forked from upstream-mirrors/OpenTracks
Rodrigo Damazio
918 lines
32 KiB
Java
918 lines
32 KiB
Java
/*
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* Copyright 2008 Google Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not
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* use this file except in compliance with the License. You may obtain a copy of
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* the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations under
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* the License.
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*/
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package com.google.android.apps.mytracks.content;
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import com.google.android.apps.mytracks.stats.TripStatistics;
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import android.content.ContentValues;
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import android.content.Context;
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import android.database.Cursor;
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import android.location.Location;
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import android.net.Uri;
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import android.util.Log;
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import java.util.ArrayList;
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import java.util.List;
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/**
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* Helper class providing easy access to locations and tracks in the
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* MyTracksProvider. All static members.
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*
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* @author Leif Hendrik Wilden
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*/
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public class MyTracksProviderUtilsImpl implements MyTracksProviderUtils {
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private final Context context;
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public MyTracksProviderUtilsImpl(Context context) {
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this.context = context;
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}
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/**
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* Creates the ContentValues for a given location object.
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*
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* @param location a given location
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* @param trackId the id of the track it belongs to
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* @return a filled in ContentValues object
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*/
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private static ContentValues createContentValues(
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Location location, long trackId) {
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ContentValues values = new ContentValues();
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values.put(TrackPointsColumns.TRACKID, trackId);
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values.put(TrackPointsColumns.LATITUDE,
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(int) (location.getLatitude() * 1E6));
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values.put(TrackPointsColumns.LONGITUDE,
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(int) (location.getLongitude() * 1E6));
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// This is an ugly hack for Samsung phones that don't properly populate the
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// time field.
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values.put(TrackPointsColumns.TIME,
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(location.getTime() == 0)
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? System.currentTimeMillis()
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: location.getTime());
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if (location.hasAltitude()) {
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values.put(TrackPointsColumns.ALTITUDE, location.getAltitude());
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}
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if (location.hasBearing()) {
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values.put(TrackPointsColumns.BEARING, location.getBearing());
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}
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if (location.hasAccuracy()) {
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values.put(TrackPointsColumns.ACCURACY, location.getAccuracy());
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}
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if (location.hasSpeed()) {
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values.put(TrackPointsColumns.SPEED, location.getSpeed());
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}
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return values;
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}
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@Override
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public ContentValues createContentValues(Track track) {
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ContentValues values = new ContentValues();
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TripStatistics stats = track.getStatistics();
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// Values id < 0 indicate no id is available:
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if (track.getId() >= 0) {
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values.put(TracksColumns._ID, track.getId());
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}
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values.put(TracksColumns.NAME, track.getName());
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values.put(TracksColumns.DESCRIPTION, track.getDescription());
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values.put(TracksColumns.MAPID, track.getMapId());
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values.put(TracksColumns.CATEGORY, track.getCategory());
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values.put(TracksColumns.NUMPOINTS, track.getNumberOfPoints());
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values.put(TracksColumns.STARTID, track.getStartId());
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values.put(TracksColumns.STARTTIME, stats.getStartTime());
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values.put(TracksColumns.STOPTIME, stats.getStopTime());
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values.put(TracksColumns.STOPID, track.getStopId());
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values.put(TracksColumns.TOTALDISTANCE, stats.getTotalDistance());
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values.put(TracksColumns.TOTALTIME, stats.getTotalTime());
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values.put(TracksColumns.MOVINGTIME, stats.getMovingTime());
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values.put(TracksColumns.MAXLAT, stats.getTop());
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values.put(TracksColumns.MINLAT, stats.getBottom());
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values.put(TracksColumns.MAXLON, stats.getRight());
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values.put(TracksColumns.MINLON, stats.getLeft());
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values.put(TracksColumns.AVGSPEED, stats.getAverageSpeed());
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values.put(TracksColumns.AVGMOVINGSPEED, stats.getAverageMovingSpeed());
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values.put(TracksColumns.MAXSPEED, stats.getMaxSpeed());
