org.springframework.cloud.sleuth.internal

Class LazyBean<T>

java.lang.Object

org.springframework.cloud.sleuth.internal.LazyBean<T>

public final class LazyBean<T>
extends Object

Avoids calling the expensive BeanFactory.getBean(Class) many times or throwing an exception.

Note: This is an internal class to sleuth and must not be used by external code.

Method Summary

Modifier and Type	Method and Description
static <T> LazyBean<T>	create(org.springframework.context.ConfigurableApplicationContext springContext, Class<T> requiredType)
T	get() Attempts to provision from the underlying bean factory, if not already provisioned.
T	getOrError() Attempts to provision from the underlying bean factory, if not already provisioned.

Methods inherited from class java.lang.Object

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

Method Detail

create

public static <T> LazyBean<T> create(org.springframework.context.ConfigurableApplicationContext springContext,
                                     Class<T> requiredType)

get

@Nullable
public T get()

Attempts to provision from the underlying bean factory, if not already provisioned.

Returns:

the bean value or null if there was an exception getting it.

getOrError

public T getOrError()

Attempts to provision from the underlying bean factory, if not already provisioned.

Returns:

the bean value. This variant does not catch exception.