io.github.benas.randombeans.api

Class EnhancedRandom

java.lang.Object

java.util.Random

io.github.benas.randombeans.api.EnhancedRandom

All Implemented Interfaces:

Serializable

public abstract class EnhancedRandom
extends Random

Abstract class for random object generator.

Author:

Mahmoud Ben Hassine ([email protected])

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
EnhancedRandom()

Method Summary

Modifier and Type	Method and Description
abstract <T> T	nextObject(Class<T> type, String... excludedFields) Generate a random instance of the given type.
abstract <T> java.util.stream.Stream<T>	objects(Class<T> type, int streamSize, String... excludedFields) Generate a stream of random instances of the given type.
static <T> java.util.stream.Stream<T>	random(Class<T> type, int streamSize, String... excludedFields) Generate a stream of random instances of the given type.
static <T> T	random(Class<T> type, String... excludedFields) Generate a random instance of the given type.

Methods inherited from class java.util.Random

doubles, doubles, doubles, doubles, ints, ints, ints, ints, longs, longs, longs, longs, next, nextBoolean, nextBytes, nextDouble, nextFloat, nextGaussian, nextInt, nextInt, nextLong, setSeed

Methods inherited from class java.lang.Object

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

Constructor Detail

EnhancedRandom

public EnhancedRandom()

Method Detail

nextObject

public abstract <T> T nextObject(Class<T> type,
                                 String... excludedFields)

Generate a random instance of the given type.

Type Parameters:

T - the actual type of the target object

Parameters:

type - the type for which an instance will be generated

excludedFields - the name of fields to exclude

Returns:

a random instance of the given type

Throws:

ObjectGenerationException - when unable to populate an instance of the given type

objects

public abstract <T> java.util.stream.Stream<T> objects(Class<T> type,
                                                       int streamSize,
                                                       String... excludedFields)

Generate a stream of random instances of the given type.

Type Parameters:

T - the actual type of the target objects

Parameters:

type - the type for which instances will be generated

streamSize - the number of instances to generate

excludedFields - the name of fields to exclude

Returns:

a stream of random instances of the given type

Throws:

ObjectGenerationException - when unable to populate an instance of the given type

random

public static <T> T random(Class<T> type,
                           String... excludedFields)

Generate a random instance of the given type.

Type Parameters:

T - the target type

Parameters:

type - the target class type

excludedFields - the name of fields to exclude

Returns:

a random instance of the given type

random

public static <T> java.util.stream.Stream<T> random(Class<T> type,
                                                    int streamSize,
                                                    String... excludedFields)

Generate a stream of random instances of the given type.

Type Parameters:

T - the actual type of the target objects

Parameters:

type - the type for which instances will be generated

streamSize - the number of instances to generate

excludedFields - the name of fields to exclude

Returns:

a stream of random instances of the given type

Throws:

ObjectGenerationException - when unable to populate an instance of the given type