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authorAnton Tananaev <anton.tananaev@gmail.com>2011-08-23 06:53:02 +0000
committerAnton Tananaev <anton.tananaev@gmail.com>2011-08-23 06:53:02 +0000
commit39e60fdb4c4427d73881e4dc692c87b135582a8e (patch)
tree1db8256e22c194bde6fe437585dded13b50d27ef
parent8ad6a579411e738f8c6c747c222ff6051872d42a (diff)
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-rw-r--r--src/net/sourceforge/opentracking/protocol/gl200/Gl200ProtocolDecoder.java176
-rw-r--r--test/net/sourceforge/opentracking/protocol/gl200/Gl200ProtocolDecoderTest.java70
2 files changed, 246 insertions, 0 deletions
diff --git a/src/net/sourceforge/opentracking/protocol/gl200/Gl200ProtocolDecoder.java b/src/net/sourceforge/opentracking/protocol/gl200/Gl200ProtocolDecoder.java
new file mode 100644
index 000000000..0b7166ab2
--- /dev/null
+++ b/src/net/sourceforge/opentracking/protocol/gl200/Gl200ProtocolDecoder.java
@@ -0,0 +1,176 @@
+/*
+ * Copyright 2010 Anton Tananaev (anton@tananaev.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 net.sourceforge.opentracking.protocol.gl200;
+
+import java.util.Calendar;
+import java.util.GregorianCalendar;
+import java.util.TimeZone;
+import java.util.Timer;
+import java.util.TimerTask;
+import java.util.regex.Pattern;
+import java.util.regex.Matcher;
+import org.jboss.netty.channel.Channel;
+import org.jboss.netty.channel.ChannelHandlerContext;
+import org.jboss.netty.handler.codec.oneone.OneToOneDecoder;
+import net.sourceforge.opentracking.Position;
+import net.sourceforge.opentracking.DataManager;
+import org.jboss.netty.channel.ChannelEvent;
+import org.jboss.netty.channel.ChannelState;
+import org.jboss.netty.channel.ChannelStateEvent;
+
+/**
+ * GL200 tracker protocol decoder
+ */
+public class Gl200ProtocolDecoder extends OneToOneDecoder {
+
+ /**
+ * Data manager
+ */
+ private DataManager dataManager;
+
+ /**
+ * Reset connection delay
+ */
+ private Integer resetDelay;
+
+ /**
+ * Init device table
+ */
+ public Gl200ProtocolDecoder(DataManager dataManager, Integer resetDelay) {
+ this.dataManager = dataManager;
+ this.resetDelay = resetDelay;
+ }
+
+ /**
+ * Regular expressions pattern
+ */
+ static private Pattern pattern = Pattern.compile(
+ "imei:" +
+ "([\\d]+)," + // IMEI
+ "[^,]+," +
+ "(\\d{2})(\\d{2})(\\d{2})[\\d]+," + // Date
+ "[+]?[\\d]*," +
+ "[FL]," + // F - full / L - low
+ "([\\d]{2})([\\d]{2})([\\d]{2}).([\\d]{3})," + // Time (HHMMSS.SSS)
+ "([AV])," + // Validity
+ "([\\d]{2})([\\d]{2}.[\\d]{4})," + // Latitude (DDMM.MMMM)
+ "([NS])," +
+ "([\\d]{3})([\\d]{2}.[\\d]{4})," + // Longitude (DDDMM.MMMM)
+ "([EW])," +
+ "([\\d]+.[\\d]{2}),"); // Speed
+
+ /**
+ * Decode message
+ */
+ protected Object decode(
+ ChannelHandlerContext ctx, Channel channel, Object msg)
+ throws Exception {
+
+ String sentence = (String) msg;
+
+ // Send response #1
+ if (sentence.contains("##")) {
+ channel.write("LOAD");
+ }
+
+ // Send response #2
+ if (sentence.length() == 15 && Character.isDigit(sentence.charAt(0))) {
+ channel.write("ON");
+ }
+
+ // Parse message
+ Matcher parser = pattern.matcher(sentence);
+ if (!parser.matches()) {
+ return null;
+ }
+
+ // Create new position
+ Position position = new Position();
+
+ Integer index = 1;
+
+ // Get device by IMEI
+ String imei = parser.group(index++);
+ position.setDeviceId(dataManager.getDeviceByImei(imei).getId());
+
+ // Date
+ Calendar time = new GregorianCalendar(TimeZone.getTimeZone("UTC"));
+ time.clear();
+ time.set(Calendar.YEAR, 2000 + Integer.valueOf(parser.group(index++)));
+ time.set(Calendar.MONTH, Integer.valueOf(parser.group(index++)) - 1);
+ time.set(Calendar.DAY_OF_MONTH, Integer.valueOf(parser.group(index++)));
+
+ // Time
+ time.set(Calendar.HOUR, Integer.valueOf(parser.group(index++)));
+ time.set(Calendar.MINUTE, Integer.valueOf(parser.group(index++)));
+ time.set(Calendar.SECOND, Integer.valueOf(parser.group(index++)));
+ time.set(Calendar.MILLISECOND, Integer.valueOf(parser.group(index++)));
