Package emu.grasscutter.utils

Class Utils

java.lang.Object

emu.grasscutter.utils.Utils

public final class Utils
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static final Random	random

Constructor Summary

Constructors

Constructor	Description
Utils()

Method Summary

Modifier and Type	Method	Description
static int	abilityHash(String str)
static byte[]	byteBufToArray(io.netty.buffer.ByteBuf buf)
static String	bytesToHex(byte[] bytes)
static String	bytesToHex(io.netty.buffer.ByteBuf buf)
static boolean	copyFromResources(String resource, String destination)	Copies a file from the archive's resources to the file system.
static boolean	createFolder(String path)	Creates a folder on the file system.
static boolean	fileExists(String path)	Checks if a file exists on the file system.
static int	getCurrentSeconds()
static double	getDist(Position pos1, Position pos2)
static int	GetNextTimestampOfThisHour(int hour, String timeZone, int param)
static int	GetNextTimestampOfThisHourInNextMonth(int hour, String timeZone, int param)
static int	GetNextTimestampOfThisHourInNextWeek(int hour, String timeZone, int param)
static void	logByteArray(byte[] array)
static void	logObject(Object object)	Logs an object to the console.
static String	lowerCaseFirstChar(String s)
static float	randomFloatRange(float min, float max)
static int	randomRange(int min, int max)
static <T> T	requireNonNullElseGet(T nonNull, T fallback)	Get object with null fallback.
static void	startupCheck()	Checks for required files and folders before startup.
static String	toFilePath(String path)	Creates a string with the path to a file.
static String	toString(InputStream inputStream)

Methods inherited from class java.lang.Object

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

Field Details

random

public static final Random random

Constructor Details

Utils

public Utils()

Method Details

randomRange

public static int randomRange(int min,
 int max)

randomFloatRange

public static float randomFloatRange(float min,
 float max)

getDist

public static double getDist(Position pos1,
 Position pos2)

getCurrentSeconds

public static int getCurrentSeconds()

lowerCaseFirstChar

public static String lowerCaseFirstChar(String s)

toString

public static String toString(InputStream inputStream)
                       throws IOException

Throws:

IOException

logByteArray

public static void logByteArray(byte[] array)

bytesToHex

public static String bytesToHex(byte[] bytes)

bytesToHex

public static String bytesToHex(io.netty.buffer.ByteBuf buf)

byteBufToArray

public static byte[] byteBufToArray(io.netty.buffer.ByteBuf buf)

abilityHash

public static int abilityHash(String str)

toFilePath

public static String toFilePath(String path)

Creates a string with the path to a file.

Parameters:

path - The path to the file.

Returns:

A path using the operating system's file separator.

fileExists

public static boolean fileExists(String path)

Checks if a file exists on the file system.

Parameters:

path - The path to the file.

Returns:

True if the file exists, false otherwise.

createFolder

public static boolean createFolder(String path)

Creates a folder on the file system.

Parameters:

path - The path to the folder.

Returns:

True if the folder was created, false otherwise.

copyFromResources

public static boolean copyFromResources(String resource,
 String destination)

Copies a file from the archive's resources to the file system.

Parameters:

resource - The path to the resource.

destination - The path to copy the resource to.

Returns:

True if the file was copied, false otherwise.

requireNonNullElseGet

public static <T> T requireNonNullElseGet(T nonNull,
 T fallback)

Get object with null fallback.

Parameters:

nonNull - The object to return if not null.

fallback - The object to return if null.

Returns:

One of the two provided objects.

logObject

public static void logObject(Object object)

Logs an object to the console.

Parameters:

object - The object to log.

startupCheck

public static void startupCheck()

Checks for required files and folders before startup.

GetNextTimestampOfThisHour

public static int GetNextTimestampOfThisHour(int hour,
 String timeZone,
 int param)

GetNextTimestampOfThisHourInNextWeek

public static int GetNextTimestampOfThisHourInNextWeek(int hour,
 String timeZone,
 int param)

GetNextTimestampOfThisHourInNextMonth

public static int GetNextTimestampOfThisHourInNextMonth(int hour,
 String timeZone,
 int param)