Package io.micronaut.context

Interface BeanDefinitionRegistry

All Known Subinterfaces:

ApplicationContext, BeanContext, InitializableBeanContext

All Known Implementing Classes:

DefaultApplicationContext, DefaultBeanContext

public interface BeanDefinitionRegistry

Core bean definition registry interface containing methods to find BeanDefinition instances.

Since:

1.0

Author:

Graeme Rocher

Method Summary

Modifier and Type	Method	Description
default <T> boolean	containsBean(@NonNull Argument<T> beanType)	Return whether the bean of the given type is contained within this context.
default <T> boolean	containsBean(@NonNull Argument<T> beanType, @Nullable Qualifier<T> qualifier)	Return whether the bean of the given type is contained within this context.
default boolean	containsBean(@NonNull Class<?> beanType)	Return whether the bean of the given type is contained within this context.
<T> boolean	containsBean(@NonNull Class<T> beanType, @Nullable Qualifier<T> qualifier)	Return whether the bean of the given type is contained within this context.
@NonNull Optional<BeanConfiguration>	findBeanConfiguration(@NonNull String configurationName)	Obtain a bean configuration by name.
default <T> @NonNull Optional<BeanDefinition<T>>	findBeanDefinition(@NonNull Argument<T> beanType)	Obtain a BeanDefinition for the given type.
default <T> @NonNull Optional<BeanDefinition<T>>	findBeanDefinition(@NonNull Argument<T> beanType, @Nullable Qualifier<T> qualifier)	Obtain a BeanDefinition for the given type.
default <T> @NonNull Optional<BeanDefinition<T>>	findBeanDefinition(@NonNull Class<T> beanType)	Obtain a BeanDefinition for the given type.
<T> @NonNull Optional<BeanDefinition<T>>	findBeanDefinition(@NonNull Class<T> beanType, @Nullable Qualifier<T> qualifier)	Obtain a BeanDefinition for the given type.
<T> @NonNull Optional<BeanRegistration<T>>	findBeanRegistration(T bean)	Obtain a BeanDefinition for the given bean.
<T> @NonNull Optional<BeanDefinition<T>>	findProxyBeanDefinition(@NonNull Argument<T> beanType, @Nullable Qualifier<T> qualifier)	Obtain the proxy BeanDefinition for the bean of type and qualifier.
<T> @NonNull Optional<BeanDefinition<T>>	findProxyBeanDefinition(@NonNull Class<T> beanType, @Nullable Qualifier<T> qualifier)	Obtain the proxy BeanDefinition for the bean of type and qualifier.
default <T> @NonNull Optional<BeanDefinition<T>>	findProxyTargetBeanDefinition(@NonNull Argument<T> beanType, @Nullable Qualifier<T> qualifier)	Obtain the original BeanDefinition for a ProxyBeanDefinition.
default <T> @NonNull Optional<BeanDefinition<T>>	findProxyTargetBeanDefinition(@NonNull BeanDefinition<T> proxyBeanDefinition)	Obtain the original BeanDefinition for a ProxyBeanDefinition.
<T> @NonNull Optional<BeanDefinition<T>>	findProxyTargetBeanDefinition(@NonNull Class<T> beanType, @Nullable Qualifier<T> qualifier)	Obtain the original BeanDefinition for a ProxyBeanDefinition.
@NonNull Collection<BeanRegistration<?>>	getActiveBeanRegistrations(@NonNull Qualifier<?> qualifier)	Find active Singleton beans for the given qualifier.
<T> @NonNull Collection<BeanRegistration<T>>	getActiveBeanRegistrations(@NonNull Class<T> beanType)	Find active Singleton beans for the given bean type.
@NonNull Collection<BeanDefinition<?>>	getAllBeanDefinitions()	Get all of the registered BeanDefinition.
default <T> @NonNull BeanDefinition<T>	getBeanDefinition(@NonNull Argument<T> beanType)	Obtain a BeanDefinition for the given type.
default <T> @NonNull BeanDefinition<T>	getBeanDefinition(@NonNull Argument<T> beanType, @Nullable Qualifier<T> qualifier)	Obtain a BeanDefinition for the given type.
default <T> @NonNull BeanDefinition<T>	getBeanDefinition(@NonNull Class<T> beanType)	Obtain a BeanDefinition for the given type.
