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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/C2stekProtocolDecoder.java
parent79a129dd6327d932133d6b9a50190d3f4927bff9 (diff)
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Convert project to gradle
Diffstat (limited to 'src/main/java/org/traccar/protocol/C2stekProtocolDecoder.java')
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1 files changed, 121 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/protocol/C2stekProtocolDecoder.java b/src/main/java/org/traccar/protocol/C2stekProtocolDecoder.java
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+/*
+ * Copyright 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.channel.Channel;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.DeviceSession;
+import org.traccar.NetworkMessage;
+import org.traccar.Protocol;
+import org.traccar.helper.Parser;
+import org.traccar.helper.PatternBuilder;
+import org.traccar.helper.UnitsConverter;
+import org.traccar.model.Position;
+
+import java.net.SocketAddress;
+import java.util.regex.Pattern;
+
+public class C2stekProtocolDecoder extends BaseProtocolDecoder {
+
+ public C2stekProtocolDecoder(Protocol protocol) {
+ super(protocol);
+ }
+
+ private static final Pattern PATTERN = new PatternBuilder()
+ .text("PA$")
+ .number("(d+)") // imei
+ .text("$")
+ .expression(".#") // data type
+ .number("(dd)(dd)(dd)#") // date (yymmdd)
+ .number("(dd)(dd)(dd)#") // time (hhmmss)
+ .number("([01])#") // valid
+ .number("([+-]?d+.d+)#") // latitude
+ .number("([+-]?d+.d+)#") // longitude
+ .number("(d+.d+)#") // speed
+ .number("(d+.d+)#") // course
+ .number("(-?d+.d+)#") // altitude
+ .number("(d+)#") // battery
+ .number("d+#") // geo area alarm
+ .number("(x+)#") // alarm
+ .number("([01])") // armed
+ .number("([01])") // door
+ .number("([01])#") // ignition
+ .any()
+ .text("$AP")
+ .compile();
+
+ private String decodeAlarm(int alarm) {
+ switch (alarm) {
+ case 0x2:
+ return Position.ALARM_SHOCK;
+ case 0x3:
+ return Position.ALARM_POWER_CUT;
+ case 0x4:
+ return Position.ALARM_OVERSPEED;
+ case 0x5:
+ return Position.ALARM_SOS;
+ case 0x6:
+ return Position.ALARM_DOOR;
+ case 0xA:
+ return Position.ALARM_LOW_BATTERY;
+ case 0xB:
+ return Position.ALARM_FAULT;
+ default:
+ return null;
+ }
+ }
+
+ @Override
+ protected Object decode(
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+ String sentence = (String) msg;
+ if (sentence.contains("$20$") && channel != null) {
+ channel.writeAndFlush(new NetworkMessage(sentence, remoteAddress));
+ }
+
+ Parser parser = new Parser(PATTERN, (String) msg);
+ if (!parser.matches()) {
+ return null;
+ }
+
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next());
+ if (deviceSession == null) {
+ return null;
+ }
+
+ Position position = new Position(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
+
+ position.setTime(parser.nextDateTime());
+ position.setValid(parser.nextInt() > 0);
+ position.setLatitude(parser.nextDouble());
+ position.setLongitude(parser.nextDouble());
+ position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble()));
+ position.setCourse(parser.nextDouble());
+ position.setAltitude(parser.nextDouble());
+
+ position.set(Position.KEY_BATTERY, parser.nextInt() * 0.001);
+ position.set(Position.KEY_ALARM, decodeAlarm(parser.nextHexInt()));
+
+ position.set(Position.KEY_ARMED, parser.nextInt() > 0);
+ position.set(Position.KEY_DOOR, parser.nextInt() > 0);
+ position.set(Position.KEY_IGNITION, parser.nextInt() > 0);
+
+ return position;
+ }
+
+}