com.liulishuo.filedownloader.database

Interface FileDownloadDatabase.Maintainer

All Superinterfaces:

Iterable<FileDownloadModel>

All Known Implementing Classes:

SqliteDatabaseImpl.Maintainer

Enclosing interface:

FileDownloadDatabase

public static interface FileDownloadDatabase.Maintainer
extends Iterable<FileDownloadModel>

the maintainer for the database, this maintainer will be used when the database is initializing.

Method Summary

Modifier and Type	Method and Description
void	changeFileDownloadModelId(int oldId, FileDownloadModel modelWithNewId) invoke this method when the FileDownloadModel.id is changed because of the different FileDownloadHelper.IdGenerator, which generate the new id for the task.
void	onFinishMaintain() invoke this method when the operation for maintain is finished.
void	onRefreshedValidData(FileDownloadModel model) invoke this method when the model is valid to save and has been refreshed.
void	onRemovedInvalidData(FileDownloadModel model) invoke this method when the model is invalid and has been removed.

Methods inherited from interface java.lang.Iterable

forEach, iterator, spliterator

Method Detail

onFinishMaintain

void onFinishMaintain()

invoke this method when the operation for maintain is finished.

onRemovedInvalidData

void onRemovedInvalidData(FileDownloadModel model)

invoke this method when the model is invalid and has been removed.

Parameters:

model - the removed invalid model.

onRefreshedValidData

void onRefreshedValidData(FileDownloadModel model)

invoke this method when the model is valid to save and has been refreshed.

Parameters:

model - the refreshed valid model.

changeFileDownloadModelId

void changeFileDownloadModelId(int oldId,
                               FileDownloadModel modelWithNewId)

invoke this method when the FileDownloadModel.id is changed because of the different FileDownloadHelper.IdGenerator, which generate the new id for the task.

tips: you need to update the filedownloader-table and the connection-table.

Parameters:

oldId - the old id for the modelWithNewId

modelWithNewId - the model with the new id.