default <T> @NonNull BeanDefinition<T>	getBeanDefinition(@NonNull Class<T> beanType, @Nullable Qualifier<T> qualifier)	Obtain a BeanDefinition for the given type.
@NonNull Collection<BeanDefinitionReference<?>>	getBeanDefinitionReferences()	Get all of the enabled BeanDefinitionReference.
@NonNull Collection<BeanDefinition<?>>	getBeanDefinitions(@NonNull Qualifier<Object> qualifier)	Get all of the BeanDefinition for the given qualifier.
default <T> @NonNull Collection<BeanDefinition<T>>	getBeanDefinitions(@NonNull Argument<T> beanType)	Obtain a BeanDefinition for the given type.
default <T> @NonNull Collection<BeanDefinition<T>>	getBeanDefinitions(@NonNull Argument<T> beanType, @Nullable Qualifier<T> qualifier)	Obtain a BeanDefinition for the given type.
<T> @NonNull Collection<BeanDefinition<T>>	getBeanDefinitions(@NonNull Class<T> beanType)	Obtain a BeanDefinition for the given type.
<T> @NonNull Collection<BeanDefinition<T>>	getBeanDefinitions(@NonNull Class<T> beanType, @Nullable Qualifier<T> qualifier)	Obtain a BeanDefinition for the given type.
default <T> @NonNull BeanRegistration<T>	getBeanRegistration(@NonNull Argument<T> beanType, @Nullable Qualifier<T> qualifier)	Find a bean registration for the given bean type and optional qualifier.
<T> @NonNull BeanRegistration<T>	getBeanRegistration(@NonNull BeanDefinition<T> beanDefinition)	Find a bean registration for the given bean definition.
<T> @NonNull BeanRegistration<T>	getBeanRegistration(@NonNull Class<T> beanType, @Nullable Qualifier<T> qualifier)	Find a bean registration for the given bean type and optional qualifier.
default <T> @NonNull Collection<BeanRegistration<T>>	getBeanRegistrations(@NonNull Argument<T> beanType, @Nullable Qualifier<T> qualifier)	Find and if necessary initialize Singleton beans for the given bean type, returning all the active registrations.
<T> @NonNull Collection<BeanRegistration<T>>	getBeanRegistrations(@NonNull Class<T> beanType)	Find and if necessary initialize Singleton beans for the given bean type, returning all the active registrations.
<T> @NonNull Collection<BeanRegistration<T>>	getBeanRegistrations(@NonNull Class<T> beanType, @Nullable Qualifier<T> qualifier)	Find and if necessary initialize Singleton beans for the given bean type, returning all the active registrations.
default @NonNull Collection<DisabledBean<?>>	getDisabledBeans()	Get all of the disabled DisabledBean.
default <T> @NonNull BeanDefinition<T>	getProxyTargetBeanDefinition(@NonNull Argument<T> beanType, @Nullable Qualifier<T> qualifier)	Obtain the original BeanDefinition for a ProxyBeanDefinition.
default <T> @NonNull BeanDefinition<T>	getProxyTargetBeanDefinition(@NonNull Class<T> beanType, @Nullable Qualifier<T> qualifier)	Obtain the original BeanDefinition for a ProxyBeanDefinition.
default <B> @NonNull BeanDefinitionRegistry	registerBeanDefinition(@NonNull RuntimeBeanDefinition<B> definition)	Registers a new reference at runtime.
default <T> BeanDefinitionRegistry	registerSingleton(@NonNull Class<T> type, T singleton)	Registers a new singleton bean at runtime.
default <T> @NonNull BeanDefinitionRegistry	registerSingleton(@NonNull Class<T> type, T singleton, @Nullable Qualifier<T> qualifier)	Registers a new singleton bean at runtime.
<T> @NonNull BeanDefinitionRegistry	registerSingleton(@NonNull Class<T> type, T singleton, @Nullable Qualifier<T> qualifier, boolean inject)	Registers a new singleton bean at runtime.
default @NonNull BeanDefinitionRegistry	registerSingleton(@NonNull Object singleton)	Registers a new singleton bean at runtime.
default @NonNull BeanDefinitionRegistry	registerSingleton(@NonNull Object singleton, boolean inject)	Registers a new singleton bean at runtime.

