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authorAnton Tananaev <anton.tananaev@gmail.com>2019-02-24 15:12:26 -0800
committerAnton Tananaev <anton.tananaev@gmail.com>2019-02-24 15:12:26 -0800
commitd610b1ab5135503d1d39aa291190a860ddb952a9 (patch)
tree9742ce6f0fede6bb9bfa523d4ab5f59a9945dcc1 /src/org/traccar/handler
parent78e8a550b66691bd61204698d43e82d958fce517 (diff)
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Refactor geocoder handler
Diffstat (limited to 'src/org/traccar/handler')
-rw-r--r--src/org/traccar/handler/GeocoderHandler.java94
1 files changed, 94 insertions, 0 deletions
diff --git a/src/org/traccar/handler/GeocoderHandler.java b/src/org/traccar/handler/GeocoderHandler.java
new file mode 100644
index 000000000..b96f01b3a
--- /dev/null
+++ b/src/org/traccar/handler/GeocoderHandler.java
@@ -0,0 +1,94 @@
+/*
+ * Copyright 2012 - 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.
+ * 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.handler;
+
+import io.netty.channel.ChannelHandler;
+import io.netty.channel.ChannelHandlerContext;
+import io.netty.channel.ChannelInboundHandlerAdapter;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.traccar.Context;
+import org.traccar.config.Config;
+import org.traccar.config.Keys;
+import org.traccar.database.IdentityManager;
+import org.traccar.database.StatisticsManager;
+import org.traccar.geocoder.Geocoder;
+import org.traccar.model.Position;
+
+@ChannelHandler.Sharable
+public class GeocoderHandler extends ChannelInboundHandlerAdapter {
+
+ private static final Logger LOGGER = LoggerFactory.getLogger(GeocoderHandler.class);
+
+ private final Geocoder geocoder;
+ private final IdentityManager identityManager;
+ private final StatisticsManager statisticsManager;
+ private final boolean ignorePositions;
+ private final boolean processInvalidPositions;
+ private final int geocoderReuseDistance;
+
+ public GeocoderHandler(
+ Config config, Geocoder geocoder, IdentityManager identityManager, StatisticsManager statisticsManager) {
+ this.geocoder = geocoder;
+ this.identityManager = identityManager;
+ this.statisticsManager = statisticsManager;
+ ignorePositions = Context.getConfig().getBoolean(Keys.GEOCODER_IGNORE_POSITIONS);
+ processInvalidPositions = config.getBoolean(Keys.GEOCODER_PROCESS_INVALID_POSITIONS);
+ geocoderReuseDistance = config.getInteger(Keys.GEOCODER_REUSE_DISTANCE, 0);
+ }
+
+ @Override
+ public void channelRead(final ChannelHandlerContext ctx, Object message) {
+ if (message instanceof Position && !ignorePositions) {
+ final Position position = (Position) message;
+ if (processInvalidPositions || position.getValid()) {
+ if (geocoderReuseDistance != 0) {
+ Position lastPosition = identityManager.getLastPosition(position.getDeviceId());
+ if (lastPosition != null && lastPosition.getAddress() != null
+ && position.getDouble(Position.KEY_DISTANCE) <= geocoderReuseDistance) {
+ position.setAddress(lastPosition.getAddress());
+ ctx.fireChannelRead(position);
+ return;
+ }
+ }
+
+ if (statisticsManager != null) {
+ statisticsManager.registerGeocoderRequest();
+ }
+
+ geocoder.getAddress(position.getLatitude(), position.getLongitude(),
+ new Geocoder.ReverseGeocoderCallback() {
+ @Override
+ public void onSuccess(String address) {
+ position.setAddress(address);
+ ctx.fireChannelRead(position);
+ }
+
+ @Override
+ public void onFailure(Throwable e) {
+ LOGGER.warn("Geocoding failed", e);
+ ctx.fireChannelRead(position);
+ }
+ });
+ } else {
+ ctx.fireChannelRead(position);
+ }
+ } else {
+ ctx.fireChannelRead(message);
+ }
+ }
+
+}