/**
* Updates states of all transfer records with the specified which are "running" and "waiting" to
* "pending cancel"
*
* @param TransferType The type of transfers to cancel
* @return Number of rows updated.
*/
public int cancelAllWithType(TransferType type) {
ContentValues values = new ContentValues();
values.put(TransferTable.COLUMN_STATE, TransferState.PENDING_CANCEL.toString());
String selection = null;
String[] selectionArgs = null;
if (type == TransferType.ANY) {
selection = TransferTable.COLUMN_STATE + " in (?,?,?,?,?)";
selectionArgs =
new String[] {
TransferState.IN_PROGRESS.toString(),
TransferState.RESUMED_WAITING.toString(),
TransferState.WAITING.toString(),
TransferState.PAUSED.toString(),
TransferState.WAITING_FOR_NETWORK.toString()
};
} else {
selection =
TransferTable.COLUMN_STATE + " in (?,?,?,?,?) and " + TransferTable.COLUMN_TYPE + "=?";
selectionArgs =
new String[] {
TransferState.IN_PROGRESS.toString(),
TransferState.RESUMED_WAITING.toString(),
TransferState.WAITING.toString(),
TransferState.PAUSED.toString(),
TransferState.WAITING_FOR_NETWORK.toString(),
type.toString()
};
}
return transferDBBase.update(transferDBBase.getContentUri(), values, selection, selectionArgs);
}
/**
* 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;
}
/**
* Updates states of all transfer records which are "running" and "waiting" to "network
* disconnect"
*
* @return Number of rows updated.
*/
public int updateNetworkDisconnected() {
ContentValues values = new ContentValues();
values.put(TransferTable.COLUMN_STATE, TransferState.PENDING_NETWORK_DISCONNECT.toString());
return transferDBBase.update(
transferDBBase.getContentUri(),
values,
TransferTable.COLUMN_STATE + " in (?,?,?)",
new String[] {
TransferState.IN_PROGRESS.toString(),
TransferState.RESUMED_WAITING.toString(),
TransferState.WAITING.toString()
});
}
/**
* Updates states of all transfer records which are "running" and "waiting" to "paused"
*
* @return Number of rows updated.
*/
public int setAllRunningRecordsToPausedBeforeShutdownService() {
ContentValues values = new ContentValues();
values.put(TransferTable.COLUMN_STATE, TransferState.PAUSED.toString());
return transferDBBase.update(
transferDBBase.getContentUri(),
values,
TransferTable.COLUMN_STATE + " in (?,?,?,?)",
new String[] {
TransferState.IN_PROGRESS.toString(),
TransferState.PENDING_PAUSE.toString(),
TransferState.RESUMED_WAITING.toString(),
TransferState.WAITING.toString()
});
}
/**
* 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;
}
