sk.stuba.fiit.perconik.core.services.resources

Interface ResourceProvider.Builder

Enclosing interface:

ResourceProvider

public static interface ResourceProvider.Builder

A builder for creating resource provider instances.

Builder instances can be reused, it is safe to call build() multiple times to build multiple resource providers in series.

Since:

1.0

Author:

Pavol Zbell

Method Summary

Modifier and Type	Method and Description
<L extends Listener> ResourceProvider.Builder	add(java.lang.Class<L> type, Resource<? super L> resource) Adds resource implementation to the built resource provider.
ResourceProvider	build() Returns a newly created resource provider.
ResourceProvider.Builder	parent(ResourceProvider provider) Sets the parent resource provider of the built resource provider.

Method Detail

add

<L extends Listener> ResourceProvider.Builder add(java.lang.Class<L> type,
                                                  Resource<? super L> resource)

Adds resource implementation to the built resource provider. If the resource provider already contains given implementation, then this method has no effect.

Parameters:

type - the listener type with which the given resource is to be associated, not null

resource - the resource to be associated with the given listener type, not null

Returns:

this Builder object

Throws:

java.lang.NullPointerException - if type or resource is null

parent

ResourceProvider.Builder parent(ResourceProvider provider)

Sets the parent resource provider of the built resource provider.

Parameters:

provider - the parent provider, not null

Returns:

this Builder object

Throws:

java.lang.NullPointerException - if the provider is null

java.lang.IllegalStateException - if the provider is already set

build

ResourceProvider build()

Returns a newly created resource provider.