Method Details

containsBean

<T> boolean containsBean(@NonNull
 @NonNull Class<T> beanType,
 @Nullable
 @Nullable Qualifier<T> qualifier)

Return whether the bean of the given type is contained within this context.

Type Parameters:

T - The concrete type

Parameters:

beanType - The bean type

qualifier - The qualifier for the bean

Returns:

True if it is

containsBean

default <T> boolean containsBean(@NonNull
 @NonNull Argument<T> beanType,
 @Nullable
 @Nullable Qualifier<T> qualifier)

Return whether the bean of the given type is contained within this context.

Type Parameters:

T - The concrete type

Parameters:

beanType - The bean type

qualifier - The qualifier for the bean

Returns:

True if it is

Since:

3.0.0

containsBean

default <T> boolean containsBean(@NonNull
 @NonNull Argument<T> beanType)

Return whether the bean of the given type is contained within this context.

Type Parameters:

T - The concrete type

Parameters:

beanType - The bean type

Returns:

True if it is

Since:

3.0.0

registerBeanDefinition

@NonNull
default <B> @NonNull BeanDefinitionRegistry registerBeanDefinition(@NonNull
 @NonNull RuntimeBeanDefinition<B> definition)

Registers a new reference at runtime. Not that registering beans can impact the object graph therefore should this should be done as soon as possible prior to the creation of other beans preferably with a high priority Context scope bean.

Type Parameters:

B - The bean type

Parameters:

definition - The reference.

Returns:

The registry

Since:

3.6.0

registerSingleton

@NonNull
<T> @NonNull BeanDefinitionRegistry registerSingleton(@NonNull
 @NonNull Class<T> type,
 @NonNull
 T singleton,
 @Nullable
 @Nullable Qualifier<T> qualifier,
 boolean inject)

Registers a new singleton bean at runtime. This method expects that the bean definition data will have been compiled ahead of time.

If bean definition data is found the method will perform dependency injection on the instance followed by invoking any PostConstruct hooks.

If no bean definition data is found the bean is registered as is.

Type Parameters:

T - The concrete type

Parameters:

type - The bean type

singleton - The singleton bean

qualifier - The bean qualifier

inject - Whether the singleton should be injected (defaults to true)

Returns:

This bean context

findBeanConfiguration

@NonNull
@NonNull Optional<BeanConfiguration> findBeanConfiguration(@NonNull
 @NonNull String configurationName)

Obtain a bean configuration by name.

Parameters:

configurationName - The configuration name

Returns:

An optional with the configuration either present or not

findBeanDefinition

@NonNull
<T> @NonNull Optional<BeanDefinition<T>> findBeanDefinition(@NonNull
 @NonNull Class<T> beanType,
 @Nullable
 @Nullable Qualifier<T> qualifier)

Obtain a BeanDefinition for the given type.

Type Parameters:

T - The concrete type

Parameters:

beanType - The type

qualifier - The qualifier

Returns:

An Optional of the bean definition

Throws:

NonUniqueBeanException - When multiple possible bean definitions exist for the given type

findBeanDefinition

@NonNull
default <T> @NonNull Optional<BeanDefinition<T>> findBeanDefinition(@NonNull
 @NonNull Argument<T> beanType,
 @Nullable
 @Nullable Qualifier<T> qualifier)

Obtain a BeanDefinition for the given type.

Type Parameters:

T - The concrete type

Parameters:

beanType - The potentially parameterized type

qualifier - The qualifier

Returns:

An Optional of the bean definition

Throws:

NonUniqueBeanException - When multiple possible bean definitions exist for the given type

Since:

3.0.0

findBeanDefinition

@NonNull
default <T> @NonNull Optional<BeanDefinition<T>> findBeanDefinition(@NonNull
 @NonNull Argument<T> beanType)

Obtain a BeanDefinition for the given type.

