org.graalvm.libgraal

Class LibGraalIsolate

java.lang.Object

org.graalvm.libgraal.LibGraalIsolate

public final class LibGraalIsolate
extends Object

Represents a single libgraal isolate. All LibGraalObjects have a LibGraalIsolate context.

Method Summary

Modifier and Type	Method and Description
static LibGraalIsolate	current() Gets the isolate associated with the current thread.
long	getId()
<T> T	getSingleton(Class<T> key, Supplier<T> supplier) Gets the value corresponding to key from a key-value store of singleton objects.
boolean	isValid()
String	toString()

Methods inherited from class java.lang.Object

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

Method Detail

getId

public long getId()

current

public static LibGraalIsolate current()

Gets the isolate associated with the current thread. The current thread must be in an opened scope.

Throws:

IllegalStateException - if the current thread is not attached to libgraal

getSingleton

public <T> T getSingleton(Class<T> key,
                          Supplier<T> supplier)

Gets the value corresponding to key from a key-value store of singleton objects. If no value corresponding to key currently exists, then it is computed with supplier and inserted in the store. This is used to obtain objects whose lifetime is bound to the isolate represented by this object.

toString

public String toString()

Overrides:

toString in class Object

isValid

public boolean isValid()