org.apache.ignite.ml.inference.storage.model

Interface ModelStorage

All Known Implementing Classes:

DefaultModelStorage

public interface ModelStorage

Storage that allows to load, keep and get access to model in byte representation.

Method Summary

Modifier and Type	Method and Description
boolean	exists(String path) Returns true if a regular file or directory exist, otherwise false.
byte[]	getFile(String path) Returns file content.
FileStat	getFileStat(String path) Returns statistics for file.
boolean	isDirectory(String path) Returns true if the specified path associated with a directory.
boolean	isFile(String path) Returns true if the specified path associated with a regular file.
Set<String>	listFiles(String path) Returns list of files in the specified directory.
<T> T	lockPaths(Supplier<T> supplier, String... paths) Locks paths in model storage and call passed method.
default void	mkdir(String path) Creates directory.
void	mkdir(String path, boolean onlyIfNotExist) Creates directory.
void	mkdirs(String path) Creates directory and all required parent directories in the path.
default void	putFile(String path, byte[] data) Creates a new or replaces existing file.
void	putFile(String path, byte[] data, boolean onlyIfNotExist) Creates a new or replaces existing file.
void	remove(String path) Removes specified directory or file.

Method Detail

putFile

void putFile(String path,
             byte[] data,
             boolean onlyIfNotExist)

Creates a new or replaces existing file.

Parameters:

path - Path to file.

data - File content.

onlyIfNotExist - If file already exists throw an exception.

putFile

default void putFile(String path,
                     byte[] data)

Creates a new or replaces existing file.

Parameters:

path - Path to file.

data - File content.

getFile

byte[] getFile(String path)

Returns file content.

Parameters:

path - Path to file.

Returns:

File content.

mkdir

void mkdir(String path,
           boolean onlyIfNotExist)

Creates directory.

Parameters:

path - Path to directory.

onlyIfNotExist - If directory already exists throw an exception.

mkdir

default void mkdir(String path)

Creates directory.

Parameters:

path - Path to directory.

mkdirs

void mkdirs(String path)

Creates directory and all required parent directories in the path.

Parameters:

path - Path to directory.

listFiles

Set<String> listFiles(String path)

Returns list of files in the specified directory.

Parameters:

path - Path to directory.

Returns:

List of files in the specified directory.

remove

void remove(String path)

Removes specified directory or file.

Parameters:

path - Path to directory or file.

exists

boolean exists(String path)

Returns true if a regular file or directory exist, otherwise false.

Parameters:

path - Path to directory or file.

Returns:

true if a regular file or directory exist, otherwise false.

isDirectory

boolean isDirectory(String path)

Returns true if the specified path associated with a directory.

Parameters:

path - Path to directory or file.

Returns:

true if the specified path associated with a directory.

isFile

boolean isFile(String path)

Returns true if the specified path associated with a regular file.

Parameters:

path - Path to directory or file.

Returns:

true if the specified path associated with a regular file.

getFileStat

FileStat getFileStat(String path)

Returns statistics for file.

Parameters:

path - Path to directory or file.

Returns:

Statistics for file or directory.

lockPaths

<T> T lockPaths(Supplier<T> supplier,
                String... paths)

Locks paths in model storage and call passed method.

Type Parameters:

T - Type of result.

Parameters:

supplier - Supplier.

paths - Paths for lock.

Returns:

Result of callable.