Type Parameters:

T - The concrete type

Parameters:

beanType - The potentially parameterized type

Returns:

An Optional of the bean definition

Throws:

NonUniqueBeanException - When multiple possible bean definitions exist for the given type

Since:

3.0.0

findBeanRegistration

@NonNull
<T> @NonNull Optional<BeanRegistration<T>> findBeanRegistration(@NonNull
 T bean)

Obtain a BeanDefinition for the given bean.

Type Parameters:

T - The concrete type

Parameters:

bean - The bean

Returns:

An Optional of the bean definition

Throws:

NonUniqueBeanException - When multiple possible bean definitions exist for the given type

getBeanDefinitions

@NonNull
<T> @NonNull Collection<BeanDefinition<T>> getBeanDefinitions(@NonNull
 @NonNull Class<T> beanType)

Obtain a BeanDefinition for the given type.

Type Parameters:

T - The concrete type

Parameters:

beanType - The type

Returns:

An Optional of the bean definition

Throws:

NonUniqueBeanException - When multiple possible bean definitions exist for the given type

getBeanDefinitions

@NonNull
default <T> @NonNull Collection<BeanDefinition<T>> getBeanDefinitions(@NonNull
 @NonNull Argument<T> beanType)

Obtain a BeanDefinition for the given type.

Type Parameters:

T - The concrete type

Parameters:

beanType - The type

Returns:

An Optional of the bean definition

Throws:

NonUniqueBeanException - When multiple possible bean definitions exist for the given type

Since:

3.0.0

getBeanDefinitions

@NonNull
<T> @NonNull Collection<BeanDefinition<T>> getBeanDefinitions(@NonNull
 @NonNull Class<T> beanType,
 @Nullable
 @Nullable Qualifier<T> qualifier)

Obtain a BeanDefinition for the given type.

Type Parameters:

T - The concrete type

Parameters:

beanType - The type

qualifier - The qualifier

Returns:

An Optional of the bean definition

Throws:

NonUniqueBeanException - When multiple possible bean definitions exist for the given type

getBeanDefinitions

@NonNull
default <T> @NonNull Collection<BeanDefinition<T>> getBeanDefinitions(@NonNull
 @NonNull Argument<T> beanType,
 @Nullable
 @Nullable Qualifier<T> qualifier)

Obtain a BeanDefinition for the given type.

Type Parameters:

T - The concrete type

Parameters:

beanType - The type

qualifier - The qualifier

Returns:

An Optional of the bean definition

Throws:

NonUniqueBeanException - When multiple possible bean definitions exist for the given type

Since:

3.0.0

getBeanDefinitions

@NonNull
@NonNull Collection<BeanDefinition<?>> getBeanDefinitions(@NonNull
 @NonNull Qualifier<Object> qualifier)

Get all of the BeanDefinition for the given qualifier.

Parameters:

qualifier - The qualifier

Returns:

The bean definitions

getAllBeanDefinitions

@NonNull
@NonNull Collection<BeanDefinition<?>> getAllBeanDefinitions()

Get all of the registered BeanDefinition.

Returns:

The bean definitions

getBeanDefinitionReferences

@NonNull
@NonNull Collection<BeanDefinitionReference<?>> getBeanDefinitionReferences()

Get all of the enabled BeanDefinitionReference.

Returns:

The bean definitions

getDisabledBeans

@NonNull
default @NonNull Collection<DisabledBean<?>> getDisabledBeans()

Get all of the disabled DisabledBean.

Returns:

The disabled bean definitions

Since:

4.0.0

getActiveBeanRegistrations

@NonNull
@NonNull Collection<BeanRegistration<?>> getActiveBeanRegistrations(@NonNull
 @NonNull Qualifier<?> qualifier)

Find active Singleton beans for the given qualifier. Note that this method can return multiple registrations for a given singleton bean instance since each bean may have multiple qualifiers.

Parameters:

qualifier - The qualifier

Returns:

The beans

getActiveBeanRegistrations

@NonNull
<T> @NonNull Collection<BeanRegistration<T>> getActiveBeanRegistrations(@NonNull
 @NonNull Class<T> beanType)

Find active Singleton beans for the given bean type. Note that this method can return multiple registrations for a given singleton bean instance since each bean may have multiple qualifiers.

