aboutsummaryrefslogtreecommitdiff
path: root/src/net/sourceforge/opentracking/protocol/xexun
diff options
context:
space:
mode:
authorAnton Tananaev <anton.tananaev@gmail.com>2011-11-11 13:46:52 +0000
committerAnton Tananaev <anton.tananaev@gmail.com>2011-11-11 13:46:52 +0000
commite7c57a86e55868e3563e023a6dc70e7848c55d20 (patch)
tree61cb0d82671cb68c18bc34be32467548de8b36cf /src/net/sourceforge/opentracking/protocol/xexun
parenta88479f670fea8f6c7f5fdf13c7dffa67772d854 (diff)
downloadtrackermap-server-e7c57a86e55868e3563e023a6dc70e7848c55d20.tar.gz
trackermap-server-e7c57a86e55868e3563e023a6dc70e7848c55d20.tar.bz2
trackermap-server-e7c57a86e55868e3563e023a6dc70e7848c55d20.zip
Diffstat (limited to 'src/net/sourceforge/opentracking/protocol/xexun')
-rw-r--r--src/net/sourceforge/opentracking/protocol/xexun/XexunFrameDecoder.java92
-rw-r--r--src/net/sourceforge/opentracking/protocol/xexun/XexunProtocolDecoder.java175
2 files changed, 0 insertions, 267 deletions
diff --git a/src/net/sourceforge/opentracking/protocol/xexun/XexunFrameDecoder.java b/src/net/sourceforge/opentracking/protocol/xexun/XexunFrameDecoder.java
deleted file mode 100644
index 839e5b3ec..000000000
--- a/src/net/sourceforge/opentracking/protocol/xexun/XexunFrameDecoder.java
+++ /dev/null
@@ -1,92 +0,0 @@
-/*
- * 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.xexun;
-
-import org.jboss.netty.handler.codec.frame.FrameDecoder;
-import org.jboss.netty.channel.Channel;
-import org.jboss.netty.channel.ChannelHandlerContext;
-import org.jboss.netty.buffer.ChannelBuffer;
-
-public class XexunFrameDecoder extends FrameDecoder {
-
- /**
- * Find string in network buffer
- */
- private static Integer find(
- ChannelBuffer buf,
- Integer start,
- Integer length,
- String subString) {
-
- int index = start;
- boolean match;
-
- for (; index < length; index++) {
- match = true;
-
- for (int i = 0; i < subString.length(); i++) {
- char c = (char) buf.getByte(index + i);
- if (c != subString.charAt(i)) {
- match = false;
- break;
- }
- }
-
- if (match) {
- return index;
- }
- }
-
- return null;
- }
-
- protected Object decode(
- ChannelHandlerContext ctx,
- Channel channel,
- ChannelBuffer buf) throws Exception {
-
- // Check minimum length
- int length = buf.readableBytes();
- if (length < 100) {
- return null;
- }
-
- // Find start
- Integer beginIndex = find(buf, 0, length, "GPRMC");
- if (beginIndex == null) {
- return null;
- }
-
- // Find identifier
- Integer idIndex = find(buf, beginIndex, length, "imei:");
- if (idIndex == null) {
- return null;
- }
-
- // Find end
- Integer endIndex = find(buf, idIndex, length, ",");
- if (endIndex == null) {
- return null;
- }
-
- // Read buffer
- buf.skipBytes(beginIndex);
- ChannelBuffer frame = buf.readBytes(endIndex - beginIndex + 1);
-
- return frame;
- }
-
-}
diff --git a/src/net/sourceforge/opentracking/protocol/xexun/XexunProtocolDecoder.java b/src/net/sourceforge/opentracking/protocol/xexun/XexunProtocolDecoder.java
deleted file mode 100644
index 872569e1a..000000000
--- a/src/net/sourceforge/opentracking/protocol/xexun/XexunProtocolDecoder.java
+++ /dev/null
@@ -1,175 +0,0 @@
-/*
- * 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.xexun;
-
-import java.util.Calendar;
-import java.util.GregorianCalendar;
-import java.util.regex.Pattern;
-import java.util.regex.Matcher;
-import java.text.ParseException;
-import java.util.TimeZone;
-import java.util.Timer;
-import java.util.TimerTask;
-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;
-
-/**
- * Xexun tracker protocol decoder
- */
-public class XexunProtocolDecoder extends OneToOneDecoder {
-
- /**
- * Data manager
- */
- private DataManager dataManager;
-
- /**
- * Reset connection delay
- */
- private Integer resetDelay;
-
- /**
- * Init device table
- */
- public XexunProtocolDecoder(DataManager dataManager, Integer resetDelay) {
- this.dataManager = dataManager;
- this.resetDelay = resetDelay;
- }
-
- /**
- * Regular expressions pattern
- */
- static private Pattern pattern = Pattern.compile(
- "GPRMC," +
- "([\\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]+)," + // Speed
- "([\\d]+.[\\d]+)?," + // Course
- "([\\d]{2})([\\d]{2})([\\d]{2})," + // Date (DDMMYY)
- ".*imei:" +
- "([\\d]+),"); // IMEI
-
- /**
- * Decode message
- */
- protected Object decode(
- ChannelHandlerContext ctx, Channel channel, Object msg)
- throws Exception {
-
- // Parse message
- String sentence = (String) msg;
- Matcher parser = pattern.matcher(sentence);
- if (!parser.matches()) {
- throw new ParseException(null, 0);
- }
-
- // Create new position
- Position position = new Position();
-
- Integer index = 1;
-
- // Time
- Calendar time = new GregorianCalendar(TimeZone.getTimeZone("UTC"));
- time.clear();
- 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++)));
-
- // 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);
-
- // Altitude
- position.setAltitude(0.0);
-
- // Speed
- position.setSpeed(Double.valueOf(parser.group(index++)));
-
- // Course
- String course = parser.group(index++);
- if (course != null) {
- position.setCourse(Double.valueOf(course));
- } else {
- position.setCourse(0.0);
- }
-
- // Date
- time.set(Calendar.DAY_OF_MONTH, Integer.valueOf(parser.group(index++)));
- time.set(Calendar.MONTH, Integer.valueOf(parser.group(index++)) - 1);
- time.set(Calendar.YEAR, 2000 + Integer.valueOf(parser.group(index++)));
- position.setTime(time.getTime());
-
- // Get device by IMEI
- String imei = parser.group(index++);
- position.setDeviceId(dataManager.getDeviceByImei(imei).getId());
-
- 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);
- }
- }
- }
-
-}