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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/TekProtocolDecoder.java
parent79a129dd6327d932133d6b9a50190d3f4927bff9 (diff)
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Convert project to gradle
Diffstat (limited to 'src/main/java/org/traccar/protocol/TekProtocolDecoder.java')
-rw-r--r--src/main/java/org/traccar/protocol/TekProtocolDecoder.java139
1 files changed, 139 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/protocol/TekProtocolDecoder.java b/src/main/java/org/traccar/protocol/TekProtocolDecoder.java
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+++ b/src/main/java/org/traccar/protocol/TekProtocolDecoder.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.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.BitUtil;
+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 TekProtocolDecoder extends BaseProtocolDecoder {
+
+ public TekProtocolDecoder(Protocol protocol) {
+ super(protocol);
+ }
+
+ private static final Pattern PATTERN = new PatternBuilder()
+ .number(",d+,")
+ .number("(dd)(dd)(dd).d,") // time (hhmmss)
+ .number("(dd)(dd.d+)") // latitude
+ .expression("([NS]),")
+ .number("(ddd)(dd.d+)") // longitude
+ .expression("([EW]),")
+ .number("(d+.d+),") // hdop
+ .number("(d+.d+),") // altitude
+ .number("(d+),") // fix mode
+ .number("(d+.d+),") // course
+ .number("d+.d+,") // speed km
+ .number("(d+.d+),") // speed kn
+ .number("(dd)(dd)(dd),") // date (ddmmyy)
+ .number("(d+),") // satellites
+ .any()
+ .compile();
+
+ @Override
+ protected Object decode(
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+ ByteBuf buf = (ByteBuf) msg;
+
+ buf.readUnsignedByte(); // product type
+ buf.readUnsignedByte(); // hardware version
+ buf.readUnsignedByte(); // firmware version
+ buf.readUnsignedByte(); // contact reason
+ buf.readUnsignedByte(); // alarm / status
+ buf.readUnsignedByte(); // rssi
+ buf.readUnsignedByte(); // battery / status
+
+ String imei = ByteBufUtil.hexDump(buf.readBytes(8)).substring(1);
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, imei);
+ if (deviceSession == null) {
+ return null;
+ }
+
+ int type = BitUtil.to(buf.readUnsignedByte(), 6);
+ buf.readUnsignedByte(); // length
+
+ if (type == 4 || type == 8) {
+
+ Position position = new Position(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
+
+ int count = buf.readUnsignedShort();
+ buf.readUnsignedByte(); // hours / tickets
+ buf.readUnsignedByte(); // error code
+ buf.readUnsignedByte(); // reserved
+ buf.readUnsignedByte(); // logger speed
+ buf.readUnsignedByte(); // login time
+ buf.readUnsignedByte(); // minutes
+
+ for (int i = 0; i < count; i++) {
+ position.set("rssi" + (i + 1), buf.readUnsignedByte());
+ position.set("temp" + (i + 1), buf.readUnsignedByte() - 30);
+ int data = buf.readUnsignedShort();
+ position.set("src" + (i + 1), BitUtil.from(data, 10));
+ position.set("ullage" + (i + 1), BitUtil.to(data, 10));
+ }
+
+ return position;
+
+ } else if (type == 17) {
+
+ String sentence = buf.toString(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(), parser.nextInt(), parser.nextInt());
+
+ position.setLatitude(parser.nextCoordinate());
+ position.setLongitude(parser.nextCoordinate());
+
+ position.set(Position.KEY_HDOP, parser.nextDouble());
+
+ position.setAltitude(parser.nextDouble());
+ position.setValid(parser.nextInt() > 0);
+ position.setCourse(parser.nextDouble());
+ position.setSpeed(parser.nextDouble());
+
+ dateBuilder.setDateReverse(parser.nextInt(), parser.nextInt(), parser.nextInt());
+ position.setTime(dateBuilder.getDate());
+
+ return position;
+
+ }
+
+ return null;
+ }
+
+}