/**
* read maps packages list
* @param maps a list of maps objects that will be read from JSON file
* @param packagesArray packages array
*/
private void readMapsPackages(List <MapDownloadResource> maps, JSONArray packagesArray)
{
for (int i = 0; i < packagesArray.Length(); i++)
{
JSONObject currentPackageObject = null;
try
{
currentPackageObject = packagesArray.GetJSONObject(i);
}
catch (JSONException ex)
{
SKLogging.WriteLog(TAG, ex.Message, SKLogging.LogDebug);
}
if (currentPackageObject != null)
{
MapDownloadResource currentMap = new MapDownloadResource();
try
{
currentMap.Code = (currentPackageObject.GetString(PACKAGE_CODE_ID));
}
catch (JSONException ex)
{
SKLogging.WriteLog(TAG, ex.Message, SKLogging.LogDebug);
}
try
{
currentMap.setSubType(GetMapType(currentPackageObject.GetInt(TYPE_ID)));
}
catch (JSONException ex)
{
SKLogging.WriteLog(TAG, ex.Message, SKLogging.LogDebug);
}
try
{
JSONArray currentMapNames = currentPackageObject.GetJSONArray(LANGUAGES_ID);
if (currentMapNames != null)
{
for (int j = 0; j < currentMapNames.Length(); j++)
{
JSONObject currentMapNameObject = currentMapNames.GetJSONObject(j);
if (currentMapNameObject != null)
{
String currentMapName = currentMapNameObject.GetString(TL_NAME_ID);
if (currentMapName != null)
{
currentMap.setName(currentMapName, currentMapNameObject.GetString(LNG_CODE_ID));
}
}
}
}
}
catch (JSONException ex)
{
SKLogging.WriteLog(TAG, ex.Message, SKLogging.LogDebug);
}
try
{
JSONObject currentMapBoundingBox = currentPackageObject.GetJSONObject(BBOX_ID);
if (currentMapBoundingBox != null)
{
currentMap.setBbLatMax(currentMapBoundingBox.GetDouble(LAT_MAX_ID));
currentMap.setBbLatMin(currentMapBoundingBox.GetDouble(LAT_MIN_ID));
currentMap.setBbLongMax(currentMapBoundingBox.GetDouble(LONG_MAX_ID));
currentMap.setBbLongMin(currentMapBoundingBox.GetDouble(LONG_MIN_ID));
}
}
catch (JSONException ex)
{
SKLogging.WriteLog(TAG, ex.Message, SKLogging.LogDebug);
}
try
{
currentMap.setSkmFileSize(currentPackageObject.GetLong(SKM_SIZE_ID));
}
catch (JSONException ex)
{
SKLogging.WriteLog(TAG, ex.Message, SKLogging.LogDebug);
}
try
{
currentMap.setSkmFilePath(currentPackageObject.GetString(FILE_ID));
}
catch (JSONException ex)
{
SKLogging.WriteLog(TAG, ex.Message, SKLogging.LogDebug);
}
try
{
currentMap.setZipFilePath(currentPackageObject.GetString(NB_ZIP_ID));
}
catch (JSONException ex)
{
SKLogging.WriteLog(TAG, ex.Message, SKLogging.LogDebug);
}
try
{
currentMap.setUnzippedFileSize(currentPackageObject.GetLong(UNZIP_SIZE_ID));
}
catch (JSONException ex)
{
SKLogging.WriteLog(TAG, ex.Message, SKLogging.LogDebug);
}
try
{
JSONObject currentMapTXGDetails = currentPackageObject.GetJSONObject(TEXTURE_ID);
if (currentMapTXGDetails != null)
{
currentMap.setTXGFilePath(currentMapTXGDetails.GetString(TEXTURES_BIG_FILE_ID));
currentMap.setTXGFileSize(currentMapTXGDetails.GetLong(SIZE_BIG_FILE_ID));
}
}
catch (JSONException ex)
{
SKLogging.WriteLog(TAG, ex.Message, SKLogging.LogDebug);
}
try
{
currentMap.setSkmAndZipFilesSize(currentPackageObject.GetLong(SIZE_ID));
}
catch (JSONException ex)
{
SKLogging.WriteLog(TAG, ex.Message, SKLogging.LogDebug);
}
if ((currentMap.Code != null) && (currentMap.getSubType() != null))
{
removeNullValuesIfExist(currentMap);
maps.Add(currentMap);
}
}
}
}
public Dictionary <string, MapDownloadResource> getAvailableMapsForACertainType(params string[] mapType)
{
StringBuilder query =
new StringBuilder("SELECT ").Append(CODE).Append(", ").Append(PARENT_CODE).Append(", ").Append(REGION).Append(", ")
.Append(NAMES).Append(", ").Append(SKM_FILE_PATH).Append(", " +
"").Append(ZIP_FILE_PATH).Append(", ")
.Append(TXG_FILE_PATH).Append(", ").Append(TXG_FILE_SIZE).Append(", ")
