de.flapdoodle.types

Class ImmutableSome.Builder<T>

java.lang.Object

de.flapdoodle.types.ImmutableSome.Builder<T>

Enclosing class:

ImmutableSome<T>

public static final class ImmutableSome.Builder<T>
extends Object

Builds instances of type ImmutableSome. Initialize attributes and then invoke the build() method to create an immutable instance.

Builder is not thread-safe and generally should not be stored in a field or collection, but instead used immediately to create instances.

Method Summary

Modifier and Type	Method and Description
ImmutableSome<T>	build() Builds a new ImmutableSome.
ImmutableSome.Builder<T>	from(Maybe.Some<T> instance) Fill a builder with attribute values from the provided Some instance.
ImmutableSome.Builder<T>	value(T value) Initializes the value for the value attribute.

Methods inherited from class java.lang.Object

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

Method Detail

from

public final ImmutableSome.Builder<T> from(Maybe.Some<T> instance)

Fill a builder with attribute values from the provided Some instance. Regular attribute values will be replaced with those from the given instance. Absent optional values will not replace present values.

Parameters:

instance - The instance from which to copy values

Returns:

this builder for use in a chained invocation

value

public final ImmutableSome.Builder<T> value(@Nullable
                                            T value)

Initializes the value for the value attribute.

Parameters:

value - The value for value (can be null)

Returns:

this builder for use in a chained invocation

build

public ImmutableSome<T> build()

Builds a new ImmutableSome.

Returns:

An immutable instance of Some

Throws:

IllegalStateException - if any required attributes are missing