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authorAnton Tananaev <anton.tananaev@gmail.com>2015-11-18 15:32:05 +1300
committerAnton Tananaev <anton.tananaev@gmail.com>2015-11-18 15:32:05 +1300
commit3990d779545c7dba72324182058ae20730311f97 (patch)
tree3b010a0ce2f2dab29503686c5cc82c6e89e01dde /src/org/traccar/LocationProviderHandler.java
parent6ec22b7a68b5334e215662e4cb83a20f9a1cad18 (diff)
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Implement location provider channel handler
Diffstat (limited to 'src/org/traccar/LocationProviderHandler.java')
-rw-r--r--src/org/traccar/LocationProviderHandler.java68
1 files changed, 68 insertions, 0 deletions
diff --git a/src/org/traccar/LocationProviderHandler.java b/src/org/traccar/LocationProviderHandler.java
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+++ b/src/org/traccar/LocationProviderHandler.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;
+
+import org.jboss.netty.channel.ChannelEvent;
+import org.jboss.netty.channel.ChannelHandlerContext;
+import org.jboss.netty.channel.ChannelUpstreamHandler;
+import org.jboss.netty.channel.Channels;
+import org.jboss.netty.channel.MessageEvent;
+import org.traccar.location.LocationProvider;
+import org.traccar.model.Position;
+
+public class LocationProviderHandler implements ChannelUpstreamHandler {
+
+ private final LocationProvider locationProvider;
+
+ public LocationProviderHandler(LocationProvider locationProvider) {
+ this.locationProvider = locationProvider;
+ }
+
+ @Override
+ public void handleUpstream(final ChannelHandlerContext ctx, ChannelEvent evt) throws Exception {
+ if (!(evt instanceof MessageEvent)) {
+ ctx.sendUpstream(evt);
+ return;
+ }
+
+ final MessageEvent e = (MessageEvent) evt;
+ Object message = e.getMessage();
+ if (message instanceof Position) {
+ final Position position = (Position) message;
+ if (locationProvider != null && position.getOutdated()) {
+ locationProvider.getLocation(position.getAttributes(), new LocationProvider.LocationProviderCallback() {
+ @Override
+ public void onSuccess(double latitude, double longitude) {
+ position.setFixTime(position.getDeviceTime());
+ position.setLatitude(latitude);
+ position.setLongitude(longitude);
+ Channels.fireMessageReceived(ctx, position, e.getRemoteAddress());
+ }
+
+ @Override
+ public void onFailure() {
+ Channels.fireMessageReceived(ctx, position, e.getRemoteAddress());
+ }
+ });
+ } else {
+ Channels.fireMessageReceived(ctx, position, e.getRemoteAddress());
+ }
+ } else {
+ Channels.fireMessageReceived(ctx, message, e.getRemoteAddress());
+ }
+ }
+
+}