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values.put(TracksColumns.MINELEVATION, stats.getMinElevation());
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values.put(TracksColumns.MAXELEVATION, stats.getMaxElevation());
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values.put(TracksColumns.ELEVATIONGAIN, stats.getTotalElevationGain());
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values.put(TracksColumns.MINGRADE, stats.getMinGrade());
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values.put(TracksColumns.MAXGRADE, stats.getMaxGrade());
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return values;
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}
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private static ContentValues createContentValues(Waypoint waypoint) {
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ContentValues values = new ContentValues();
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TripStatistics stats = waypoint.getStatistics();
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// Values id < 0 indicate no id is available:
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if (waypoint.getId() >= 0) {
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values.put(WaypointsColumns._ID, waypoint.getId());
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}
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values.put(WaypointsColumns.NAME, waypoint.getName());
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values.put(WaypointsColumns.DESCRIPTION, waypoint.getDescription());
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values.put(WaypointsColumns.CATEGORY, waypoint.getCategory());
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values.put(WaypointsColumns.ICON, waypoint.getIcon());
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values.put(WaypointsColumns.TRACKID, waypoint.getTrackId());
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values.put(WaypointsColumns.TYPE, waypoint.getType());
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values.put(WaypointsColumns.LENGTH, waypoint.getLength());
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values.put(WaypointsColumns.DURATION, waypoint.getDuration());
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values.put(WaypointsColumns.STARTTIME, stats.getStartTime());
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values.put(WaypointsColumns.STARTID, waypoint.getStartId());
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values.put(WaypointsColumns.STOPID, waypoint.getStopId());
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values.put(WaypointsColumns.TOTALDISTANCE, stats.getTotalDistance());
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values.put(WaypointsColumns.TOTALTIME, stats.getTotalTime());
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values.put(WaypointsColumns.MOVINGTIME, stats.getMovingTime());
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values.put(WaypointsColumns.AVGSPEED, stats.getAverageSpeed());
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values.put(WaypointsColumns.AVGMOVINGSPEED, stats.getAverageMovingSpeed());
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values.put(WaypointsColumns.MAXSPEED, stats.getMaxSpeed());
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values.put(WaypointsColumns.MINELEVATION, stats.getMinElevation());
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values.put(WaypointsColumns.MAXELEVATION, stats.getMaxElevation());
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values.put(WaypointsColumns.ELEVATIONGAIN, stats.getTotalElevationGain());
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values.put(WaypointsColumns.MINGRADE, stats.getMinGrade());
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values.put(WaypointsColumns.MAXGRADE, stats.getMaxGrade());
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Location location = waypoint.getLocation();
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if (location != null) {
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values.put(WaypointsColumns.LATITUDE,
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(int) (location.getLatitude() * 1E6));
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values.put(WaypointsColumns.LONGITUDE,
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(int) (location.getLongitude() * 1E6));
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values.put(WaypointsColumns.TIME, location.getTime());
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if (location.hasAltitude()) {
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values.put(WaypointsColumns.ALTITUDE, location.getAltitude());
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}
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if (location.hasBearing()) {
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values.put(WaypointsColumns.BEARING, location.getBearing());
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}
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if (location.hasAccuracy()) {
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values.put(WaypointsColumns.ACCURACY, location.getAccuracy());
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}
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if (location.hasSpeed()) {
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values.put(WaypointsColumns.SPEED, location.getSpeed());
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}
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}
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return values;
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}
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@Override
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public Location createLocation(Cursor cursor) {
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Location location = new Location("");
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fillLocation(cursor, location);
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return location;
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}
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@Override
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public void fillLocation(Cursor cursor, Location location) {
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location.reset();
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int idxLatitude = cursor.getColumnIndexOrThrow(TrackPointsColumns.LATITUDE);
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int idxLongitude =
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cursor.getColumnIndexOrThrow(TrackPointsColumns.LONGITUDE);
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int idxAltitude = cursor.getColumnIndexOrThrow(TrackPointsColumns.ALTITUDE);
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int idxTime = cursor.getColumnIndexOrThrow(TrackPointsColumns.TIME);
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int idxBearing = cursor.getColumnIndexOrThrow(TrackPointsColumns.BEARING);
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int idxAccuracy = cursor.getColumnIndexOrThrow(TrackPointsColumns.ACCURACY);
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int idxSpeed = cursor.getColumnIndexOrThrow(TrackPointsColumns.SPEED);
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if (!cursor.isNull(idxLatitude)) {
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location.setLatitude(1. * cursor.getInt(idxLatitude) / 1E6);
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}
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if (!cursor.isNull(idxLongitude)) {
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location.setLongitude(1. * cursor.getInt(idxLongitude) / 1E6);
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}
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if (!cursor.isNull(idxAltitude)) {
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location.setAltitude(cursor.getFloat(idxAltitude));