Type Parameters:

T - The concrete type

Parameters:

beanType - The bean type

Returns:

The beans

getBeanRegistrations

@NonNull
<T> @NonNull Collection<BeanRegistration<T>> getBeanRegistrations(@NonNull
 @NonNull Class<T> beanType)

Find and if necessary initialize Singleton beans for the given bean type, returning all the active registrations. Note that this method can return multiple registrations for a given singleton bean instance since each bean may have multiple qualifiers.

Type Parameters:

T - The concrete type

Parameters:

beanType - The bean type

Returns:

The beans

getBeanRegistrations

@NonNull
<T> @NonNull Collection<BeanRegistration<T>> getBeanRegistrations(@NonNull
 @NonNull Class<T> beanType,
 @Nullable
 @Nullable Qualifier<T> qualifier)

Find and if necessary initialize Singleton beans for the given bean type, returning all the active registrations. Note that this method can return multiple registrations for a given singleton bean instance since each bean may have multiple qualifiers.

Type Parameters:

T - The concrete type

Parameters:

beanType - The bean type

qualifier - The qualifier

Returns:

The beans

Since:

2.4.0

getBeanRegistrations

@NonNull
default <T>
@NonNull Collection<BeanRegistration<T>> getBeanRegistrations(@NonNull
 @NonNull Argument<T> beanType,
 @Nullable
 @Nullable Qualifier<T> qualifier)

Find and if necessary initialize Singleton beans for the given bean type, returning all the active registrations. Note that this method can return multiple registrations for a given singleton bean instance since each bean may have multiple qualifiers.

Type Parameters:

T - The concrete type

Parameters:

beanType - The bean type

qualifier - The qualifier

Returns:

The beans

Since:

3.0.0

getBeanRegistration

@NonNull
<T> @NonNull BeanRegistration<T> getBeanRegistration(@NonNull
 @NonNull Class<T> beanType,
 @Nullable
 @Nullable Qualifier<T> qualifier)

Find a bean registration for the given bean type and optional qualifier.

Type Parameters:

T - The concrete type

Parameters:

beanType - The bean type

qualifier - The qualifier

Returns:

The bean registration

Throws:

NoSuchBeanException - if the bean doesn't exist

Since:

2.4.0

getBeanRegistration

@NonNull
default <T> @NonNull BeanRegistration<T> getBeanRegistration(@NonNull
 @NonNull Argument<T> beanType,
 @Nullable
 @Nullable Qualifier<T> qualifier)

Find a bean registration for the given bean type and optional qualifier.

Type Parameters:

T - The concrete type

Parameters:

beanType - The potentially parameterized bean type

qualifier - The qualifier

Returns:

The bean registration

Throws:

NoSuchBeanException - if the bean doesn't exist

Since:

3.0.0

getBeanRegistration

@NonNull
<T> @NonNull BeanRegistration<T> getBeanRegistration(@NonNull
 @NonNull BeanDefinition<T> beanDefinition)

Find a bean registration for the given bean definition.

Type Parameters:

T - The concrete type

Parameters:

beanDefinition - The bean definition

Returns:

The bean registration

Throws:

NoSuchBeanException - if the bean doesn't exist

Since:

3.5.0

findProxyTargetBeanDefinition

@NonNull
<T> @NonNull Optional<BeanDefinition<T>> findProxyTargetBeanDefinition(@NonNull
 @NonNull Class<T> beanType,
 @Nullable
 @Nullable Qualifier<T> qualifier)

Obtain the original BeanDefinition for a ProxyBeanDefinition.

Type Parameters:

T - The concrete type

Parameters:

beanType - The type

qualifier - The qualifier

Returns:

An Optional of the bean definition

Throws:

NonUniqueBeanException - When multiple possible bean definitions exist for the given type

findProxyTargetBeanDefinition

@NonNull
default <T> @NonNull Optional<BeanDefinition<T>> findProxyTargetBeanDefinition(@NonNull
 @NonNull Argument<T> beanType,
 @Nullable
 @Nullable Qualifier<T> qualifier)

Obtain the original BeanDefinition for a ProxyBeanDefinition.

