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authorAnton Tananaev <anton.tananaev@gmail.com>2019-04-11 20:29:33 -0700
committerAnton Tananaev <anton.tananaev@gmail.com>2019-04-11 20:29:33 -0700
commit818fe3e3e85c2e19dfcd12770b7aaee5820c0099 (patch)
tree1b4628e6affcb84e3a6f62044a2166a3abaaffbb /src/main/java/org/traccar/protocol
parentffdf0984b87e2ee3154ccb3d013a6bbf2a629783 (diff)
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Refactor Wialon decoder
Diffstat (limited to 'src/main/java/org/traccar/protocol')
-rw-r--r--src/main/java/org/traccar/protocol/WialonProtocolDecoder.java100
1 files changed, 55 insertions, 45 deletions
diff --git a/src/main/java/org/traccar/protocol/WialonProtocolDecoder.java b/src/main/java/org/traccar/protocol/WialonProtocolDecoder.java
index de7073b67..42ff3177e 100644
--- a/src/main/java/org/traccar/protocol/WialonProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/WialonProtocolDecoder.java
@@ -1,5 +1,5 @@
/*
- * Copyright 2013 - 2018 Anton Tananaev (anton@traccar.org)
+ * Copyright 2013 - 2019 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.
@@ -59,9 +59,10 @@ public class WialonProtocolDecoder extends BaseProtocolDecoder {
.groupEnd("?")
.compile();
- private void sendResponse(Channel channel, SocketAddress remoteAddress, String prefix, Integer number) {
+ private void sendResponse(Channel channel, SocketAddress remoteAddress, String type, Integer number) {
if (channel != null) {
- StringBuilder response = new StringBuilder(prefix);
+ StringBuilder response = new StringBuilder("#A");
+ response.append(type.substring(1));
if (number != null) {
response.append(number);
}
@@ -134,60 +135,69 @@ public class WialonProtocolDecoder extends BaseProtocolDecoder {
Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
String sentence = (String) msg;
+ String type = sentence.substring(0, sentence.indexOf('#', 1) + 1);
- if (sentence.startsWith("#L#")) {
+ switch (type) {
- String[] values = sentence.substring(3).split(";");
+ case "#L#":
+ String[] values = sentence.substring(3).split(";");
- String imei = values[0].indexOf('.') >= 0 ? values[1] : values[0];
- DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, imei);
- if (deviceSession != null) {
- sendResponse(channel, remoteAddress, "#AL#", 1);
- }
-
- } else if (sentence.startsWith("#P#")) {
-
- sendResponse(channel, remoteAddress, "#AP#", null); // heartbeat
+ String imei = values[0].indexOf('.') >= 0 ? values[1] : values[0];
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, imei);
+ if (deviceSession != null) {
+ sendResponse(channel, remoteAddress, type, 1);
+ }
+ break;
- } else if (sentence.startsWith("#SD#") || sentence.startsWith("#D#")) {
+ case "#P#":
+ sendResponse(channel, remoteAddress, type, null); // heartbeat
+ break;
- Position position = decodePosition(
- channel, remoteAddress, sentence.substring(sentence.indexOf('#', 1) + 1));
+ case "#D#":
+ case "#SD#":
+ Position position = decodePosition(
+ channel, remoteAddress, sentence.substring(sentence.indexOf('#', 1) + 1));
- if (position != null) {
- sendResponse(channel, remoteAddress, "#AD#", 1);
- return position;
- }
+ if (position != null) {
+ sendResponse(channel, remoteAddress, type, 1);
+ return position;
+ }
+ break;
- } else if (sentence.startsWith("#B#")) {
+ case "#B#":
+ String[] messages = sentence.substring(sentence.indexOf('#', 1) + 1).split("\\|");
+ List<Position> positions = new LinkedList<>();
- String[] messages = sentence.substring(sentence.indexOf('#', 1) + 1).split("\\|");
- List<Position> positions = new LinkedList<>();
+ for (String message : messages) {
+ position = decodePosition(channel, remoteAddress, message);
+ if (position != null) {
+ position.set(Position.KEY_ARCHIVE, true);
+ positions.add(position);
+ }
+ }
- for (String message : messages) {
- Position position = decodePosition(channel, remoteAddress, message);
- if (position != null) {
- position.set(Position.KEY_ARCHIVE, true);
- positions.add(position);
+ sendResponse(channel, remoteAddress, type, messages.length);
+ if (!positions.isEmpty()) {
+ return positions;
}
- }
+ break;
+
+ case "#M#":
+ deviceSession = getDeviceSession(channel, remoteAddress);
+ if (deviceSession != null) {
+ position = new Position(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
+ getLastLocation(position, new Date());
+ position.setValid(false);
+ position.set(Position.KEY_RESULT, sentence.substring(sentence.indexOf('#', 1) + 1));
+ sendResponse(channel, remoteAddress, type, 1);
+ return position;
+ }
+ break;
- sendResponse(channel, remoteAddress, "#AB#", messages.length);
- if (!positions.isEmpty()) {
- return positions;
- }
+ default:
+ break;
- } else if (sentence.startsWith("#M#")) {
- DeviceSession deviceSession = getDeviceSession(channel, remoteAddress);
- if (deviceSession != null) {
- Position position = new Position(getProtocolName());
- position.setDeviceId(deviceSession.getDeviceId());
- getLastLocation(position, new Date());
- position.setValid(false);
- position.set(Position.KEY_RESULT, sentence.substring(sentence.indexOf('#', 1) + 1));
- sendResponse(channel, remoteAddress, "#AM#", 1);
- return position;
- }
}
return null;