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authorAnton Tananaev <anton.tananaev@gmail.com>2015-12-16 20:30:55 +1300
committerAnton Tananaev <anton.tananaev@gmail.com>2015-12-16 22:16:45 +1300
commit1253934d826bd64e12fd0a40cc283f89006b2509 (patch)
tree6638fac13cd6d05e126379e73b6d9c0ecee5ea2f /src/org/traccar/protocol/PathAwayProtocolDecoder.java
parent94997c733c597174681a3f5d980c594917d47fd7 (diff)
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Implement PathAway communication protocol
Diffstat (limited to 'src/org/traccar/protocol/PathAwayProtocolDecoder.java')
-rw-r--r--src/org/traccar/protocol/PathAwayProtocolDecoder.java97
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diff --git a/src/org/traccar/protocol/PathAwayProtocolDecoder.java b/src/org/traccar/protocol/PathAwayProtocolDecoder.java
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+/*
+ * Copyright 2015 Anton Tananaev (anton.tananaev@gmail.com)
+ *
+ * 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 org.jboss.netty.channel.Channel;
+import org.jboss.netty.channel.ChannelFutureListener;
+import org.jboss.netty.handler.codec.http.DefaultHttpResponse;
+import org.jboss.netty.handler.codec.http.HttpRequest;
+import org.jboss.netty.handler.codec.http.HttpResponse;
+import org.jboss.netty.handler.codec.http.HttpResponseStatus;
+import org.jboss.netty.handler.codec.http.HttpVersion;
+import org.jboss.netty.handler.codec.http.QueryStringDecoder;
+import org.traccar.BaseProtocolDecoder;
+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.util.regex.Pattern;
+
+public class PathAwayProtocolDecoder extends BaseProtocolDecoder {
+
+ public PathAwayProtocolDecoder(PathAwayProtocol protocol) {
+ super(protocol);
+ }
+
+ private static final Pattern PATTERN = new PatternBuilder()
+ .text("$PWS,")
+ .number("d+,") // version
+ .expression("[^,]*,") // name
+ .expression("[^,]*,") // icon
+ .expression("[^,]*,") // color
+ .number("(dd)(dd)(dd),") // date (ddmmyy)
+ .number("(dd)(dd)(dd),") // time
+ .number("(-?d+.d+),") // latitude
+ .number("(-?d+.d+),") // longitude
+ .number("(-?d+.?d*),") // altitude
+ .number("(-?d+.?d*),") // speed
+ .number("(-?d+.?d*),") // course
+ .any()
+ .compile();
+
+ @Override
+ protected Object decode(
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+ HttpRequest request = (HttpRequest) msg;
+ QueryStringDecoder decoder = new QueryStringDecoder(request.getUri());
+
+ if (!identify(decoder.getParameters().get("UserName").get(0), channel, remoteAddress)) {
+ return null;
+ }
+
+ Parser parser = new Parser(PATTERN, decoder.getParameters().get("LOC").get(0));
+ if (!parser.matches()) {
+ return null;
+ }
+
+ Position position = new Position();
+ position.setProtocol(getProtocolName());
+ position.setDeviceId(getDeviceId());
+
+ DateBuilder dateBuilder = new DateBuilder()
+ .setDateReverse(parser.nextInt(), parser.nextInt(), parser.nextInt())
+ .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt());
+ position.setTime(dateBuilder.getDate());
+
+ position.setValid(true);
+ position.setLatitude(parser.nextDouble());
+ position.setLongitude(parser.nextDouble());
+ position.setAltitude(parser.nextDouble());
+ position.setSpeed(parser.nextDouble());
+ position.setCourse(parser.nextDouble());
+
+ if (channel != null) {
+ HttpResponse response = new DefaultHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK);
+ channel.write(response).addListener(ChannelFutureListener.CLOSE);
+ }
+
+ return position;
+ }
+
+}