.Append(SKM_AND_ZIP_FILES_SIZE).Append(", ").Append(SKM_FILE_SIZE).Append(", " +
"").Append(UNZIPPED_FILE_SIZE)
.Append(", ").Append(BOUNDING_BOX_LATITUDE_MAX).Append(", ").Append(BOUNDING_BOX_LATITUDE_MIN)
.Append(", ").Append(BOUNDING_BOX_LONGITUDE_MAX).Append(", ").Append(BOUNDING_BOX_LONGITUDE_MIN)
.Append(", ").Append(SUBTYPE).Append(", ").Append(STATE).Append(", " +
"").Append(NO_DOWNLOADED_BYTES)
.Append(", ").Append(FLAG_ID).Append(", ").Append(DOWNLOAD_PATH).Append(" FROM ").Append
(MAPS_TABLE);
if (mapType != null && mapType.Length > 0)
{
query.Append(" WHERE ").Append(SUBTYPE).Append("=?");
for (int i = 1; i < mapType.Length; i++)
{
query.Append(" or ").Append(SUBTYPE).Append("=?");
}
}
ICursor resultCursor = resourcesDAO.getDatabase().RawQuery(query.ToString(), mapType);
if ((resultCursor != null) && (resultCursor.Count > 0))
{
Dictionary <String, MapDownloadResource> maps = new Dictionary <String, MapDownloadResource>();
MapDownloadResource currentMap;
try
{
resultCursor.MoveToFirst();
while (!resultCursor.IsAfterLast)
{
currentMap = new MapDownloadResource();
currentMap.Code = (resultCursor.GetString(0));
currentMap.ParentCode = (resultCursor.GetString(1));
currentMap.setNames(resultCursor.GetString(3));
currentMap.setSkmFilePath(resultCursor.GetString(4));
currentMap.setZipFilePath(resultCursor.GetString(5));
currentMap.setTXGFilePath(resultCursor.GetString(6));
currentMap.setTXGFileSize(resultCursor.GetInt(7));
currentMap.setSkmAndZipFilesSize(resultCursor.GetInt(8));
currentMap.setSkmFileSize(resultCursor.GetInt(9));
currentMap.setUnzippedFileSize(resultCursor.GetInt(10));
currentMap.setBbLatMax(resultCursor.GetDouble(11));
currentMap.setBbLatMin(resultCursor.GetDouble(12));
currentMap.setBbLongMax(resultCursor.GetDouble(13));
currentMap.setBbLongMin(resultCursor.GetDouble(14));
currentMap.setSubType(resultCursor.GetString(15));
currentMap.DownloadState = (sbyte)resultCursor.GetInt(16);
currentMap.NoDownloadedBytes = (resultCursor.GetInt(17));
currentMap.FlagId = (resultCursor.GetInt(18));
currentMap.DownloadPath = (resultCursor.GetString(19));
maps.Add(currentMap.Code, currentMap);
resultCursor.MoveToNext();
}
}
finally
{
resultCursor.Close();
}
return(maps);
}
else
{
if (resultCursor != null)
{
resultCursor.Close();
}
return(null);
}
}
private void readCurrentMapDetails(List <MapDownloadResource> maps, JsonReader reader)
{
MapDownloadResource currentMap = new MapDownloadResource();
reader.BeginObject();
while (reader.HasNext)
{
string key = reader.NextName();
if (key != null)
{
if (key.Equals(PACKAGE_CODE_ID))
{
currentMap.Code = reader.NextString();
}
else if (key.Equals(TYPE_ID))
{
currentMap.setSubType(getMapType(reader.NextInt()));
}
else if (key.Equals(LANGUAGES_ID))
{
reader.BeginArray();
while (reader.HasNext)
{
readCurrentMapNames(currentMap, reader);
}
reader.EndArray();
}
else if (key.Equals(BBOX_ID))
{
readCurrentMapBoundingBoxDetails(currentMap, reader);
}
else if (key.Equals(SKM_SIZE_ID))
{
currentMap.setSkmFileSize(reader.NextLong());
}
else if (key.Equals(FILE_ID))
{
currentMap.setSkmFilePath(reader.NextString());
}
else if (key.Equals(NB_ZIP_ID))
{
currentMap.setZipFilePath(reader.NextString());
}
else if (key.Equals(UNZIP_SIZE_ID))
{
currentMap.setUnzippedFileSize(reader.NextLong());
}
else if (key.Equals(TEXTURE_ID))
{
readCurrentMapTXGDetails(currentMap, reader);
}
else if (key.Equals(SIZE_ID))
{
currentMap.setSkmAndZipFilesSize(reader.NextLong());
}
else
{
// for now, we skip the elevation tag
reader.SkipValue();
}
}
}
reader.EndObject();
if ((currentMap.Code != null) && (currentMap.getSubType() != null))
{
removeNullValuesIfExist(currentMap);
maps.Add(currentMap);
}
}