com.facebook.buck.core.rules.providers.impl

Class BuiltInProvider<T extends BuiltInProviderInfo<T>>

java.lang.Object

com.facebook.buck.core.starlark.compatible.BuckStarlarkFunction

com.facebook.buck.core.rules.providers.impl.BuiltInProvider<T>

Type Parameters:

T - the specific type of the ProviderInfo this instance of the provider creates.

All Implemented Interfaces:

Provider<T>, com.google.devtools.build.lib.skylarkinterface.SkylarkPrintable, com.google.devtools.build.lib.skylarkinterface.SkylarkValue, com.google.devtools.build.lib.syntax.StarlarkFunction

public class BuiltInProvider<T extends BuiltInProviderInfo<T>>
extends BuckStarlarkFunction
implements Provider<T>

A Provider for a ProviderInfo that is declared in java. The provider is auto generated by any BuiltInProviderInfo that is declared via reflection.

Nested Class Summary

Nested classes/interfaces inherited from interface com.facebook.buck.core.rules.providers.Provider

Provider.Key<T>

Field Summary

Fields

Modifier and Type	Field and Description
protected com.facebook.buck.core.rules.providers.impl.BuiltInProvider.BuiltInKey<T>	key

Method Summary

Modifier and Type	Method and Description
T	createInfo(Object... args) Constructs the info.
Provider.Key<T>	getKey() Returns a serializable representation of this Provider.
static <U extends BuiltInProviderInfo<U>> BuiltInProvider<U>	of(Class<? extends U> infoClass)

Methods inherited from class com.facebook.buck.core.starlark.compatible.BuckStarlarkFunction

call, getName, repr

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.facebook.buck.core.rules.providers.Provider

toString

Methods inherited from interface com.google.devtools.build.lib.skylarkinterface.SkylarkValue

isHashable, isImmutable

Methods inherited from interface com.google.devtools.build.lib.skylarkinterface.SkylarkPrintable

debugPrint, repr, str

Field Detail

key

protected final com.facebook.buck.core.rules.providers.impl.BuiltInProvider.BuiltInKey<T extends BuiltInProviderInfo<T>> key

Method Detail

of

public static <U extends BuiltInProviderInfo<U>> BuiltInProvider<U> of(Class<? extends U> infoClass)

Type Parameters:

U - the type of the specific BuiltInProviderInfo this provider is for.

Parameters:

infoClass - the generated immutable class containing the API of the ProviderInfo we want to expose.

Returns:

a BuiltInProvider that identifies and can be used to construct the BuiltInProviderInfo

createInfo

public final T createInfo(Object... args)
                   throws IllegalAccessException,
                          InvocationTargetException,
                          InstantiationException

Constructs the info.

Parameters:

args - the args to the BuiltInProviderInfo being constructed

Returns:

the info itself

Throws:

IllegalAccessException

InvocationTargetException

InstantiationException

getKey

public Provider.Key<T> getKey()

Description copied from interface: Provider

Returns a serializable representation of this Provider.

Specified by:

getKey in interface Provider<T extends BuiltInProviderInfo<T>>