From 679c2852e3c4987091e0b84b7e7d80a9f72964a0 Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Sat, 31 Dec 2016 11:41:56 +1300
Subject: Add exception classes and more renames

---
 src/org/traccar/GeolocationHandler.java | 76 +++++++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 src/org/traccar/GeolocationHandler.java

(limited to 'src/org/traccar/GeolocationHandler.java')

diff --git a/src/org/traccar/GeolocationHandler.java b/src/org/traccar/GeolocationHandler.java
new file mode 100644
index 000000000..1e9bd6772
--- /dev/null
+++ b/src/org/traccar/GeolocationHandler.java
@@ -0,0 +1,76 @@
+/*
+ * Copyright 2015 - 2016 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;
+
+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.helper.Log;
+import org.traccar.geolocation.GeolocationProvider;
+import org.traccar.model.Position;
+
+public class GeolocationHandler implements ChannelUpstreamHandler {
+
+    private final GeolocationProvider geolocationProvider;
+    private final boolean processInvalidPositions;
+
+    public GeolocationHandler(GeolocationProvider geolocationProvider, boolean processInvalidPositions) {
+        this.geolocationProvider = geolocationProvider;
+        this.processInvalidPositions = processInvalidPositions;
+    }
+
+    @Override
+    public void handleUpstream(final ChannelHandlerContext ctx, ChannelEvent evt) throws Exception {
+        if (!(evt instanceof MessageEvent)) {
+            ctx.sendUpstream(evt);
+            return;
+        }
+
+        final MessageEvent event = (MessageEvent) evt;
+        Object message = event.getMessage();
+        if (message instanceof Position) {
+            final Position position = (Position) message;
+            if ((position.getOutdated() || processInvalidPositions && !position.getValid())
+                    && position.getNetwork() != null) {
+                geolocationProvider.getLocation(position.getNetwork(), new GeolocationProvider.LocationProviderCallback() {
+                    @Override
+                    public void onSuccess(double latitude, double longitude, double accuracy) {
+                        position.set(Position.KEY_APPROXIMATE, true);
+                        position.setValid(true);
+                        position.setFixTime(position.getDeviceTime());
+                        position.setLatitude(latitude);
+                        position.setLongitude(longitude);
+                        position.setAccuracy(accuracy);
+                        Channels.fireMessageReceived(ctx, position, event.getRemoteAddress());
+                    }
+
+                    @Override
+                    public void onFailure(Throwable e) {
+                        Log.warning(e);
+                        Channels.fireMessageReceived(ctx, position, event.getRemoteAddress());
+                    }
+                });
+            } else {
+                Channels.fireMessageReceived(ctx, position, event.getRemoteAddress());
+            }
+        } else {
+            Channels.fireMessageReceived(ctx, message, event.getRemoteAddress());
+        }
+    }
+
+}
-- 
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