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}
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if (!cursor.isNull(idxTime)) {
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location.setTime(cursor.getLong(idxTime));
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}
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if (!cursor.isNull(idxBearing)) {
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location.setBearing(cursor.getFloat(idxBearing));
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}
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if (!cursor.isNull(idxSpeed)) {
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location.setSpeed(cursor.getFloat(idxSpeed));
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}
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if (!cursor.isNull(idxAccuracy)) {
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location.setAccuracy(cursor.getFloat(idxAccuracy));
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}
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}
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@Override
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public Track createTrack(Cursor cursor) {
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int idxId = cursor.getColumnIndexOrThrow(TracksColumns._ID);
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int idxName = cursor.getColumnIndexOrThrow(TracksColumns.NAME);
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int idxDescription =
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cursor.getColumnIndexOrThrow(TracksColumns.DESCRIPTION);
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int idxMapId = cursor.getColumnIndexOrThrow(TracksColumns.MAPID);
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int idxCategory = cursor.getColumnIndexOrThrow(TracksColumns.CATEGORY);
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int idxStartId = cursor.getColumnIndexOrThrow(TracksColumns.STARTID);
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int idxStartTime = cursor.getColumnIndexOrThrow(TracksColumns.STARTTIME);
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int idxStopTime = cursor.getColumnIndexOrThrow(TracksColumns.STOPTIME);
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int idxStopId = cursor.getColumnIndexOrThrow(TracksColumns.STOPID);
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int idxNumPoints = cursor.getColumnIndexOrThrow(TracksColumns.NUMPOINTS);
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int idxMaxlat = cursor.getColumnIndexOrThrow(TracksColumns.MAXLAT);
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int idxMinlat = cursor.getColumnIndexOrThrow(TracksColumns.MINLAT);
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int idxMaxlon = cursor.getColumnIndexOrThrow(TracksColumns.MAXLON);
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int idxMinlon = cursor.getColumnIndexOrThrow(TracksColumns.MINLON);
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int idxTotalDistance =
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cursor.getColumnIndexOrThrow(TracksColumns.TOTALDISTANCE);
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int idxTotalTime = cursor.getColumnIndexOrThrow(TracksColumns.TOTALTIME);
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int idxMovingTime = cursor.getColumnIndexOrThrow(TracksColumns.MOVINGTIME);
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int idxMaxSpeed = cursor.getColumnIndexOrThrow(TracksColumns.MAXSPEED);
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int idxMinElevation =
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cursor.getColumnIndexOrThrow(TracksColumns.MINELEVATION);
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int idxMaxElevation =
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cursor.getColumnIndexOrThrow(TracksColumns.MAXELEVATION);
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int idxElevationGain =
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cursor.getColumnIndexOrThrow(TracksColumns.ELEVATIONGAIN);
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int idxMinGrade = cursor.getColumnIndexOrThrow(TracksColumns.MINGRADE);
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int idxMaxGrade = cursor.getColumnIndexOrThrow(TracksColumns.MAXGRADE);
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Track track = new Track();
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TripStatistics stats = track.getStatistics();
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if (!cursor.isNull(idxId)) {
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track.setId(cursor.getLong(idxId));
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}
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if (!cursor.isNull(idxName)) {
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track.setName(cursor.getString(idxName));
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}
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if (!cursor.isNull(idxDescription)) {
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track.setDescription(cursor.getString(idxDescription));
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}
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if (!cursor.isNull(idxMapId)) {
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track.setMapId(cursor.getString(idxMapId));
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}
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if (!cursor.isNull(idxCategory)) {
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track.setCategory(cursor.getString(idxCategory));
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}
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if (!cursor.isNull(idxStartId)) {
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track.setStartId(cursor.getInt(idxStartId));
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}
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if (!cursor.isNull(idxStartTime)) {
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stats.setStartTime(cursor.getLong(idxStartTime));
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}
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if (!cursor.isNull(idxStopTime)) {
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stats.setStopTime(cursor.getLong(idxStopTime));
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}
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if (!cursor.isNull(idxStopId)) {
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track.setStopId(cursor.getInt(idxStopId));
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}
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if (!cursor.isNull(idxNumPoints)) {
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track.setNumberOfPoints(cursor.getInt(idxNumPoints));
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}
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if (!cursor.isNull(idxTotalDistance)) {
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stats.setTotalDistance(cursor.getFloat(idxTotalDistance));
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}
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if (!cursor.isNull(idxTotalTime)) {
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stats.setTotalTime(cursor.getLong(idxTotalTime));
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}
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if (!cursor.isNull(idxMovingTime)) {
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stats.setMovingTime(cursor.getLong(idxMovingTime));
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}
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if (!cursor.isNull(idxMaxlat)
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&& !cursor.isNull(idxMinlat)
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&& !cursor.isNull(idxMaxlon)
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&& !cursor.isNull(idxMinlon)) {
