org.geysermc.connector.utils

Class FileUtils

java.lang.Object

org.geysermc.connector.utils.FileUtils

public class FileUtils
extends Object

Constructor Summary

Constructors

Constructor and Description
FileUtils()

Method Summary

Modifier and Type	Method and Description
static byte[]	calculateSHA1(File file) Calculate the SHA1 hash of a file
static byte[]	calculateSHA256(File file) Calculate the SHA256 hash of a file
static File	fileOrCopiedFromResource(File file, String name, Function<String,String> format) Open the specified file or copy if from resources
static File	fileOrCopiedFromResource(String name, Function<String,String> fallback) Open the specified file or copy if from resources
static org.reflections.Reflections	getReflections(String path) Get the stored reflection data for a given path
static InputStream	getResource(String resource) Get an InputStream for the given resource path, throws AssertionError if resource is not found
static <T> T	loadConfig(File src, Class<T> valueType) Load the given YAML file into the given class
static <T> T	loadJson(InputStream src, Class<T> valueType)
static <T> T	loadYaml(InputStream src, Class<T> valueType)
static byte[]	readAllBytes(File file) An android compatible version of Files.readAllBytes(java.nio.file.Path)
static void	writeFile(File file, char[] data) Writes the given data to the specified file on disk
static void	writeFile(String name, char[] data) Writes the given data to the specified file on disk

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FileUtils

public FileUtils()

Method Detail

loadConfig

public static <T> T loadConfig(File src,
                               Class<T> valueType)
                        throws IOException

Load the given YAML file into the given class

Type Parameters:

T - the type

Parameters:

src - File to load

valueType - Class to load file into

Returns:

The data as the given class

Throws:

IOException - if the config could not be loaded

loadYaml

public static <T> T loadYaml(InputStream src,
                             Class<T> valueType)
                      throws IOException

Throws:

IOException

loadJson

public static <T> T loadJson(InputStream src,
                             Class<T> valueType)
                      throws IOException

Throws:

IOException

fileOrCopiedFromResource

public static File fileOrCopiedFromResource(String name,
                                            Function<String,String> fallback)
                                     throws IOException

Open the specified file or copy if from resources

Parameters:

name - File and resource name

fallback - Formatting callback

Returns:

File handle of the specified file

Throws:

IOException - if the file failed to copy from resource

fileOrCopiedFromResource

public static File fileOrCopiedFromResource(File file,
                                            String name,
                                            Function<String,String> format)
                                     throws IOException

Open the specified file or copy if from resources

Parameters:

file - File to open

name - Name of the resource get if needed

format - Formatting callback

Returns:

File handle of the specified file

Throws:

IOException - if the file failed to copy from resource

writeFile

public static void writeFile(File file,
                             char[] data)
                      throws IOException

Writes the given data to the specified file on disk

Parameters:

file - File to write to

data - Data to write to the file

Throws:

IOException - if the file failed to write

writeFile

public static void writeFile(String name,
                             char[] data)
                      throws IOException

Writes the given data to the specified file on disk

Parameters:

name - File path to write to

data - Data to write to the file

Throws:

IOException - if the file failed to write

getResource

public static InputStream getResource(String resource)

Get an InputStream for the given resource path, throws AssertionError if resource is not found

Parameters:

resource - Resource to get

Returns:

InputStream of the given resource

calculateSHA256

public static byte[] calculateSHA256(File file)

Calculate the SHA256 hash of a file

Parameters:

file - File to calculate the hash for

Returns:

A byte[] representation of the hash

calculateSHA1

public static byte[] calculateSHA1(File file)

Calculate the SHA1 hash of a file

Parameters:

file - File to calculate the hash for

Returns:

A byte[] representation of the hash

getReflections

public static org.reflections.Reflections getReflections(String path)

Get the stored reflection data for a given path

Parameters:

path - The path to get the reflection data for

Returns:

The created Reflections object

readAllBytes

public static byte[] readAllBytes(File file)

An android compatible version of Files.readAllBytes(java.nio.file.Path)

Parameters:

file - File to read bytes of

Returns:

The byte array of the file