static final int PACKET_HEARTBEAT = 0x21;
+ private static final int PACKET_POSITION_DATA = 0x80;
+ private static final int PACKET_ROLLCALL_RESPONSE = 0x81;
+ private static final int PACKET_ALARM_DATA = 0x82;
+ private static final int PACKET_TERMINAL_STATUS = 0x83;
+ private static final int PACKET_MESSAGE = 0x84;
+ private static final int PACKET_TERMINAL_ANSWER = 0x85;
+ private static final int PACKET_BLIND_AREA = 0x8E;
+ private static final int PACKET_PICTURE_FRAME = 0x54;
+ private static final int PACKET_CAMERA_RESPONSE = 0x56;
+ private static final int PACKET_PICTURE_DATA = 0x57;
+
+ private double readCoordinate(ChannelBuffer buf) {
+ int b1 = buf.readUnsignedByte();
+ int b2 = buf.readUnsignedByte();
+ int b3 = buf.readUnsignedByte();
+ int b4 = buf.readUnsignedByte();
+
+ double value = (b2 & 0xf) * 10 + (b3 >> 4);
+ value += (((b3 & 0xf) * 10 + (b4 >> 4)) * 10 + (b4 & 0xf)) / 1000.0;
+ value /= 60;
+ value += ((b1 >> 4 & 0x7) * 10 + (b1 & 0xf)) * 10 + (b2 >> 4);
+
+ if ((b1 & 0x80) != 0) {
+ value = -value;
+ }
+
+ return value;
+ }
+
+ @Override
+ protected Object decode(
+ ChannelHandlerContext ctx, Channel channel, Object msg)
+ throws Exception {
+
+ ChannelBuffer buf = (ChannelBuffer) msg;
+
+ buf.skipBytes(2); // header
+ int type = buf.readUnsignedByte();
+ buf.readUnsignedShort(); // length
+
+ // Pseudo IP address
+ String id = String.valueOf(buf.readUnsignedInt());
+
+ if (type == PACKET_POSITION_DATA ||
+ type == PACKET_ROLLCALL_RESPONSE ||
+ type == PACKET_ALARM_DATA ||
+ type == PACKET_BLIND_AREA) {
+
+ // Create new position
+ Position position = new Position();
+ ExtendedInfoFormatter extendedInfo = new ExtendedInfoFormatter("gator");
+
+ // Identification
+ try {
+ position.setDeviceId(getDataManager().getDeviceByImei(id).getId());
+ } catch(Exception error) {
+ Log.warning("Unknown device - " + id);
+ }
+
+ // Date and time
+ Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
+ time.clear();
+ time.set(Calendar.YEAR, 2000 + ChannelBufferTools.readHexInteger(buf, 2));
+ time.set(Calendar.MONTH, ChannelBufferTools.readHexInteger(buf, 2) - 1);
+ time.set(Calendar.DAY_OF_MONTH, ChannelBufferTools.readHexInteger(buf, 2));
+ time.set(Calendar.HOUR, ChannelBufferTools.readHexInteger(buf, 2));
+ time.set(Calendar.MINUTE, ChannelBufferTools.readHexInteger(buf, 2));
+ time.set(Calendar.SECOND, ChannelBufferTools.readHexInteger(buf, 2));
+ position.setTime(time.getTime());
+
+ // Location
+ position.setLatitude(readCoordinate(buf));
+ position.setLongitude(readCoordinate(buf));
+ position.setSpeed(ChannelBufferTools.readHexInteger(buf, 4) * 0.539957);
+ position.setCourse((double) ChannelBufferTools.readHexInteger(buf, 4));
+ position.setAltitude(0.0);
+
+ // Flags
+ int flags = buf.readUnsignedByte();
+ position.setValid((flags & 0x80) != 0);
+ extendedInfo.set("satellites", flags & 0x0f);
+
+ // Status
+ extendedInfo.set("status", buf.readUnsignedByte());
+
+ // Key switch
+ extendedInfo.set("key", buf.readUnsignedByte());
+
+ // Oil
+ extendedInfo.set("oil", buf.readUnsignedShort() / 10.0);
+
+ // Power
+ position.setPower(buf.readUnsignedByte() + buf.readUnsignedByte() / 100.0);
+
+ // Milage
+ extendedInfo.set("milage", buf.readUnsignedInt());
+
+ position.setExtendedInfo(extendedInfo.toString());
+ return position;
+ }
+
+ return null;
+ }
+
+}
diff --git a/test/org/traccar/protocol/GatorProtocolDecoderTest.java b/test/org/traccar/protocol/GatorProtocolDecoderTest.java
new file mode 100644
index 000000000..6f1d5b5ea
--- /dev/null
+++ b/test/org/traccar/protocol/GatorProtocolDecoderTest.java
@@ -0,0 +1,21 @@
+package org.traccar.protocol;
+
+import org.jboss.netty.buffer.ChannelBuffers;
+import static org.junit.Assert.assertNotNull;
+import org.junit.Test;
+import org.traccar.helper.ChannelBufferTools;
+
+public class GatorProtocolDecoderTest {
+
+ @Test
+ public void testDecode() throws Exception {
+
+ GatorProtocolDecoder decoder = new GatorProtocolDecoder(null);
+ decoder.setDataManager(new TestDataManager());
+
+ int[] buf1 = {0x24,0x24,0x81,0x00,0x23,0x0C,0xA2,0x32,0x85,0x10,0x03,0x06,0x14,0x59,0x07,0x02,0x23,0x46,0x90,0x11,0x35,0x29,0x47,0x00,0x00,0x00,0x00,0xC0,0x40,0x01,0x01,0x2C,0x0E,0x11,0x00,0x00,0x00,0x21,0xCB,0x0D};
+ assertNotNull(decoder.decode(null, null, ChannelBuffers.wrappedBuffer(ChannelBufferTools.convertArray(buf1))));
+
+ }
+
+}