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int top = cursor.getInt(idxMaxlat);
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int bottom = cursor.getInt(idxMinlat);
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int right = cursor.getInt(idxMaxlon);
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int left = cursor.getInt(idxMinlon);
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stats.setBounds(left, top, right, bottom);
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}
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if (!cursor.isNull(idxMaxSpeed)) {
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stats.setMaxSpeed(cursor.getFloat(idxMaxSpeed));
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}
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if (!cursor.isNull(idxMinElevation)) {
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stats.setMinElevation(cursor.getFloat(idxMinElevation));
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}
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if (!cursor.isNull(idxMaxElevation)) {
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stats.setMaxElevation(cursor.getFloat(idxMaxElevation));
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}
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if (!cursor.isNull(idxElevationGain)) {
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stats.setTotalElevationGain(cursor.getFloat(idxElevationGain));
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}
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if (!cursor.isNull(idxMinGrade)) {
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stats.setMinGrade(cursor.getFloat(idxMinGrade));
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}
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if (!cursor.isNull(idxMaxGrade)) {
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stats.setMaxGrade(cursor.getFloat(idxMaxGrade));
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}
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return track;
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}
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@Override
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public Waypoint createWaypoint(Cursor cursor) {
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int idxId = cursor.getColumnIndexOrThrow(WaypointsColumns._ID);
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int idxName = cursor.getColumnIndexOrThrow(WaypointsColumns.NAME);
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int idxDescription =
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cursor.getColumnIndexOrThrow(WaypointsColumns.DESCRIPTION);
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int idxCategory = cursor.getColumnIndexOrThrow(WaypointsColumns.CATEGORY);
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int idxIcon = cursor.getColumnIndexOrThrow(WaypointsColumns.ICON);
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int idxTrackId = cursor.getColumnIndexOrThrow(WaypointsColumns.TRACKID);
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int idxType = cursor.getColumnIndexOrThrow(WaypointsColumns.TYPE);
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int idxLength = cursor.getColumnIndexOrThrow(WaypointsColumns.LENGTH);
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int idxDuration = cursor.getColumnIndexOrThrow(WaypointsColumns.DURATION);
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int idxStartTime = cursor.getColumnIndexOrThrow(WaypointsColumns.STARTTIME);
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int idxStartId = cursor.getColumnIndexOrThrow(WaypointsColumns.STARTID);
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int idxStopId = cursor.getColumnIndexOrThrow(WaypointsColumns.STOPID);
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int idxTotalDistance =
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cursor.getColumnIndexOrThrow(WaypointsColumns.TOTALDISTANCE);
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int idxTotalTime = cursor.getColumnIndexOrThrow(WaypointsColumns.TOTALTIME);
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int idxMovingTime =
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cursor.getColumnIndexOrThrow(WaypointsColumns.MOVINGTIME);
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int idxMaxSpeed = cursor.getColumnIndexOrThrow(WaypointsColumns.MAXSPEED);
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int idxMinElevation =
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cursor.getColumnIndexOrThrow(WaypointsColumns.MINELEVATION);
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int idxMaxElevation =
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cursor.getColumnIndexOrThrow(WaypointsColumns.MAXELEVATION);
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int idxElevationGain =
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cursor.getColumnIndexOrThrow(WaypointsColumns.ELEVATIONGAIN);
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int idxMinGrade = cursor.getColumnIndexOrThrow(WaypointsColumns.MINGRADE);
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int idxMaxGrade = cursor.getColumnIndexOrThrow(WaypointsColumns.MAXGRADE);
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int idxLatitude = cursor.getColumnIndexOrThrow(WaypointsColumns.LATITUDE);
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int idxLongitude = cursor.getColumnIndexOrThrow(WaypointsColumns.LONGITUDE);
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int idxAltitude = cursor.getColumnIndexOrThrow(WaypointsColumns.ALTITUDE);
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int idxTime = cursor.getColumnIndexOrThrow(WaypointsColumns.TIME);
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int idxBearing = cursor.getColumnIndexOrThrow(WaypointsColumns.BEARING);
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int idxAccuracy = cursor.getColumnIndexOrThrow(WaypointsColumns.ACCURACY);
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int idxSpeed = cursor.getColumnIndexOrThrow(WaypointsColumns.SPEED);
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Waypoint waypoint = new Waypoint();
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TripStatistics stats = waypoint.getStatistics();
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if (!cursor.isNull(idxId)) {
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waypoint.setId(cursor.getLong(idxId));
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}
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if (!cursor.isNull(idxName)) {
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waypoint.setName(cursor.getString(idxName));
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}
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if (!cursor.isNull(idxDescription)) {
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waypoint.setDescription(cursor.getString(idxDescription));
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}
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if (!cursor.isNull(idxCategory)) {
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waypoint.setCategory(cursor.getString(idxCategory));
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}
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if (!cursor.isNull(idxIcon)) {
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waypoint.setIcon(cursor.getString(idxIcon));
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}
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if (!cursor.isNull(idxTrackId)) {
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waypoint.setTrackId(cursor.getLong(idxTrackId));
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}
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if (!cursor.isNull(idxType)) {
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waypoint.setType(cursor.getInt(idxType));
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}
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if (!cursor.isNull(idxLength)) {
