org.springframework.boot.context.properties.bind

Class Bindable<T>

java.lang.Object

org.springframework.boot.context.properties.bind.Bindable<T>

Type Parameters:

T - The source type

public final class Bindable<T>
extends Object

Source that can be bound by a Binder.

Since:

2.0.0

Author:

Phillip Webb, Madhura Bhave

See Also:

of(Class), of(ResolvableType)

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object obj)
<A extends Annotation> A	getAnnotation(Class<A> type) Return a single associated annotations that could affect binding.
Annotation[]	getAnnotations() Return any associated annotations that could affect binding.
ResolvableType	getBoxedType()
ResolvableType	getType() Return the type of the item to bind.
Supplier<T>	getValue() Return a supplier that provides the object value or null.
int	hashCode()
static <E> Bindable<List<E>>	listOf(Class<E> elementType) Create a new Bindable List of the specified element type.
static <K,V> Bindable<Map<K,V>>	mapOf(Class<K> keyType, Class<V> valueType) Create a new Bindable Map of the specified key and value type.
static <T> Bindable<T>	of(Class<T> type) Create a new Bindable of the specified type.
static <T> Bindable<T>	of(ResolvableType type) Create a new Bindable of the specified type.
static <T> Bindable<T>	ofInstance(T instance) Create a new Bindable of the type of the specified instance with an existing value equal to the instance.
static <E> Bindable<Set<E>>	setOf(Class<E> elementType) Create a new Bindable Set of the specified element type.
String	toString()
Bindable<T>	withAnnotations(Annotation... annotations) Create an updated Bindable instance with the specified annotations.
Bindable<T>	withExistingValue(T existingValue)
Bindable<T>	withSuppliedValue(Supplier<T> suppliedValue)

Methods inherited from class java.lang.Object

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

Method Detail

getType

public ResolvableType getType()

Return the type of the item to bind.

Returns:

the type being bound

getBoxedType

public ResolvableType getBoxedType()

getValue

public Supplier<T> getValue()

Return a supplier that provides the object value or null.

Returns:

the value or null

getAnnotations

public Annotation[] getAnnotations()

Return any associated annotations that could affect binding.

Returns:

the associated annotations

getAnnotation

public <A extends Annotation> A getAnnotation(Class<A> type)

Return a single associated annotations that could affect binding.

Type Parameters:

A - the annotation type

Parameters:

type - annotation type

Returns:

the associated annotation or null

toString

public String toString()

Overrides:

toString in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

withAnnotations

public Bindable<T> withAnnotations(Annotation... annotations)

Create an updated Bindable instance with the specified annotations.

Parameters:

annotations - the annotations

Returns:

an updated Bindable

withExistingValue

public Bindable<T> withExistingValue(T existingValue)

withSuppliedValue

public Bindable<T> withSuppliedValue(Supplier<T> suppliedValue)

ofInstance

public static <T> Bindable<T> ofInstance(T instance)

Create a new Bindable of the type of the specified instance with an existing value equal to the instance.

Type Parameters:

T - The source type

Parameters:

instance - the instance (must not be null)

Returns:

a Bindable instance

See Also:

of(ResolvableType), withExistingValue(Object)

of

public static <T> Bindable<T> of(Class<T> type)

Create a new Bindable of the specified type.

Type Parameters:

T - The source type

Parameters:

type - the type (must not be null)

Returns:

a Bindable instance

See Also:

of(ResolvableType)

listOf

public static <E> Bindable<List<E>> listOf(Class<E> elementType)

Create a new Bindable List of the specified element type.

Type Parameters:

E - the element type

Parameters:

elementType - the list element type

Returns:

a Bindable instance

setOf

public static <E> Bindable<Set<E>> setOf(Class<E> elementType)

Create a new Bindable Set of the specified element type.

Type Parameters:

E - the element type

Parameters:

elementType - the set element type

Returns:

a Bindable instance

mapOf

public static <K,V> Bindable<Map<K,V>> mapOf(Class<K> keyType,
                                             Class<V> valueType)

Create a new Bindable Map of the specified key and value type.

Type Parameters:

K - the key type

V - the value type

Parameters:

keyType - the map key type

valueType - the map value type

Returns:

a Bindable instance

of

public static <T> Bindable<T> of(ResolvableType type)

Create a new Bindable of the specified type.

Type Parameters:

T - The source type

Parameters:

type - the type (must not be null)

Returns:

a Bindable instance

See Also:

of(Class)