Package org.apache.tapestry5.services
Interface EnvironmentalShadowBuilder
- All Known Implementing Classes:
EnvironmentalShadowBuilderImpl
public interface EnvironmentalShadowBuilder
Much like
PropertyShadowBuilder
, except that instead of accessing a property of some other service, it
accesses a value from within the Environment
service. This is useful for defining a new service that can be
injected into other services (whereas the Environmental
annotation may only be used within component
classes).-
Method Summary
Modifier and TypeMethodDescription<T> T
Returns a proxy that delegates all methods to an object obtained fromEnvironment.peekRequired(Class)
.
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Method Details
-
build
Returns a proxy that delegates all methods to an object obtained fromEnvironment.peekRequired(Class)
. Note that at the time this method is invoked, the Environment service may still be virtual, and will often not yet have been loaded with values, and that's OK, the resolution is deferred to the instant a method is invoked.- Type Parameters:
T
-- Parameters:
serviceType
- the service type, which is used to obtained the delegate instance- Returns:
- a proxy to the service
-