aboutsummaryrefslogtreecommitdiff
path: root/src/org/traccar/protocol/Xrb28ProtocolDecoder.java
diff options
context:
space:
mode:
Diffstat (limited to 'src/org/traccar/protocol/Xrb28ProtocolDecoder.java')
-rw-r--r--src/org/traccar/protocol/Xrb28ProtocolDecoder.java114
1 files changed, 114 insertions, 0 deletions
diff --git a/src/org/traccar/protocol/Xrb28ProtocolDecoder.java b/src/org/traccar/protocol/Xrb28ProtocolDecoder.java
new file mode 100644
index 000000000..c3af2c4f3
--- /dev/null
+++ b/src/org/traccar/protocol/Xrb28ProtocolDecoder.java
@@ -0,0 +1,114 @@
+/*
+ * 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.DateBuilder;
+import org.traccar.helper.Parser;
+import org.traccar.helper.PatternBuilder;
+import org.traccar.model.Command;
+import org.traccar.model.Position;
+
+import java.net.SocketAddress;
+import java.util.regex.Pattern;
+
+public class Xrb28ProtocolDecoder extends BaseProtocolDecoder {
+
+ private String pendingCommand;
+
+ public void setPendingCommand(String pendingCommand) {
+ this.pendingCommand = pendingCommand;
+ }
+
+ public Xrb28ProtocolDecoder(Protocol protocol) {
+ super(protocol);
+ }
+
+ private static final Pattern PATTERN = new PatternBuilder()
+ .text("*HBCR,")
+ .expression("..,") // vendor
+ .number("d{15},") // imei
+ .expression("..,") // type
+ .number("0,") // reserved
+ .number("(dd)(dd)(dd).d+,") // time (hhmmss)
+ .expression("([AV]),") // validity
+ .number("(dd)(dd.d+),") // latitude
+ .expression("([NS]),")
+ .number("(d{2,3})(dd.d+),") // longitude
+ .expression("([EW]),")
+ .number("(d+),") // satellites
+ .number("(d+.d+),") // hdop
+ .number("(dd)(dd)(dd),") // date (ddmmyy)
+ .number("(-?d+),") // altitude
+ .expression(".,") // height unit
+ .expression(".#") // mode
+ .compile();
+
+ @Override
+ protected Object decode(
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+ String sentence = (String) msg;
+
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, sentence.substring(10, 26));
+ if (deviceSession == null) {
+ return null;
+ }
+
+ String type = sentence.substring(27, 29);
+ if (channel != null) {
+ if (type.matches("L0|L1|W0|E1")) {
+ channel.write(new NetworkMessage(
+ sentence.substring(0, 29) + "#\n", remoteAddress));
+ } else if (type.equals("R0") && pendingCommand != null) {
+ String command = pendingCommand.equals(Command.TYPE_ALARM_ARM) ? "L1," : "L0,";
+ channel.write(new NetworkMessage(
+ sentence.substring(0, 27) + command + sentence.substring(32) + "\n", remoteAddress));
+ pendingCommand = null;
+ }
+ }
+
+ Parser parser = new Parser(PATTERN, sentence.substring(2));
+ 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.setValid(parser.next().equals("A"));
+ position.setLatitude(parser.nextCoordinate());
+ position.setLongitude(parser.nextCoordinate());
+
+ position.set(Position.KEY_SATELLITES, parser.nextInt());
+ position.set(Position.KEY_HDOP, parser.nextDouble());
+
+ dateBuilder.setDateReverse(parser.nextInt(), parser.nextInt(), parser.nextInt());
+ position.setTime(dateBuilder.getDate());
+
+ position.setAltitude(parser.nextInt());
+
+ return position;
+ }
+
+}