diff options
Diffstat (limited to 'src/org/traccar/protocol/EnforaProtocolDecoder.java')
-rw-r--r-- | src/org/traccar/protocol/EnforaProtocolDecoder.java | 115 |
1 files changed, 0 insertions, 115 deletions
diff --git a/src/org/traccar/protocol/EnforaProtocolDecoder.java b/src/org/traccar/protocol/EnforaProtocolDecoder.java deleted file mode 100644 index bfa7a116b..000000000 --- a/src/org/traccar/protocol/EnforaProtocolDecoder.java +++ /dev/null @@ -1,115 +0,0 @@ -/* - * Copyright 2012 - 2018 Anton Tananaev (anton@traccar.org) - * - * 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 io.netty.buffer.ByteBuf; -import io.netty.channel.Channel; -import org.traccar.BaseProtocolDecoder; -import org.traccar.DeviceSession; -import org.traccar.Protocol; -import org.traccar.helper.BufferUtil; -import org.traccar.helper.DateBuilder; -import org.traccar.helper.Parser; -import org.traccar.helper.PatternBuilder; -import org.traccar.model.Position; - -import java.net.SocketAddress; -import java.nio.charset.StandardCharsets; -import java.util.regex.Pattern; - -public class EnforaProtocolDecoder extends BaseProtocolDecoder { - - public EnforaProtocolDecoder(Protocol protocol) { - super(protocol); - } - - private static final Pattern PATTERN = new PatternBuilder() - .text("GPRMC,") - .number("(dd)(dd)(dd).?d*,") // time (hhmmss) - .expression("([AV]),") // validity - .number("(dd)(dd.d+),") // latitude - .expression("([NS]),") - .number("(ddd)(dd.d+),") // longitude - .expression("([EW]),") - .number("(d+.d+)?,") // speed - .number("(d+.d+)?,") // course - .number("(dd)(dd)(dd),") // date (ddmmyy) - .any() - .compile(); - - public static final int IMEI_LENGTH = 15; - - @Override - protected Object decode( - Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { - - ByteBuf buf = (ByteBuf) msg; - - // Find IMEI number - int index = -1; - for (int i = buf.readerIndex(); i < buf.writerIndex() - IMEI_LENGTH; i++) { - index = i; - for (int j = i; j < i + IMEI_LENGTH; j++) { - if (!Character.isDigit((char) buf.getByte(j))) { - index = -1; - break; - } - } - if (index > 0) { - break; - } - } - if (index == -1) { - return null; - } - - String imei = buf.toString(index, IMEI_LENGTH, StandardCharsets.US_ASCII); - DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, imei); - if (deviceSession == null) { - return null; - } - - // Find NMEA sentence - int start = BufferUtil.indexOf("GPRMC", buf); - if (start == -1) { - return null; - } - - String sentence = buf.toString(start, buf.readableBytes() - start, StandardCharsets.US_ASCII); - Parser parser = new Parser(PATTERN, sentence); - if (!parser.matches()) { - return null; - } - - Position position = new Position(getProtocolName()); - position.setDeviceId(deviceSession.getDeviceId()); - - DateBuilder dateBuilder = new DateBuilder() - .setTime(parser.nextInt(0), parser.nextInt(0), parser.nextInt(0)); - - position.setValid(parser.next().equals("A")); - position.setLatitude(parser.nextCoordinate()); - position.setLongitude(parser.nextCoordinate()); - position.setSpeed(parser.nextDouble(0)); - position.setCourse(parser.nextDouble(0)); - - dateBuilder.setDateReverse(parser.nextInt(0), parser.nextInt(0), parser.nextInt(0)); - position.setTime(dateBuilder.getDate()); - - return position; - } - -} |