Method close

shared/java/impl/Managed.java:25–36

()

    }

    @Override
    public void close() {
        if (0 == _ptr)
            throw new RuntimeException("Object already closed: " + getClass() + ", _ptr=" + _ptr);
        else if (null == _cleanable)
            throw new RuntimeException("Object is not managed in JVM, can't close(): " + getClass() + ", _ptr=" + _ptr);
        else {
            _cleanable.clean();
            _cleanable = null;
            _ptr = 0;
        }
    }

    public boolean isClosed() {
        return _ptr == 0;