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authorAnton Tananaev <anton.tananaev@gmail.com>2019-03-31 22:35:39 -0700
committerAnton Tananaev <anton.tananaev@gmail.com>2019-03-31 22:35:39 -0700
commit59416923dcb3a756eaf532cc4259f2f6625c0762 (patch)
tree9082dae6616deac8fda432b7bfd80e4a52b6d9dc /src/main/java/org/traccar/protocol/CityeasyProtocolDecoder.java
parent79a129dd6327d932133d6b9a50190d3f4927bff9 (diff)
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Convert project to gradle
Diffstat (limited to 'src/main/java/org/traccar/protocol/CityeasyProtocolDecoder.java')
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1 files changed, 127 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/protocol/CityeasyProtocolDecoder.java b/src/main/java/org/traccar/protocol/CityeasyProtocolDecoder.java
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+/*
+ * Copyright 2015 - 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.buffer.ByteBufUtil;
+import io.netty.channel.Channel;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.DeviceSession;
+import org.traccar.Protocol;
+import org.traccar.helper.Checksum;
+import org.traccar.helper.Parser;
+import org.traccar.helper.PatternBuilder;
+import org.traccar.model.CellTower;
+import org.traccar.model.Network;
+import org.traccar.model.Position;
+
+import java.net.SocketAddress;
+import java.nio.charset.StandardCharsets;
+import java.util.regex.Pattern;
+
+public class CityeasyProtocolDecoder extends BaseProtocolDecoder {
+
+ public CityeasyProtocolDecoder(Protocol protocol) {
+ super(protocol);
+ }
+
+ private static final Pattern PATTERN = new PatternBuilder()
+ .groupBegin()
+ .number("(dddd)(dd)(dd)") // date (yyyymmdd)
+ .number("(dd)(dd)(dd),") // time (hhmmss)
+ .number("([AV]),") // validity
+ .number("(d+),") // satellites
+ .number("([NS]),(d+.d+),") // latitude
+ .number("([EW]),(d+.d+),") // longitude
+ .number("(d+.d),") // speed
+ .number("(d+.d),") // hdop
+ .number("(d+.d)") // altitude
+ .groupEnd("?").text(";")
+ .number("(d+),") // mcc
+ .number("(d+),") // mnc
+ .number("(d+),") // lac
+ .number("(d+)") // cell
+ .any()
+ .compile();
+
+ public static final int MSG_ADDRESS_REQUEST = 0x0001;
+ public static final int MSG_STATUS = 0x0002;
+ public static final int MSG_LOCATION_REPORT = 0x0003;
+ public static final int MSG_LOCATION_REQUEST = 0x0004;
+ public static final int MSG_LOCATION_INTERVAL = 0x0005;
+ public static final int MSG_PHONE_NUMBER = 0x0006;
+ public static final int MSG_MONITORING = 0x0007;
+ public static final int MSG_TIMEZONE = 0x0008;
+
+ @Override
+ protected Object decode(
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+ ByteBuf buf = (ByteBuf) msg;
+
+ buf.skipBytes(2); // header
+ buf.readUnsignedShort(); // length
+
+ String imei = ByteBufUtil.hexDump(buf.readSlice(7));
+ DeviceSession deviceSession = getDeviceSession(
+ channel, remoteAddress, imei, imei + Checksum.luhn(Long.parseLong(imei)));
+ if (deviceSession == null) {
+ return null;
+ }
+
+ int type = buf.readUnsignedShort();
+
+ if (type == MSG_LOCATION_REPORT || type == MSG_LOCATION_REQUEST) {
+
+ String sentence = buf.toString(buf.readerIndex(), buf.readableBytes() - 8, StandardCharsets.US_ASCII);
+ Parser parser = new Parser(PATTERN, sentence);
+ if (!parser.matches()) {
+ return null;
+ }
+
+ Position position = new Position(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
+
+ if (parser.hasNext(15)) {
+
+ position.setTime(parser.nextDateTime());
+
+ position.setValid(parser.next().equals("A"));
+ position.set(Position.KEY_SATELLITES, parser.nextInt());
+
+ position.setLatitude(parser.nextCoordinate(Parser.CoordinateFormat.HEM_DEG));
+ position.setLongitude(parser.nextCoordinate(Parser.CoordinateFormat.HEM_DEG));
+
+ position.setSpeed(parser.nextDouble(0));
+ position.set(Position.KEY_HDOP, parser.nextDouble(0));
+ position.setAltitude(parser.nextDouble(0));
+
+ } else {
+
+ getLastLocation(position, null);
+
+ }
+
+ position.setNetwork(new Network(CellTower.from(
+ parser.nextInt(0), parser.nextInt(0), parser.nextInt(0), parser.nextInt(0))));
+
+ return position;
+ }
+
+ return null;
+ }
+
+}