Package org.graalvm.polyglot.proxy

Interface ProxyIterable

All Superinterfaces:

Proxy

All Known Subinterfaces:

ProxyArray

public interface ProxyIterable
extends Proxy

Interface to be implemented to mimic guest language iterables.

Since:

21.1

See Also:

• Proxy
• ProxyIterator

Method Summary

Modifier and Type	Method	Description
static ProxyIterable	from(Iterable<Object> iterable)	Creates a proxy iterable backed by a Java Iterable.
Object	getIterator()	Returns an iterator.

Method Details

getIterator

Object getIterator()

Returns an iterator. The returned object must be interpreted as an iterator using the semantics of Context.asValue(Object) otherwise an IllegalStateException is thrown. Examples for valid return values are:

• ProxyIterator
• Iterator, requires host iterable access
• A guest language object representing an iterator

Since:

21.1

See Also:

• ProxyIterator

from

static ProxyIterable from(Iterable<Object> iterable)

Creates a proxy iterable backed by a Java Iterable. If the values of the iterable are host values then they will be unboxed.

Since:

21.1