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waypoint.setLength(cursor.getDouble(idxLength));
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}
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if (!cursor.isNull(idxDuration)) {
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waypoint.setDuration(cursor.getLong(idxDuration));
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}
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if (!cursor.isNull(idxStartTime)) {
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stats.setStartTime(cursor.getLong(idxStartTime));
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}
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if (!cursor.isNull(idxStartId)) {
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waypoint.setStartId(cursor.getLong(idxStartId));
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}
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if (!cursor.isNull(idxStopId)) {
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waypoint.setStopId(cursor.getLong(idxStopId));
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}
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if (!cursor.isNull(idxTotalDistance)) {
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stats.setTotalDistance(cursor.getFloat(idxTotalDistance));
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}
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if (!cursor.isNull(idxTotalTime)) {
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stats.setTotalTime(cursor.getLong(idxTotalTime));
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}
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if (!cursor.isNull(idxMovingTime)) {
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stats.setMovingTime(cursor.getLong(idxMovingTime));
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}
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if (!cursor.isNull(idxMaxSpeed)) {
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stats.setMaxSpeed(cursor.getFloat(idxMaxSpeed));
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}
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if (!cursor.isNull(idxMinElevation)) {
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stats.setMinElevation(cursor.getFloat(idxMinElevation));
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}
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if (!cursor.isNull(idxMaxElevation)) {
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stats.setMaxElevation(cursor.getFloat(idxMaxElevation));
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}
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if (!cursor.isNull(idxElevationGain)) {
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stats.setTotalElevationGain(cursor.getFloat(idxElevationGain));
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}
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if (!cursor.isNull(idxMinGrade)) {
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stats.setMinGrade(cursor.getFloat(idxMinGrade));
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}
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if (!cursor.isNull(idxMaxGrade)) {
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stats.setMaxGrade(cursor.getFloat(idxMaxGrade));
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}
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Location location = new Location("");
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if (!cursor.isNull(idxLatitude) && !cursor.isNull(idxLongitude)) {
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location.setLatitude(1. * cursor.getInt(idxLatitude) / 1E6);
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location.setLongitude(1. * cursor.getInt(idxLongitude) / 1E6);
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}
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if (!cursor.isNull(idxAltitude)) {
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location.setAltitude(cursor.getFloat(idxAltitude));
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}
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if (!cursor.isNull(idxTime)) {
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location.setTime(cursor.getLong(idxTime));
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}
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if (!cursor.isNull(idxBearing)) {
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location.setBearing(cursor.getFloat(idxBearing));
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}
|
|
if (!cursor.isNull(idxSpeed)) {
|
|
location.setSpeed(cursor.getFloat(idxSpeed));
|
|
}
|
|
if (!cursor.isNull(idxAccuracy)) {
|
|
location.setAccuracy(cursor.getFloat(idxAccuracy));
|
|
}
|
|
waypoint.setLocation(location);
|
|
return waypoint;
|
|
}
|
|
|
|
@Override
|
|
public void deleteAllTracks() {
|
|
context.getContentResolver().delete(TracksColumns.CONTENT_URI, null, null);
|
|
context.getContentResolver().delete(TrackPointsColumns.CONTENT_URI,
|
|
null, null);
|
|
context.getContentResolver().delete(
|
|
WaypointsColumns.CONTENT_URI, null, null);
|
|
}
|
|
|
|
@Override
|
|
public void deleteTrack(long trackId) {
|
|
Track track = getTrack(trackId);
|
|
if (track != null) {
|
|
context.getContentResolver().delete(TrackPointsColumns.CONTENT_URI,
|
|
"_id>=" + track.getStartId() + " AND _id<=" + track.getStopId(),
|
|
null);
|
|
}
|
|
context.getContentResolver().delete(WaypointsColumns.CONTENT_URI,
|
|
WaypointsColumns.TRACKID + "=" + trackId, null);
|
|
context.getContentResolver().delete(
|
|
TracksColumns.CONTENT_URI, "_id=" + trackId, null);
|
|
}
|
|
|
|
@Override
|
|
public void deleteWaypoint(long waypointId,
|
|
DescriptionGenerator descriptionGenerator) {
|
|
final Waypoint deletedWaypoint = getWaypoint(waypointId);
|
|
if (deletedWaypoint != null
|
|
&& deletedWaypoint.getType() == Waypoint.TYPE_STATISTICS) {
|
|
final Waypoint nextWaypoint =
|
|
getNextStatisticsWaypointAfter(deletedWaypoint);
|
|
if (nextWaypoint != null) {
|
|
Log.d(MyTracksProvider.TAG, "Correcting marker " + nextWaypoint.getId()
|
|
+ " after deleted marker " + deletedWaypoint.getId());
|
|
nextWaypoint.getStatistics().merge(deletedWaypoint.getStatistics());
|
|
nextWaypoint.setDescription(
|
|
descriptionGenerator.generateWaypointDescription(nextWaypoint));
|
|
if (!updateWaypoint(nextWaypoint)) {
|
|
Log.w(MyTracksProvider.TAG, "Update of marker was unsuccessful.");
|
|
}
|
|
} else {
|
|
Log.d(MyTracksProvider.TAG,
|
|
"No statistics marker after the deleted one was found.");
|
|
}
|
|
}
|
|
context.getContentResolver().delete(
|
|
WaypointsColumns.CONTENT_URI, "_id=" + waypointId, null);
|
|
}
|
|
|
|
@Override
|
|
public Waypoint getNextStatisticsWaypointAfter(Waypoint waypoint) {
|
|
final String selection = WaypointsColumns._ID + ">" + waypoint.getId()
|
|
+ " AND " + WaypointsColumns.TRACKID + "=" + waypoint.getTrackId()
|
|
+ " AND " + WaypointsColumns.TYPE + "=" + Waypoint.TYPE_STATISTICS;
|
|
final String sortOrder = WaypointsColumns._ID + " LIMIT 1";
|
|
Cursor cursor = null;
|
|
try {
|
|
cursor = context.getContentResolver().query(
|
|
WaypointsColumns.CONTENT_URI,
|
|
null /*projection*/,
|
|
selection,
|
|
null /*selectionArgs*/,
|
|
sortOrder);
|
|
if (cursor != null && cursor.moveToFirst()) {
|
|
return createWaypoint(cursor);
|
|
}
|
|
} catch (RuntimeException e) {
|
|
Log.w(MyTracksProvider.TAG, "Caught unexpected exception.", e);
|
|
} finally {
|
|
if (cursor != null) {
|
|
cursor.close();
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
|
|
@Override
|
|
public boolean updateWaypoint(Waypoint waypoint) {
|
|
try {
|
|
final int rows = context.getContentResolver().update(
|
|
WaypointsColumns.CONTENT_URI,
|
|
createContentValues(waypoint),
|
|
"_id=" + waypoint.getId(),
|
|
null /*selectionArgs*/);
|
|
return rows == 1;
|
|
} catch (RuntimeException e) {
|
|
Log.e(MyTracksProvider.TAG, "Caught unexpected exception.", e);
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Finds a locations from the provider by the given selection.
