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author | Anton Tananaev <anton.tananaev@gmail.com> | 2012-04-26 19:34:10 +0000 |
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committer | Anton Tananaev <anton.tananaev@gmail.com> | 2012-04-26 19:34:10 +0000 |
commit | 02c1fb78a8b1681325ec01f49ae6ff6603825243 (patch) | |
tree | a851415301ec88a03d492594ba47577f02dc0edd /src/org/traccar/protocol/Gl200ProtocolDecoder.java | |
parent | f0b1e58016632af5514d94b7439af77b9918b643 (diff) | |
download | traccar-server-02c1fb78a8b1681325ec01f49ae6ff6603825243.tar.gz traccar-server-02c1fb78a8b1681325ec01f49ae6ff6603825243.tar.bz2 traccar-server-02c1fb78a8b1681325ec01f49ae6ff6603825243.zip |
Diffstat (limited to 'src/org/traccar/protocol/Gl200ProtocolDecoder.java')
-rw-r--r-- | src/org/traccar/protocol/Gl200ProtocolDecoder.java | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/src/org/traccar/protocol/Gl200ProtocolDecoder.java b/src/org/traccar/protocol/Gl200ProtocolDecoder.java new file mode 100644 index 000000000..a43562eb9 --- /dev/null +++ b/src/org/traccar/protocol/Gl200ProtocolDecoder.java @@ -0,0 +1,113 @@ +/* + * 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 java.util.Calendar; +import java.util.GregorianCalendar; +import java.util.TimeZone; +import java.util.regex.Pattern; +import java.util.regex.Matcher; +import org.jboss.netty.channel.Channel; +import org.jboss.netty.channel.ChannelHandlerContext; +import org.traccar.Position; +import org.traccar.DataManager; +import org.traccar.GenericProtocolDecoder; + +/** + * GL200 tracker protocol decoder + */ +public class Gl200ProtocolDecoder extends GenericProtocolDecoder { + + /** + * Initialize + */ + public Gl200ProtocolDecoder(DataManager dataManager, Integer resetDelay) { + super(dataManager, resetDelay); + } + + /** + * Regular expressions pattern + */ + static private Pattern pattern = Pattern.compile( + "\\+RESP:GT...," + + "\\d{6}," + // Protocol version + "(\\d{15})," + // IMEI + "[^,]*," + // Device name + "(?:(?:\\d," + // Report ID / Geo mode + "\\d*," + // Report type / Geo radius + "\\d*)|" + // Number / Geo check interval + "(?:[^,]*))," + // Call number + "(\\d*)," + // GPS accuracy + "(\\d+.\\d)," + // Speed + "(\\d+)," + // Course + "(-?\\d+.\\d)," + // Altitude + "(-?\\d+.\\d+)," + // Longitude + "(-?\\d+.\\d+)," + // Latitude + "(\\d{4})(\\d{2})(\\d{2})" + // Date (YYYYMMDD) + "(\\d{2})(\\d{2})(\\d{2})," + // Time (HHMMSS) + ".*"); + + /** + * Decode message + */ + protected Object decode( + ChannelHandlerContext ctx, Channel channel, Object msg) + throws Exception { + + String sentence = (String) msg; + + // 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(getDataManager().getDeviceByImei(imei).getId()); + + // Validity + position.setValid(Integer.valueOf(parser.group(index++)) == 0 ? false : true); + + // Position info + position.setSpeed(Double.valueOf(parser.group(index++))); + position.setCourse(Double.valueOf(parser.group(index++))); + position.setAltitude(Double.valueOf(parser.group(index++))); + position.setLongitude(Double.valueOf(parser.group(index++))); + position.setLatitude(Double.valueOf(parser.group(index++))); + + // Date + Calendar time = new GregorianCalendar(TimeZone.getTimeZone("UTC")); + time.clear(); + time.set(Calendar.YEAR, 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++))); + position.setTime(time.getTime()); + + return position; + } + +} |