top.wavelength.betterreflection

Class EnumBetterReflectionClass<T extends Enum<?>>

java.lang.Object

top.wavelength.betterreflection.BetterReflectionClass<T>

top.wavelength.betterreflection.EnumBetterReflectionClass<T>

Type Parameters:

T - the enum type

public class EnumBetterReflectionClass<T extends Enum<?>>
extends BetterReflectionClass<T>

A class that extends BetterReflectionClass and provides additional functionality for enum classes.

Since:

1.1

Field Summary

Fields

Modifier and Type	Field and Description
protected T[]	enumConstants

Fields inherited from class top.wavelength.betterreflection.BetterReflectionClass

betterReflectionSuperClass, canonicalName, clasz, constructors, declaredConstructors, declaredFields, declaredMethods, fields, isEnum, jar, jarFile, methods, name, packageName, protectionDomain, runningFromJar, simpleName, superClass, typeName

Constructor Summary

Constructors

Constructor and Description
EnumBetterReflectionClass(BetterReflectionClass<T> clasz) Creates a new EnumBetterReflectionClass instance with the given BetterReflectionClass.
EnumBetterReflectionClass(Class<T> clasz) Creates a new EnumBetterReflectionClass instance with the given class.
EnumBetterReflectionClass(String className) Creates a new EnumBetterReflectionClass instance with the given class name.

Method Summary

Modifier and Type	Method and Description
boolean	contains(String value) Checks if the given value exists in the enum constants of the containing class.
T[]	getEnumConstants()
Optional<T>	getIfPresent(String value) Retrieves the enum constant associated with the specified value, or an empty Optional if the value is null, empty, or does not exist in the enum constants of the containing class.
T	getOrDefault(String value, T defaultValue) Retrieves the enum constant associated with the specified value, or returns the default value if the value is null, empty, or does not exist in the enum constants of the containing class.
T	getOrNull(String value) Retrieves the enum constant associated with the specified value, or returns null if the value is null, empty, or does not exist in the enum constants of the containing class.
String	toString() Returns a string representation of the enum constants joined by the default separator ", ".
String	toString(String separator) Returns a string representation of the enum constants joined by the specified separator.

Methods inherited from class top.wavelength.betterreflection.BetterReflectionClass

allocateUnsafeInstance, asSubclass, cast, dumpMethodHeaders, dumpMethodHeaders, dumpMethodHeaders, dumpMethodHeaders, forName, forNameAsArray, getArray, getArrayClass, getArrayClassIf, getBetterReflectionArrayClass, getBetterReflectionSuperClass, getCanonicalName, getClasz, getConstructor, getConstructor, getConstructors, getDeclaredConstructor, getDeclaredConstructor, getDeclaredConstructors, getDeclaredField, getDeclaredFields, getDeclaredFieldValue, getDeclaredMethod, getDeclaredMethod, getDeclaredMethods, getField, getFields, getJar, getJarFile, getMethod, getMethod, getMethods, getName, getPackageName, getProtectionDomain, getSimpleName, getSuperclass, getTypeName, invokeDeclaredMethod, invokeMethod, invokeMethods, isAssignableFrom, isAssignableFrom, isEnum, isEnumWrapped, isInstance, isRunningFromJar, newInstance

Methods inherited from class java.lang.Object

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

Field Detail

enumConstants

protected T extends Enum<?>[] enumConstants

Constructor Detail

EnumBetterReflectionClass

public EnumBetterReflectionClass(String className)
                          throws ClassNotFoundException

Creates a new EnumBetterReflectionClass instance with the given class name. Initializes the class by retrieving the enum constants using reflection.

Parameters:

className - the name of the class to wrap

Throws:

ClassNotFoundException - if the class cannot be found

IllegalStateException - if the class is not an enum class

RuntimeException - if an exception occurs during reflection

Since:

1.1

EnumBetterReflectionClass

public EnumBetterReflectionClass(BetterReflectionClass<T> clasz)

Creates a new EnumBetterReflectionClass instance with the given BetterReflectionClass. Initializes the class by retrieving the enum constants using reflection.

Parameters:

clasz - the class to wrap

Since:

1.1

EnumBetterReflectionClass

public EnumBetterReflectionClass(Class<T> clasz)

Creates a new EnumBetterReflectionClass instance with the given class. Initializes the class by retrieving the enum constants using reflection.

Parameters:

clasz - the class to wrap

Since:

1.1

Method Detail

getEnumConstants

public T[] getEnumConstants()

Returns:

an array of all enum constants

Since:

1.1

contains

public boolean contains(String value)

Checks if the given value exists in the enum constants of the containing class.

Parameters:

value - the value to check if it exists

Returns:

true if the value exists, false otherwise

Since:

1.1

getIfPresent

public Optional<T> getIfPresent(String value)

Retrieves the enum constant associated with the specified value, or an empty Optional if the value is null, empty, or does not exist in the enum constants of the containing class.

Parameters:

value - the value to retrieve the enum constant for

Returns:

an Optional containing the enum constant if it exists, otherwise an empty Optional

Since:

1.1

getOrNull

public T getOrNull(String value)

Retrieves the enum constant associated with the specified value, or returns null if the value is null, empty, or does not exist in the enum constants of the containing class.

Parameters:

value - the value to retrieve the enum constant for

Returns:

the enum constant if it exists, otherwise null

Since:

1.1

getOrDefault

public T getOrDefault(String value,
                      T defaultValue)

Retrieves the enum constant associated with the specified value, or returns the default value if the value is null, empty, or does not exist in the enum constants of the containing class.

Parameters:

value - the value to retrieve the enum constant for

defaultValue - the default value to return if the specified value does not exist

Returns:

the enum constant if it exists, otherwise the default value

Since:

1.1

toString

public String toString(String separator)

Returns a string representation of the enum constants joined by the specified separator.

Parameters:

separator - the separator to use between each enum constant

Returns:

a string representation of the enum constants

Since:

1.1

toString

public String toString()

Returns a string representation of the enum constants joined by the default separator ", ".

Overrides:

toString in class Object

Returns:

a string representation of the enum constants

Since:

1.1