+ position.setTime(time.getTime());
+
+ // Validity
+ position.setValid(parser.group(index++).compareTo("A") == 0 ? true : false);
+
+ // Latitude
+ Double latitude = Double.valueOf(parser.group(index++));
+ latitude += Double.valueOf(parser.group(index++)) / 60;
+ if (parser.group(index++).compareTo("S") == 0) latitude = -latitude;
+ position.setLatitude(latitude);
+
+ // Longitude
+ Double lonlitude = Double.valueOf(parser.group(index++));
+ lonlitude += Double.valueOf(parser.group(index++)) / 60;
+ if (parser.group(index++).compareTo("W") == 0) lonlitude = -lonlitude;
+ position.setLongitude(lonlitude);
+
+ // Speed
+ position.setSpeed(Double.valueOf(parser.group(index++)));
+ position.setCourse(0.0);
+
+ return position;
+ }
+
+ /**
+ * Disconnect channel
+ */
+ class DisconnectTask extends TimerTask {
+ private Channel channel;
+
+ public DisconnectTask(Channel channel) {
+ this.channel = channel;
+ }
+
+ public void run() {
+ channel.disconnect();
+ }
+ }
+
+ /**
+ * Handle connect event
+ */
+ @Override
+ public void handleUpstream(ChannelHandlerContext ctx, ChannelEvent evt) throws Exception {
+ super.handleUpstream(ctx, evt);
+
+ if (evt instanceof ChannelStateEvent) {
+ ChannelStateEvent event = (ChannelStateEvent) evt;
+
+ if (event.getState() == ChannelState.CONNECTED && event.getValue() != null && resetDelay != 0) {
+ new Timer().schedule(new DisconnectTask(evt.getChannel()), resetDelay);
+ }
+ }
+ }
+
+}
diff --git a/test/net/sourceforge/opentracking/protocol/gl200/Gl200ProtocolDecoderTest.java b/test/net/sourceforge/opentracking/protocol/gl200/Gl200ProtocolDecoderTest.java
new file mode 100644
index 000000000..9b6508523
--- /dev/null
+++ b/test/net/sourceforge/opentracking/protocol/gl200/Gl200ProtocolDecoderTest.java
@@ -0,0 +1,70 @@
+package net.sourceforge.opentracking.protocol.gl200;
+
+import java.util.Calendar;
+import java.util.TimeZone;
+import java.util.GregorianCalendar;
+import java.util.List;
+import org.junit.Test;
+import net.sourceforge.opentracking.Device;
+import net.sourceforge.opentracking.Position;
+import net.sourceforge.opentracking.DataManager;
+import static org.junit.Assert.*;
+
+public class Gl200ProtocolDecoderTest {
+
+ private class TestDataManager implements DataManager {
+ public List getDevices() {
+ return null;
+ }
+
+ public Device getDeviceByImei(String imei) {
+ Device device = new Device();
+ device.setId(new Long(1));
+ device.setImei("10000000000000");
+ return device;
+ }
+
+ public void setPosition(Position position) {
+ }
+ }
+
+ @Test
+ public void testDecode() throws Exception {
+
+ /*Calendar time = new GregorianCalendar(TimeZone.getTimeZone("UTC"));
+ time.set(Calendar.HOUR, 0);
+ time.set(Calendar.MINUTE, 1);
+ time.set(Calendar.SECOND, 2);
+ time.set(Calendar.MILLISECOND, 3);
+ String x = time.getTime().toString();
+
+ String testMsg1 = "##,imei:10000000000000,A";
+ // NEW MESSAGE: imei:359587017470280,tracker,0000000000,03184511405,L,;
+
+ String testMsg2 = //"imei:10000000000000,help me,1004171910,,F,010203.000,A,0102.0003,N,00102.0003,E,1.02,";
+ //"imei:353451040164707,tracker,1105182344,+36304665439,F,214418.000,A,4804.2222,N,01916.7593,E,0.37,";
+ "imei:353451042861763,tracker,1106132241,,F,144114.000,A,2301.9052,S,04909.3676,W,0.13,";
+
+ Gps103ProtocolDecoder decoder = new Gps103ProtocolDecoder(new TestDataManager(), 0);
+ //assertNull(decoder.decode(null, null, testMsg1));
+ Position position = (Position) decoder.decode(null, null, testMsg2);
+
+ //Date time = new GregorianCalendar(2003, 1, 1, 1, 2, 3).getTime();
+ //assertEquals(time, position.getTime());
+
+ assertEquals(true, position.getValid());
+
+ Double latitude = 1.0 + 2.0003 / 60.0;
+ assertEquals(latitude, position.getLatitude());
+
+ Double longitude = 1.0 + 2.0003 / 60.0;
+ assertEquals(longitude, position.getLongitude());
+
+ Double speed = 1.02;
+ assertEquals(speed, position.getSpeed());
+
+ Long deviceId = new Long(1);
+ assertEquals(deviceId, position.getDeviceId());*/
+ }
+
+}