/**
* Generates a ContentValues object to insert into the database with the given values for a
* multipart upload record.
*
* @param bucket The name of the bucket to upload to.
* @param key The key in the specified bucket by which to store the new object.
* @param file The file to upload.
* @param fileOffset The byte offset for the file to upload.
* @param partNumber The part number of this part.
* @param uploadId The multipart upload id of the upload.
* @param bytesTotal The Total bytes of the file.
* @param isLastPart Whether this part is the last part of the upload.
* @return The ContentValues object generated.
*/
public ContentValues generateContentValuesForMultiPartUpload(
String bucket,
String key,
File file,
long fileOffset,
int partNumber,
String uploadId,
long bytesTotal,
int isLastPart,
ObjectMetadata metadata) {
ContentValues values = new ContentValues();
values.put(TransferTable.COLUMN_TYPE, TransferType.UPLOAD.toString());
values.put(TransferTable.COLUMN_STATE, TransferState.WAITING.toString());
values.put(TransferTable.COLUMN_BUCKET_NAME, bucket);
values.put(TransferTable.COLUMN_KEY, key);
values.put(TransferTable.COLUMN_FILE, file.getAbsolutePath());
values.put(TransferTable.COLUMN_BYTES_CURRENT, 0l);
values.put(TransferTable.COLUMN_BYTES_TOTAL, bytesTotal);
values.put(TransferTable.COLUMN_IS_MULTIPART, 1);
values.put(TransferTable.COLUMN_PART_NUM, partNumber);
values.put(TransferTable.COLUMN_FILE_OFFSET, fileOffset);
values.put(TransferTable.COLUMN_MULTIPART_ID, uploadId);
values.put(TransferTable.COLUMN_IS_LAST_PART, isLastPart);
values.put(TransferTable.COLUMN_IS_ENCRYPTED, 0);
values.putAll(generateContentValuesForObjectMetadata(metadata));
return values;
}
/** Get a list of all field/value pairs merged across data sources */
public ContentValues getMergedValues() {
ContentValues mergedValues = new ContentValues();
ContentValues defaultValues = getDefaultValues();
if (defaultValues != null) {
mergedValues.putAll(defaultValues);
}
if (values != null) {
mergedValues.putAll(values);
}
if (setValues != null) {
mergedValues.putAll(setValues);
}
return mergedValues;
}
/**
* Transfers all set values into values. This occurs when a task is saved - future saves will not
* need to write all the data as before.
*/
public void markSaved() {
if (values == null) {
values = setValues;
} else if (setValues != null) {
values.putAll(setValues);
}
setValues = null;
}
/**
* Generates a ContentValues object to insert into the database with the given values for a single
* chunk upload or download.
*
* @param type The type of the transfer, can be "upload" or "download".
* @param bucket The name of the bucket to upload to.
* @param key The key in the specified bucket by which to store the new object.
* @param file The file to upload.
* @param metadata The S3 ObjectMetadata to send along with the object
* @return The ContentValues object generated.
*/
private ContentValues generateContentValuesForSinglePartTransfer(
TransferType type, String bucket, String key, File file, ObjectMetadata metadata) {
ContentValues values = new ContentValues();
values.put(TransferTable.COLUMN_TYPE, type.toString());
values.put(TransferTable.COLUMN_STATE, TransferState.WAITING.toString());
values.put(TransferTable.COLUMN_BUCKET_NAME, bucket);
values.put(TransferTable.COLUMN_KEY, key);
values.put(TransferTable.COLUMN_FILE, file.getAbsolutePath());
values.put(TransferTable.COLUMN_BYTES_CURRENT, 0l);
if (type.equals(TransferType.UPLOAD))
values.put(TransferTable.COLUMN_BYTES_TOTAL, file == null ? 0l : file.length());
values.put(TransferTable.COLUMN_IS_MULTIPART, 0);
values.put(TransferTable.COLUMN_PART_NUM, 0);
values.put(TransferTable.COLUMN_IS_ENCRYPTED, 0);
values.putAll(generateContentValuesForObjectMetadata(metadata));
return values;
}
/**
* Given a JSON item and a sync map, create a ContentValues map to be inserted into the DB.
*
* @param context
* @param localItem will be null if item is new to mobile. If it's been sync'd before, will point
* to local entry.
* @param item incoming JSON item.
* @param mySyncMap A mapping between the JSON object and the content values.
* @return new ContentValues, ready to be inserted into the database.
