Package org.anchoranalysis.bean

Class OptionalProviderFactory

Object

org.anchoranalysis.bean.OptionalProviderFactory

public class OptionalProviderFactory
extends Object

Utility functions to create Optional from nullable Providers.

Author:

Owen Feehan

Method Summary

Modifier and Type	Method	Description
static <T> Optional<T>	create(Provider<T> provider)	Creates from a provider if non-null.

Methods inherited from class java.lang.Object

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

Method Details

create

public static <T> Optional<T> create(@Nullable Provider<T> provider) throws ProvisionFailedException

Creates from a provider if non-null.

Type Parameters:

T - type of optional as created by the provider

Parameters:

provider - a provider or null (if it doesn't exist).

Returns:

the result of the create() option if provider is non-null, otherwise Optional.

Throws:

ProvisionFailedException - if this is thrown during the call to Provider.get().