|
|
*
|
|
* @param select a selection argument that identifies a unique location
|
|
* @return the fist location matching, or null if not found
|
|
*/
|
|
private Location findLocationBy(String select) {
|
|
Cursor cursor = null;
|
|
try {
|
|
cursor = context.getContentResolver().query(
|
|
TrackPointsColumns.CONTENT_URI, null, select, null, null);
|
|
if (cursor != null && cursor.moveToNext()) {
|
|
return createLocation(cursor);
|
|
}
|
|
} catch (RuntimeException e) {
|
|
Log.w(MyTracksProvider.TAG, "Caught an unexpeceted exception.", e);
|
|
} finally {
|
|
if (cursor != null) {
|
|
cursor.close();
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* Finds a track from the provider by the given selection.
|
|
*
|
|
* @param select a selection argument that identifies a unique track
|
|
* @return the first track matching, or null if not found
|
|
*/
|
|
private Track findTrackBy(String select) {
|
|
Cursor cursor = null;
|
|
try {
|
|
cursor = context.getContentResolver().query(
|
|
TracksColumns.CONTENT_URI, null, select, null, null);
|
|
if (cursor != null && cursor.moveToNext()) {
|
|
return createTrack(cursor);
|
|
}
|
|
} catch (RuntimeException e) {
|
|
Log.w(MyTracksProvider.TAG, "Caught unexpected exception.", e);
|
|
} finally {
|
|
if (cursor != null) {
|
|
cursor.close();
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
|
|
@Override
|
|
public Location getLastLocation() {
|
|
return findLocationBy("_id=(select max(_id) from trackpoints)");
|
|
}
|
|
|
|
@Override
|
|
public Waypoint getFirstWaypoint(long trackId) {
|
|
Cursor cursor = context.getContentResolver().query(
|
|
WaypointsColumns.CONTENT_URI,
|
|
null /*projection*/,
|
|
"trackid=" + trackId,
|
|
null /*selectionArgs*/,
|
|
"_id LIMIT 1");
|
|
if (cursor != null) {
|
|
try {
|
|
if (cursor.moveToFirst()) {
|
|
return createWaypoint(cursor);
|
|
}
|
|
} catch (RuntimeException e) {
|
|
Log.w(MyTracksProvider.TAG, "Caught an unexpected exception.", e);
|
|
} finally {
|
|
cursor.close();
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
|
|
@Override
|
|
public Waypoint getWaypoint(long waypointId) {
|
|
Cursor cursor = context.getContentResolver().query(
|
|
WaypointsColumns.CONTENT_URI,
|
|
null /*projection*/,
|
|
"_id=" + waypointId,
|
|
null /*selectionArgs*/,
|
|
null /*sortOrder*/);
|
|
if (cursor != null) {
|
|
try {
|
|
if (cursor.moveToFirst()) {
|
|
return createWaypoint(cursor);
|
|
}
|
|
} catch (RuntimeException e) {
|
|
Log.w(MyTracksProvider.TAG, "Caught an unexpected exception.", e);
|
|
} finally {
|
|
cursor.close();
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
|
|
@Override
|
|
public long getLastLocationId(long trackId) {
|
|
final String[] projection = {"_id"};
|
|
Cursor cursor = context.getContentResolver().query(
|
|
TrackPointsColumns.CONTENT_URI,
|
|
projection,
|
|
"_id=(select max(_id) from trackpoints WHERE trackid=" + trackId + ")",
|
|
null /*selectionArgs*/,
|
|
null /*sortOrder*/);
|
|
if (cursor != null) {
|
|
try {
|
|
if (cursor.moveToFirst()) {
|
|
return cursor.getLong(
|
|
cursor.getColumnIndexOrThrow(TrackPointsColumns._ID));
|
|
}
|
|
} catch (RuntimeException e) {
|
|
Log.w(MyTracksProvider.TAG, "Caught an unexpected exception.", e);
|
|
} finally {
|
|
cursor.close();
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
@Override
|
|
public long getFirstWaypointId(long trackId) {
|
|
final String[] projection = {"_id"};
|
|
Cursor cursor = context.getContentResolver().query(
|
|
WaypointsColumns.CONTENT_URI,
|
|
projection,
|
|
"trackid=" + trackId,
|
|
null /*selectionArgs*/,
|