Type Parameters:

T - The concrete type

Parameters:

beanType - The type

qualifier - The qualifier

Returns:

An Optional of the bean definition

Throws:

NonUniqueBeanException - When multiple possible bean definitions exist for the given type

findProxyTargetBeanDefinition

@NonNull
default <T> @NonNull Optional<BeanDefinition<T>> findProxyTargetBeanDefinition(@NonNull
 @NonNull BeanDefinition<T> proxyBeanDefinition)

Obtain the original BeanDefinition for a ProxyBeanDefinition.

Type Parameters:

T - The concrete type

Parameters:

proxyBeanDefinition - The proxy bean definition

Returns:

An Optional of the bean definition

Throws:

NonUniqueBeanException - When multiple possible bean definitions exist for the given type

Since:

3.5.0

findProxyBeanDefinition

@NonNull
<T> @NonNull Optional<BeanDefinition<T>> findProxyBeanDefinition(@NonNull
 @NonNull Class<T> beanType,
 @Nullable
 @Nullable Qualifier<T> qualifier)

Obtain the proxy BeanDefinition for the bean of type and qualifier.

Type Parameters:

T - The concrete type

Parameters:

beanType - The type

qualifier - The qualifier

Returns:

An Optional of the bean definition

Throws:

NonUniqueBeanException - When multiple possible bean definitions exist for the given type

findProxyBeanDefinition

@NonNull
<T> @NonNull Optional<BeanDefinition<T>> findProxyBeanDefinition(@NonNull
 @NonNull Argument<T> beanType,
 @Nullable
 @Nullable Qualifier<T> qualifier)

Obtain the proxy BeanDefinition for the bean of type and qualifier.

Type Parameters:

T - The concrete type

Parameters:

beanType - The type

qualifier - The qualifier

Returns:

An Optional of the bean definition

Throws:

NonUniqueBeanException - When multiple possible bean definitions exist for the given type

registerSingleton

@NonNull
default <T> @NonNull BeanDefinitionRegistry registerSingleton(@NonNull
 @NonNull Class<T> type,
 @NonNull
 T singleton,
 @Nullable
 @Nullable Qualifier<T> qualifier)

Registers a new singleton bean at runtime. This method expects that the bean definition data will have been compiled ahead of time.

If bean definition data is found the method will perform dependency injection on the instance followed by invoking any PostConstruct hooks.

If no bean definition data is found the bean is registered as is.

Type Parameters:

T - The concrete type

Parameters:

type - The bean type

singleton - The singleton bean

qualifier - The bean qualifier

Returns:

This bean context

registerSingleton

default <T> BeanDefinitionRegistry registerSingleton(@NonNull
 @NonNull Class<T> type,
 @NonNull
 T singleton)

Registers a new singleton bean at runtime. This method expects that the bean definition data will have been compiled ahead of time.

If bean definition data is found the method will perform dependency injection on the instance followed by invoking any PostConstruct hooks.

If no bean definition data is found the bean is registered as is.

Type Parameters:

T - The concrete type

Parameters:

type - the bean type

singleton - The singleton bean

Returns:

This bean context

getBeanDefinition

@NonNull
default <T> @NonNull BeanDefinition<T> getBeanDefinition(@NonNull
 @NonNull Class<T> beanType,
 @Nullable
 @Nullable Qualifier<T> qualifier)

Obtain a BeanDefinition for the given type.

Type Parameters:

T - The concrete type

Parameters:

beanType - The type

qualifier - The qualifier

Returns:

The BeanDefinition

Throws:

NonUniqueBeanException - When multiple possible bean definitions exist for the given type

NoSuchBeanException - If the bean cannot be found

getBeanDefinition

@NonNull
default <T> @NonNull BeanDefinition<T> getBeanDefinition(@NonNull
 @NonNull Argument<T> beanType,
 @Nullable
 @Nullable Qualifier<T> qualifier)

Obtain a BeanDefinition for the given type.

