Implement Neomatica ADM protocol

2 files changed, 163 insertions, 0 deletions

diff --git a/src/org/traccar/protocol/AdmProtocol.java b/src/org/traccar/protocol/AdmProtocol.java
new file mode 100644
index 000000000..c07acb033
--- /dev/null
+++ b/src/org/traccar/protocol/AdmProtocol.java
@@ -0,0 +1,46 @@
+/*
+ * Copyright 2015 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.nio.ByteOrder;
+import java.util.List;
+
+public class AdmProtocol extends BaseProtocol {
+
+    public AdmProtocol() {
+        super("adm");
+    }
+
+    @Override
+    public void initTrackerServers(List<TrackerServer> serverList) {
+        TrackerServer server = new TrackerServer(new ServerBootstrap(), this.getName()) {
+            @Override
+            protected void addSpecificHandlers(ChannelPipeline pipeline) {
+                pipeline.addLast("frameDecoder", new LengthFieldBasedFrameDecoder(1024, 2, 1, -4, 0));
+                pipeline.addLast("objectDecoder", new AdmProtocolDecoder(AdmProtocol.this));
+            }
+        };
+        server.setEndianness(ByteOrder.LITTLE_ENDIAN);
+        serverList.add(server);
+    }
+
+}
diff --git a/src/org/traccar/protocol/AdmProtocolDecoder.java b/src/org/traccar/protocol/AdmProtocolDecoder.java
new file mode 100644
index 000000000..300f38346
--- /dev/null
+++ b/src/org/traccar/protocol/AdmProtocolDecoder.java
@@ -0,0 +1,117 @@
+/*
+ * Copyright 2012 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.Calendar;
+import java.util.Date;
+import java.util.TimeZone;
+
+public class AdmProtocolDecoder extends BaseProtocolDecoder {
+
+    public AdmProtocolDecoder(AdmProtocol protocol) {
+        super(protocol);
+    }
+
+    public static final int MSG_IMEI = 0x03;
+    public static final int MSG_PHOTO = 0x0A;
+    public static final int MSG_ADM5 = 0x01;
+
+    @Override
+    protected Object decode(
+            Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+        ChannelBuffer buf = (ChannelBuffer) msg;
+
+        buf.readUnsignedShort(); // device id
+        buf.readUnsignedByte(); // length
+
+        int type = buf.readUnsignedByte();
+
+        if (type == MSG_IMEI) {
+            identify(buf.toString(buf.readerIndex(), 15, Charset.defaultCharset()), channel);
+        }
+
+        if (hasDeviceId() && BitUtil.range(type, 0, 2) == 0) {
+
+            Position position = new Position();
+            position.setProtocol(getProtocolName());
+            position.setDeviceId(getDeviceId());
+
+            buf.readUnsignedByte(); // firmware version
+            buf.readUnsignedShort(); // index
+
+            position.set(Event.KEY_STATUS, buf.readUnsignedShort());
+
+            position.setValid(true);
+            position.setLatitude(buf.readFloat());
+            position.setLongitude(buf.readFloat());
+            position.setCourse(buf.readUnsignedShort() * 0.1);
+            position.setSpeed(UnitsConverter.knotsFromKph(buf.readUnsignedShort() * 0.1));
+
+            buf.readUnsignedByte(); // acceleration
+
+            position.setAltitude(buf.readUnsignedShort());
+
+            position.set(Event.KEY_HDOP, buf.readUnsignedByte() * 0.1);
+            position.set(Event.KEY_SATELLITES, buf.readUnsignedByte() & 0x0f);
+
+            position.setTime(new Date(buf.readUnsignedInt() * 1000));
+
+            position.set(Event.KEY_POWER, buf.readUnsignedShort());
+            position.set(Event.KEY_BATTERY, buf.readUnsignedShort());
+
+            if (BitUtil.check(type, 2)) {
+                buf.skipBytes(4);
+            }
+
+            if (BitUtil.check(type, 3)) {
+                buf.skipBytes(12);
+            }
+
+            if (BitUtil.check(type, 4)) {
+                buf.skipBytes(8);
+            }
+
+            if (BitUtil.check(type, 5)) {
+                buf.skipBytes(9);
+            }
+
+            if (BitUtil.check(type, 6)) {
+                buf.skipBytes(buf.getUnsignedByte(buf.readerIndex()));
+            }
+
+            if (BitUtil.check(type, 7)) {
+                position.set(Event.KEY_ODOMETER, buf.readUnsignedInt());
+            }
+
+            return position;
+        }
+
+        return null;
+    }
+
+}