The class is used to store and retrieve files from the directory defined in the configuration path of database section. It uses a two levels of directory composed of the 2 chars of the file hash. It is an append only storage.
Retrieve the content of the file referred by the id in the prefixed directory.
Retrieve a list of contents for the sequence of ids.
Return the size of the file referred by the id in the prefixed directory.
Return a list of sizes for the sequence of ids.
Store the data in the prefixed directory and return the identifiers.
Store the sequence of data and return a list of identifiers.
Note
The class can be overridden by setting a fully qualified name of a alternative class defined in the configuration class of the database section.