Examples with Meta com.oracle.truffle.espresso.meta.Meta used on opensource projects

Example 81 with Meta

use of com.oracle.truffle.espresso.meta.Meta in project graal by oracle.

the class MapInterop method readHashValue.

@ExportMessage
public static Object readHashValue(StaticObject receiver, Object key, @Cached.Exclusive @Cached InvokeEspressoNode invoke, @Cached.Shared("contains") @Cached InvokeEspressoNode contains) throws UnsupportedMessageException, UnknownKeyException {
    if (!isHashEntryReadable(receiver, key, contains)) {
        throw UnsupportedMessageException.create();
    }
    Meta meta = receiver.getKlass().getMeta();
    Method get = getInteropKlass(receiver).itableLookup(meta.java_util_Map, meta.java_util_Map_get.getITableIndex());
    try {
        return invoke.execute(get, receiver, new Object[] { key });
    } catch (UnsupportedTypeException e) {
        throw UnknownKeyException.create(key);
    } catch (ArityException e) {
        throw EspressoError.shouldNotReachHere(e);
    }
}

Example 82 with Meta

use of com.oracle.truffle.espresso.meta.Meta in project graal by oracle.

the class MapInterop method getHashSize.

@ExportMessage
public static long getHashSize(StaticObject receiver, @Cached.Exclusive @Cached InvokeEspressoNode invoke) throws UnsupportedMessageException {
    if (!hasHashEntries(receiver)) {
        throw UnsupportedMessageException.create();
    }
    Meta meta = receiver.getKlass().getMeta();
    Method size = getInteropKlass(receiver).itableLookup(meta.java_util_Map, meta.java_util_Map_size.getITableIndex());
    try {
        return (int) invoke.execute(size, receiver, EMPTY_ARRAY);
    } catch (UnsupportedTypeException | ArityException e) {
        throw EspressoError.shouldNotReachHere(e);
    }
}