com.oracle.truffle.api

Class TruffleLanguage.LanguageReference<L extends TruffleLanguage>

java.lang.Object

com.oracle.truffle.api.TruffleLanguage.LanguageReference<L>

Enclosing class:

TruffleLanguage<C>

public abstract static class TruffleLanguage.LanguageReference<L extends TruffleLanguage>
extends Object

Represents a reference to the language to be stored in an AST. A reference can be accessed using Node.lookupLanguageReference(Class) and the current language can be accessed using the TruffleLanguage.LanguageReference.get() method of the returned reference.

The current language might vary between executions if the reference is used with interoperability APIs in the AST of a foreign language.

Since:

19.0

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	LanguageReference() Constructors for subclasses.

Method Summary

Modifier and Type	Method and Description
abstract L	get() Returns the current language of the current execution context.

Methods inherited from class java.lang.Object

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

Constructor Detail

LanguageReference

protected LanguageReference()

Constructors for subclasses.

Since:

19.0

Method Detail

get

public abstract L get()

Returns the current language of the current execution context. If a context is accessed during context creation or in the language class constructor an IllegalStateException is thrown. This methods is designed to be called safely from compiled code paths.

The current language might vary between executions if the reference is used with interoperability APIs in the AST of a foreign language.

Since:

19.0