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Diffstat (limited to 'src/org/traccar/handler/DistanceHandler.java')
-rw-r--r-- | src/org/traccar/handler/DistanceHandler.java | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/src/org/traccar/handler/DistanceHandler.java b/src/org/traccar/handler/DistanceHandler.java deleted file mode 100644 index a336a884e..000000000 --- a/src/org/traccar/handler/DistanceHandler.java +++ /dev/null @@ -1,82 +0,0 @@ -/* - * Copyright 2015 Amila Silva - * Copyright 2016 - 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 org.traccar.BaseDataHandler; -import org.traccar.config.Config; -import org.traccar.config.Keys; -import org.traccar.database.IdentityManager; -import org.traccar.helper.DistanceCalculator; -import org.traccar.model.Position; - -import java.math.BigDecimal; -import java.math.RoundingMode; - -@ChannelHandler.Sharable -public class DistanceHandler extends BaseDataHandler { - - private final IdentityManager identityManager; - - private final boolean filter; - private final int coordinatesMinError; - private final int coordinatesMaxError; - - public DistanceHandler(Config config, IdentityManager identityManager) { - this.identityManager = identityManager; - this.filter = config.getBoolean(Keys.COORDINATES_FILTER); - this.coordinatesMinError = config.getInteger(Keys.COORDINATES_MIN_ERROR); - this.coordinatesMaxError = config.getInteger(Keys.COORDINATES_MAX_ERROR); - } - - @Override - protected Position handlePosition(Position position) { - - double distance = 0.0; - if (position.getAttributes().containsKey(Position.KEY_DISTANCE)) { - distance = position.getDouble(Position.KEY_DISTANCE); - } - double totalDistance = 0.0; - - Position last = identityManager != null ? identityManager.getLastPosition(position.getDeviceId()) : null; - if (last != null) { - totalDistance = last.getDouble(Position.KEY_TOTAL_DISTANCE); - if (!position.getAttributes().containsKey(Position.KEY_DISTANCE)) { - distance = DistanceCalculator.distance( - position.getLatitude(), position.getLongitude(), - last.getLatitude(), last.getLongitude()); - distance = BigDecimal.valueOf(distance).setScale(2, RoundingMode.HALF_EVEN).doubleValue(); - } - if (filter && last.getValid() && last.getLatitude() != 0 && last.getLongitude() != 0) { - boolean satisfiesMin = coordinatesMinError == 0 || distance > coordinatesMinError; - boolean satisfiesMax = coordinatesMaxError == 0 - || distance < coordinatesMaxError || position.getValid(); - if (!satisfiesMin || !satisfiesMax) { - position.setLatitude(last.getLatitude()); - position.setLongitude(last.getLongitude()); - distance = 0; - } - } - } - position.set(Position.KEY_DISTANCE, distance); - totalDistance = BigDecimal.valueOf(totalDistance + distance).setScale(2, RoundingMode.HALF_EVEN).doubleValue(); - position.set(Position.KEY_TOTAL_DISTANCE, totalDistance); - - return position; - } - -} |