|
"_id LIMIT 1" /*sortOrder*/);
|
|
if (cursor != null) {
|
|
try {
|
|
if (cursor.moveToFirst()) {
|
|
return cursor.getLong(
|
|
cursor.getColumnIndexOrThrow(WaypointsColumns._ID));
|
|
}
|
|
} catch (RuntimeException e) {
|
|
Log.w(MyTracksProvider.TAG, "Caught an unexpected exception.", e);
|
|
} finally {
|
|
cursor.close();
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
@Override
|
|
public long getLastWaypointId(long trackId) {
|
|
final String[] projection = {"_id"};
|
|
Cursor cursor = context.getContentResolver().query(
|
|
WaypointsColumns.CONTENT_URI,
|
|
projection,
|
|
WaypointsColumns.TRACKID + "=" + trackId,
|
|
null /*selectionArgs*/,
|
|
"_id DESC LIMIT 1" /*sortOrder*/);
|
|
if (cursor != null) {
|
|
try {
|
|
if (cursor.moveToFirst()) {
|
|
return cursor.getLong(
|
|
cursor.getColumnIndexOrThrow(WaypointsColumns._ID));
|
|
}
|
|
} catch (RuntimeException e) {
|
|
Log.w(MyTracksProvider.TAG, "Caught an unexpected exception.", e);
|
|
} finally {
|
|
cursor.close();
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
@Override
|
|
public Track getLastTrack() {
|
|
Cursor cursor = null;
|
|
try {
|
|
cursor = context.getContentResolver().query(
|
|
TracksColumns.CONTENT_URI, null, "_id=(select max(_id) from tracks)",
|
|
null, null);
|
|
if (cursor != null && cursor.moveToNext()) {
|
|
return createTrack(cursor);
|
|
}
|
|
} catch (RuntimeException e) {
|
|
Log.w(MyTracksProvider.TAG, "Caught an unexpected exception.", e);
|
|
} finally {
|
|
if (cursor != null) {
|
|
cursor.close();
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
|
|
@Override
|
|
public long getLastTrackId() {
|
|
String[] proj = { TracksColumns._ID };
|
|
Cursor cursor = context.getContentResolver().query(
|
|
TracksColumns.CONTENT_URI, proj, "_id=(select max(_id) from tracks)",
|
|
null, null);
|
|
if (cursor != null) {
|
|
try {
|
|
if (cursor.moveToFirst()) {
|
|
return cursor.getLong(
|
|
cursor.getColumnIndexOrThrow(TracksColumns._ID));
|
|
}
|
|
} finally {
|
|
cursor.close();
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
@Override
|
|
public Location getLocation(long id) {
|
|
String selection = TrackPointsColumns._ID + "=" + id;
|
|
return findLocationBy(selection);
|
|
}
|
|
|
|
@Override
|
|
public Cursor getLocationsCursor(long trackId, long minTrackPointId,
|
|
int maxLocations, boolean descending) {
|
|
String selection;
|
|
if (minTrackPointId > 0) {
|
|
selection = String.format("%s=%d AND %s>=%d",
|
|
TrackPointsColumns.TRACKID, trackId,
|
|
TrackPointsColumns._ID, minTrackPointId);
|
|
} else {
|
|
selection = String.format("%s=%d",
|
|
TrackPointsColumns.TRACKID, trackId);
|
|
}
|
|
|
|
String sortOrder = "_id " + (descending ? "DESC" : "ASC");
|
|
if (maxLocations > 0) {
|
|
sortOrder += " LIMIT " + maxLocations;
|
|
}
|
|
|
|
return context.getContentResolver().query(
|
|
TrackPointsColumns.CONTENT_URI, null, selection, null, sortOrder);
|
|
}
|
|
|
|
@Override
|
|
public Cursor getWaypointsCursor(long trackId, long minWaypointId,
|
|
int maxWaypoints) {
|
|
String selection;
|
|
if (minWaypointId > 0) {
|
|
selection = String.format("%s=%d AND %s>=%d",
|
|
WaypointsColumns.TRACKID, trackId,
|
|
WaypointsColumns._ID, minWaypointId);
|
|
} else {
|
|
selection = String.format("%s=%d",
|
|
WaypointsColumns.TRACKID, trackId);
|
|
}
|
|
|
|
String sortOrder = "_id ASC";
|
|
if (maxWaypoints > 0) {
|
|
sortOrder += " LIMIT " + maxWaypoints;
|
|
}
|
|
|
|
return context.getContentResolver().query(
|
|
WaypointsColumns.CONTENT_URI, null, selection, null, sortOrder);
|
|
}
|
|
|
|
@Override
|
|
