org.wildfly.swarm.spi.api.config

Interface Resolver<T>

Type Parameters:

T - The coercion type.

All Known Implementing Classes:

Builder

public interface Resolver<T>

Coercing resolver for a given configuration item.

Method Summary

Modifier and Type	Method and Description
<N> Resolver<N>	as(Class<N> clazz) Retrieve a resolver capable of coercing to another simple type.
<N> Resolver<N>	as(Class<N> clazz, Converter<N> converter) Retrieve a resolver capable of coering to another type.
ConfigKey	getKey() Retrieve the key of the configuration item.
T	getValue() Retrieve the coerced value.
boolean	hasValue() Determine if there is any value set.
Resolver<T>	withDefault(T value) Provide a default value to be provided in the case no value is currently bound.

Method Detail

getValue

T getValue()

Retrieve the coerced value.

Returns:

The coerced value.

hasValue

boolean hasValue()

Determine if there is any value set.

Returns:

true if a value is set, otherwise false

withDefault

Resolver<T> withDefault(T value)

Provide a default value to be provided in the case no value is currently bound.

Parameters:

value - The default fall-back value.

Returns:

This resolver.

getKey

ConfigKey getKey()

Retrieve the key of the configuration item.

Returns:

The key.

as

<N> Resolver<N> as(Class<N> clazz)

Retrieve a resolver capable of coercing to another simple type.

Type Parameters:

N - The value type to coerce to.

Parameters:

clazz - The class to coerce to.

Returns:

A new resolver capable of coercing to the given type.

as

<N> Resolver<N> as(Class<N> clazz,
                   Converter<N> converter)

Retrieve a resolver capable of coering to another type.

Type Parameters:

N - The value type to coerce to.

Parameters:

clazz - The class to coerce to.

converter - The converter to support the coercion.

Returns:

A new resolver capable of coercing to the given type.