Package net.dv8tion.jda.internal.utils

Class Checks

java.lang.Object

net.dv8tion.jda.internal.utils.Checks

public class Checks
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static final Pattern	ALPHANUMERIC
static final Pattern	ALPHANUMERIC_WITH_DASH
static final Pattern	LOWERCASE_ASCII_ALPHANUMERIC

Constructor Summary

Constructors

Constructor	Description
Checks()

Method Summary

Modifier and Type	Method	Description
static void	check(boolean expression, String message)
static void	check(boolean expression, String message, Object arg)
static void	check(boolean expression, String message, Object... args)
static void	checkAccess(IPermissionHolder issuer, GuildChannel channel)
static void	checkAttached(IDetachableEntity entity)
static void	checkComponents(String errorMessage, Collection<? extends Component> components, Predicate<Component> predicate)
static void	checkComponents(String errorMessage, Component[] components, Predicate<Component> predicate)
static void	checkComponentType(Class<? extends Component> expectedChildrenType, Component originalComponent, Component newComponent)
static void	checkSupportedChannelTypes(EnumSet<ChannelType> supported, ChannelType type, String what)
static <T> void	checkUnique(Stream<T> stream, String format, BiFunction<Long,T,Object[]> getArgs)
static void	inRange(String input, int min, int max, String name)
static void	isLowercase(String input, String name)
static void	isSnowflake(String snowflake)
static void	isSnowflake(String snowflake, String message)
static void	matches(String input, Pattern pattern, String name)
static <T extends CharSequence> void	noneBlank(Collection<T> argument, String name)
static <T extends CharSequence> void	noneContainBlanks(Collection<T> argument, String name)
static <T extends CharSequence> void	noneEmpty(Collection<T> argument, String name)
static void	noneNull(Object[] argument, String name)
static void	noneNull(Collection<?> argument, String name)
static void	notBlank(CharSequence argument, String name)
static void	notEmpty(CharSequence argument, String name)
static void	notEmpty(Object[] argument, String name)
static void	notEmpty(Collection<?> argument, String name)
static void	notLonger(String input, int length, String name)
static void	notLonger(Duration duration, Duration maxDuration, TimeUnit resolutionUnit, String name)
static void	notNegative(int n, String name)
static void	notNegative(long n, String name)
static void	notNull(Object argument, String name)
static void	noWhitespace(CharSequence argument, String name)
static void	positive(int n, String name)
static void	positive(long n, String name)

Methods inherited from class java.lang.Object

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

Field Details

ALPHANUMERIC_WITH_DASH

public static final Pattern ALPHANUMERIC_WITH_DASH

ALPHANUMERIC

public static final Pattern ALPHANUMERIC

LOWERCASE_ASCII_ALPHANUMERIC

public static final Pattern LOWERCASE_ASCII_ALPHANUMERIC

Constructor Details

Checks

public Checks()

Method Details

isSnowflake

@Contract("null -> fail")
public static void isSnowflake(String snowflake)

isSnowflake

@Contract("null, _ -> fail")
public static void isSnowflake(String snowflake,
 String message)

check

@Contract("false, _ -> fail")
public static void check(boolean expression,
 String message)

check

@Contract("false, _, _ -> fail")
public static void check(boolean expression,
 @PrintFormat
 String message,
 Object... args)

check

@Contract("false, _, _ -> fail")
public static void check(boolean expression,
 @PrintFormat
 String message,
 Object arg)

notNull

@Contract("null, _ -> fail")
public static void notNull(Object argument,
 String name)

notEmpty

@Contract("null, _ -> fail")
public static void notEmpty(CharSequence argument,
 String name)

notBlank

@Contract("null, _ -> fail")
public static void notBlank(CharSequence argument,
 String name)

noWhitespace

@Contract("null, _ -> fail")
public static void noWhitespace(CharSequence argument,
 String name)

notEmpty

@Contract("null, _ -> fail")
public static void notEmpty(Collection<?> argument,
 String name)

notEmpty

@Contract("null, _ -> fail")
public static void notEmpty(Object[] argument,
 String name)

noneNull

@Contract("null, _ -> fail")
public static void noneNull(Collection<?> argument,
 String name)

noneNull

@Contract("null, _ -> fail")
public static void noneNull(Object[] argument,
 String name)

noneEmpty

@Contract("null, _ -> fail")
public static <T extends CharSequence> void noneEmpty(Collection<T> argument,
 String name)

noneBlank

@Contract("null, _ -> fail")
public static <T extends CharSequence> void noneBlank(Collection<T> argument,
 String name)

noneContainBlanks

@Contract("null, _ -> fail")
public static <T extends CharSequence> void noneContainBlanks(Collection<T> argument,
 String name)

inRange

public static void inRange(String input,
 int min,
 int max,
 String name)

notLonger

public static void notLonger(String input,
 int length,
 String name)

matches

public static void matches(String input,
 Pattern pattern,
 String name)

isLowercase

public static void isLowercase(String input,
 String name)

positive

public static void positive(int n,
 String name)

positive

public static void positive(long n,
 String name)

notNegative

public static void notNegative(int n,
 String name)

notNegative

public static void notNegative(long n,
 String name)

notLonger

public static void notLonger(Duration duration,
 Duration maxDuration,
 TimeUnit resolutionUnit,
 String name)

checkUnique

public static <T> void checkUnique(Stream<T> stream,
 String format,
 BiFunction<Long,T,Object[]> getArgs)

checkComponents

public static void checkComponents(String errorMessage,
 Collection<? extends Component> components,
 Predicate<Component> predicate)

checkComponents

public static void checkComponents(String errorMessage,
 Component[] components,
 Predicate<Component> predicate)

checkComponentType

public static void checkComponentType(Class<? extends Component> expectedChildrenType,
 Component originalComponent,
 Component newComponent)

checkAccess

public static void checkAccess(IPermissionHolder issuer,
 GuildChannel channel)

checkAttached

public static void checkAttached(IDetachableEntity entity)

checkSupportedChannelTypes

public static void checkSupportedChannelTypes(EnumSet<ChannelType> supported,
 ChannelType type,
 String what)