public Track getTrack(long id) {
|
|
String select = TracksColumns._ID + "=" + id;
|
|
return findTrackBy(select);
|
|
}
|
|
|
|
@Override
|
|
public List<Track> getAllTracks() {
|
|
Cursor cursor = getTracksCursor(null);
|
|
if (cursor == null || !cursor.moveToFirst()) {
|
|
return new ArrayList<Track>();
|
|
}
|
|
|
|
List<Track> tracks = new ArrayList<Track>(cursor.getCount());
|
|
do {
|
|
tracks.add(createTrack(cursor));
|
|
} while(cursor.moveToNext());
|
|
|
|
return tracks;
|
|
}
|
|
|
|
@Override
|
|
public long getTrackPoints(Track track, int maxPoints) {
|
|
long lastId = -1;
|
|
Cursor cursor = getLocationsCursor(track.getId(), -1, maxPoints, true);
|
|
if (cursor == null) {
|
|
Log.w(MyTracksProvider.TAG, "Cannot get a locations cursor!");
|
|
return lastId;
|
|
}
|
|
try {
|
|
final int idColumnIdx =
|
|
cursor.getColumnIndexOrThrow(TrackPointsColumns._ID);
|
|
if (cursor.moveToLast()) {
|
|
do {
|
|
Location location = createLocation(cursor);
|
|
if (location == null) {
|
|
continue;
|
|
}
|
|
track.addLocation(location);
|
|
lastId = cursor.getLong(idColumnIdx);
|
|
} while (cursor.moveToPrevious());
|
|
}
|
|
} catch (RuntimeException e) {
|
|
Log.w(MyTracksProvider.TAG, "Caught unexpected exception.", e);
|
|
} finally {
|
|
cursor.close();
|
|
}
|
|
return lastId;
|
|
}
|
|
|
|
@Override
|
|
public Cursor getTracksCursor(String selection) {
|
|
Cursor cursor = context.getContentResolver().query(
|
|
TracksColumns.CONTENT_URI, null, selection, null, "_id");
|
|
return cursor;
|
|
}
|
|
|
|
@Override
|
|
public Uri insertTrack(Track track) {
|
|
Log.d(MyTracksProvider.TAG, "MyTracksProviderUtilsImpl.insertTrack");
|
|
return context.getContentResolver().insert(TracksColumns.CONTENT_URI,
|
|
createContentValues(track));
|
|
}
|
|
|
|
@Override
|
|
public Uri insertTrackPoint(Location location, long trackId) {
|
|
Log.d(MyTracksProvider.TAG, "MyTracksProviderUtilsImpl.insertTrackPoint");
|
|
return context.getContentResolver().insert(TrackPointsColumns.CONTENT_URI,
|
|
createContentValues(location, trackId));
|
|
}
|
|
|
|
@Override
|
|
public int bulkInsertTrackPoints(Location[] locations, int length, long trackId) {
|
|
if (length == -1) { length = locations.length; }
|
|
|
|
ContentValues[] values = new ContentValues[length];
|
|
for (int i = 0; i < length; i++) {
|
|
values[i] = createContentValues(locations[i], trackId);
|
|
}
|
|
|
|
return context.getContentResolver().bulkInsert(TrackPointsColumns.CONTENT_URI, values);
|
|
}
|
|
|
|
@Override
|
|
public Uri insertWaypoint(Waypoint waypoint) {
|
|
Log.d(MyTracksProvider.TAG, "MyTracksProviderUtilsImpl.insertWaypoint");
|
|
waypoint.setId(-1);
|
|
return context.getContentResolver().insert(WaypointsColumns.CONTENT_URI,
|
|
createContentValues(waypoint));
|
|
}
|
|
|
|
@Override
|
|
public boolean trackExists(long id) {
|
|
Cursor cursor = null;
|
|
try {
|
|
final String[] projection = { TracksColumns._ID };
|
|
cursor = context.getContentResolver().query(
|
|
TracksColumns.CONTENT_URI,
|
|
projection,
|
|
TracksColumns._ID + "=" + id/*selection*/,
|
|
null/*selectionArgs*/,
|
|
null/*sortOrder*/);
|
|
if (cursor != null && cursor.moveToNext()) {
|
|
return true;
|
|
}
|
|
} finally {
|
|
if (cursor != null) {
|
|
cursor.close();
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
@Override
|
|
public void updateTrack(Track track) {
|
|
Log.d(MyTracksProvider.TAG, "MyTracksProviderUtilsImpl.updateTrack");
|
|
context.getContentResolver().update(TracksColumns.CONTENT_URI,
|
|
createContentValues(track), "_id=" + track.getId(), null);
|
|
}
|
|
}
|