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authorAnton Tananaev <anton.tananaev@gmail.com>2019-02-23 15:33:33 -0800
committerAnton Tananaev <anton.tananaev@gmail.com>2019-02-23 15:33:33 -0800
commitb7d48127e60bcaa5d01f45d8df5203f28f9a1667 (patch)
treea5c6c85460775db357b39e8ac401db3c8d218dc6 /src/org/traccar/DistanceHandler.java
parent563243a8da888244e910a4a7a10fb86ad525fdd4 (diff)
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Refactor distance handler
Diffstat (limited to 'src/org/traccar/DistanceHandler.java')
-rw-r--r--src/org/traccar/DistanceHandler.java82
1 files changed, 0 insertions, 82 deletions
diff --git a/src/org/traccar/DistanceHandler.java b/src/org/traccar/DistanceHandler.java
deleted file mode 100644
index 657f74edf..000000000
--- a/src/org/traccar/DistanceHandler.java
+++ /dev/null
@@ -1,82 +0,0 @@
-/*
- * Copyright 2015 Amila Silva
- * Copyright 2016 - 2017 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 io.netty.channel.ChannelHandler;
-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 boolean filter;
- private final int coordinatesMinError;
- private final int coordinatesMaxError;
-
- public DistanceHandler(boolean filter, int coordinatesMinError, int coordinatesMaxError) {
- this.filter = filter;
- this.coordinatesMinError = coordinatesMinError;
- this.coordinatesMaxError = coordinatesMaxError;
- }
-
- private Position getLastPosition(long deviceId) {
- if (Context.getIdentityManager() != null) {
- return Context.getIdentityManager().getLastPosition(deviceId);
- }
- return null;
- }
-
- @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 = getLastPosition(position.getDeviceId());
- 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;
- }
-
-}