* @throws JSONException
* @throws IOException
* @throws NetworkProtocolException
*/
public static final ContentValues fromJSON(
Context context, Uri localItem, JSONObject item, SyncMap mySyncMap)
throws JSONException, IOException, NetworkProtocolException {
final ContentValues cv = new ContentValues();
for (final String propName : mySyncMap.keySet()) {
final SyncItem map = mySyncMap.get(propName);
if (!map.isDirection(SyncItem.SYNC_FROM)) {
continue;
}
if (map.isOptional() && (!item.has(map.remoteKey) || item.isNull(map.remoteKey))) {
continue;
}
final ContentValues cv2 = map.fromJSON(context, localItem, item, propName);
if (cv2 != null) {
cv.putAll(cv2);
}
}
return cv;
}
// Make sure we can still delete after adding/updating stuff
//
// Student: Uncomment this test after you have completed writing the insert functionality
// in your provider. It relies on insertions with testInsertReadProvider, so insert and
// query functionality must also be complete before this test can be used.
public void testInsertReadProvider() {
ContentValues testValues = TestUtilities.createNorthPoleLocationValues();
// Register a content observer for our insert. This time, directly with the content resolver
TestUtilities.TestContentObserver tco = TestUtilities.getTestContentObserver();
mContext.getContentResolver().registerContentObserver(LocationEntry.CONTENT_URI, true, tco);
Uri locationUri = mContext.getContentResolver().insert(LocationEntry.CONTENT_URI, testValues);
// Did our content observer get called? Students: If this fails, your insert location
// isn't calling getContext().getContentResolver().notifyChange(uri, null);
tco.waitForNotificationOrFail();
mContext.getContentResolver().unregisterContentObserver(tco);
long locationRowId = ContentUris.parseId(locationUri);
// Verify we got a row back.
assertTrue(locationRowId != -1);
// Data's inserted. IN THEORY. Now pull some out to stare at it and verify it made
// the round trip.
// A cursor is your primary interface to the query results.
Cursor cursor =
mContext
.getContentResolver()
.query(
LocationEntry.CONTENT_URI,
null, // leaving "columns" null just returns all the columns.
null, // cols for "where" clause
null, // values for "where" clause
null // sort order
);
TestUtilities.validateCursor(
"testInsertReadProvider. Error validating LocationEntry.", cursor, testValues);
// Fantastic. Now that we have a location, add some weather!
ContentValues weatherValues = TestUtilities.createWeatherValues(locationRowId);
// The TestContentObserver is a one-shot class
tco = TestUtilities.getTestContentObserver();
mContext.getContentResolver().registerContentObserver(WeatherEntry.CONTENT_URI, true, tco);
Uri weatherInsertUri =
mContext.getContentResolver().insert(WeatherEntry.CONTENT_URI, weatherValues);
assertTrue(weatherInsertUri != null);
// Did our content observer get called? Students: If this fails, your insert weather
// in your ContentProvider isn't calling
// getContext().getContentResolver().notifyChange(uri, null);
tco.waitForNotificationOrFail();
mContext.getContentResolver().unregisterContentObserver(tco);
// A cursor is your primary interface to the query results.
Cursor weatherCursor =
mContext
.getContentResolver()
.query(
WeatherEntry.CONTENT_URI, // Table to Query
null, // leaving "columns" null just returns all the columns.
null, // cols for "where" clause
null, // values for "where" clause
null // columns to group by
);
TestUtilities.validateCursor(
"testInsertReadProvider. Error validating WeatherEntry insert.",
weatherCursor,
weatherValues);
// Add the location values in with the weather data so that we can make
// sure that the join worked and we actually get all the values back
weatherValues.putAll(testValues);
// Get the joined Weather and Location data
weatherCursor =
mContext
.getContentResolver()
.query(
WeatherEntry.weatherWithLocationUri(TestUtilities.TEST_LOCATION),
null, // leaving "columns" null just returns all the columns.
null, // cols for "where" clause
null, // values for "where" clause
null // sort order
);
TestUtilities.validateCursor(
"testInsertReadProvider. Error validating joined Weather and Location Data.",
weatherCursor,
weatherValues);
// Get the joined Weather and Location data with a start date
// weatherCursor = mContext.getContentResolver().query(
// WeatherEntry.buildWeatherLocationWithStartDate(
// TestUtilities.TEST_LOCATION, TestUtilities.TEST_DATE),
// null, // leaving "columns" null just returns all the columns.
// null, // cols for "where" clause
// null, // values for "where" clause
// null // sort order
// );
TestUtilities.validateCursor(
"testInsertReadProvider. Error validating joined Weather and Location Data with start date.",
weatherCursor,
weatherValues);
// Get the joined Weather data for a specific date
//
TestUtilities.validateCursor(
"testInsertReadProvider. Error validating joined Weather and Location data for a specific date.",
weatherCursor,
weatherValues);
}
/** Merges content values with those coming from another source */
public synchronized void mergeWith(ContentValues other) {
if (setValues == null) {
setValues = new ContentValues();
}
setValues.putAll(other);
}
@Override
public void putAll(ContentValues other) {
contentValues.putAll(other);
}