Type Parameters:

T - The concrete type

Parameters:

beanType - The potentially parameterized type type

qualifier - The qualifier

Returns:

The BeanDefinition

Throws:

NonUniqueBeanException - When multiple possible bean definitions exist for the given type

NoSuchBeanException - If the bean cannot be found

Since:

3.0.

getProxyTargetBeanDefinition

@NonNull
default <T> @NonNull BeanDefinition<T> getProxyTargetBeanDefinition(@NonNull
 @NonNull Class<T> beanType,
 @Nullable
 @Nullable Qualifier<T> qualifier)

Obtain the original BeanDefinition for a ProxyBeanDefinition.

Type Parameters:

T - The concrete type

Parameters:

beanType - The type

qualifier - The qualifier

Returns:

The BeanDefinition

Throws:

NonUniqueBeanException - When multiple possible bean definitions exist for the given type

NoSuchBeanException - If the bean cannot be found

getProxyTargetBeanDefinition

@NonNull
default <T> @NonNull BeanDefinition<T> getProxyTargetBeanDefinition(@NonNull
 @NonNull Argument<T> beanType,
 @Nullable
 @Nullable Qualifier<T> qualifier)

Obtain the original BeanDefinition for a ProxyBeanDefinition.

Type Parameters:

T - The concrete type

Parameters:

beanType - The type

qualifier - The qualifier

Returns:

The BeanDefinition

Throws:

NonUniqueBeanException - When multiple possible bean definitions exist for the given type

NoSuchBeanException - If the bean cannot be found

Since:

3.0.0

getBeanDefinition

@NonNull
default <T> @NonNull BeanDefinition<T> getBeanDefinition(@NonNull
 @NonNull Class<T> beanType)

Obtain a BeanDefinition for the given type.

Type Parameters:

T - The concrete type

Parameters:

beanType - The type

Returns:

The BeanDefinition

Throws:

NonUniqueBeanException - When multiple possible bean definitions exist for the given type

NoSuchBeanException - If the bean cannot be found

getBeanDefinition

@NonNull
default <T> @NonNull BeanDefinition<T> getBeanDefinition(@NonNull
 @NonNull Argument<T> beanType)

Obtain a BeanDefinition for the given type.

Type Parameters:

T - The concrete type

Parameters:

beanType - The type

Returns:

The BeanDefinition

Throws:

NonUniqueBeanException - When multiple possible bean definitions exist for the given type

NoSuchBeanException - If the bean cannot be found

Since:

3.0.0

findBeanDefinition

@NonNull
default <T> @NonNull Optional<BeanDefinition<T>> findBeanDefinition(@NonNull
 @NonNull Class<T> beanType)

Obtain a BeanDefinition for the given type.

Type Parameters:

T - The concrete type

Parameters:

beanType - The type

Returns:

An Optional of the bean definition

Throws:

NonUniqueBeanException - When multiple possible bean definitions exist for the given type

registerSingleton

@NonNull
default @NonNull BeanDefinitionRegistry registerSingleton(@NonNull
 @NonNull Object singleton)

Registers a new singleton bean at runtime. This method expects that the bean definition data will have been compiled ahead of time.

If bean definition data is found the method will perform dependency injection on the instance followed by invoking any PostConstruct hooks.

If no bean definition data is found the bean is registered as is.

Parameters:

singleton - The singleton bean

Returns:

This bean context

registerSingleton

@NonNull
default @NonNull BeanDefinitionRegistry registerSingleton(@NonNull
 @NonNull Object singleton,
 boolean inject)

Registers a new singleton bean at runtime. This method expects that the bean definition data will have been compiled ahead of time.

If bean definition data is found the method will perform dependency injection on the instance followed by invoking any PostConstruct hooks.

If no bean definition data is found the bean is registered as is.

Parameters:

singleton - The singleton bean

inject - Whether the singleton should be injected (defaults to true)

Returns:

This bean context

containsBean

default boolean containsBean(@NonNull
 @NonNull Class<?> beanType)

Return whether the bean of the given type is contained within this context.

Parameters:

beanType - The bean type

Returns:

True if it is