Package dev.orne.test.rnd.generators

Class EnumGenerator

java.lang.Object

dev.orne.test.rnd.AbstractGenerator

dev.orne.test.rnd.generators.EnumGenerator

All Implemented Interfaces:

Generator

@API(status=STABLE,
     since="0.1")
@Priority(-2000)
public class EnumGenerator
extends AbstractGenerator

Generator of enumeration types values.

Requires that the enumeration type contain constants.

Since:

0.1

Version:

1.0, 2022-10

Author:

(w) Iker Hernaez

Field Summary

Fields inherited from class dev.orne.test.rnd.AbstractGenerator

DEFAULT_NULL_PROBABILITY

Constructor Summary

Constructors

Constructor	Description
EnumGenerator()	Creates a new instance.

Method Summary

Modifier and Type	Method	Description
<T> T	defaultValue(@NotNull Class<T> type)	Returns the default value for the specified type.
static <T extends Enum<T>> T	randomEnumValue(@NotNull Class<T> type)	Returns a random constant of the specified enumeration.
<T> T	randomValue(@NotNull Class<T> type)	Returns a random value of the specified type.
boolean	supports(@NotNull Class<?> type)	Checks if values of the specified type can be generated by this instance.

Methods inherited from class dev.orne.test.rnd.AbstractGenerator

assertSupported, equals, getNullProbability, hashCode, nullableDefaultValue, nullableRandomValue, randomNull, setNullProbability, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface dev.orne.test.rnd.Generator

asParameterizable, getPriority

Constructor Details

EnumGenerator

public EnumGenerator()

Creates a new instance.

Method Details

supports

public boolean supports(@NotNull
 @NotNull Class<?> type)

Checks if values of the specified type can be generated by this instance.

Parameters:

type - The type to check.

Returns:

If values of the specified type can be generated.

defaultValue

@NotNull
public <T> T defaultValue(@NotNull
 @NotNull Class<T> type)

Returns the default value for the specified type.

Type Parameters:

T - The requested value type.

Parameters:

type - The requested value type.

Returns:

The default value for the specified type.

randomValue

@NotNull
public <T> T randomValue(@NotNull
 @NotNull Class<T> type)

Returns a random value of the specified type.

Type Parameters:

T - The requested value type.

Parameters:

type - The requested value type.

Returns:

A random value for the specified type.

randomEnumValue

@NotNull
public static <T extends Enum<T>> T randomEnumValue(@NotNull
 @NotNull Class<T> type)

Returns a random constant of the specified enumeration.

Type Parameters:

T - The enumeration type

Parameters:

type - The enumeration type

Returns:

A random enumeration constant

Throws:

IllegalArgumentException - If the enumeration has no constants