//
//go:nowritebarrier
func putfull(b *workbuf) {
	b.checknonempty()
	work.full.push(&b.node)
}

// trygetfull tries to get a full or partially empty workbuffer.
// If one is not immediately available return nil.
//
//go:nowritebarrier
func trygetfull() *workbuf {
	b := (*workbuf)(work.full.pop())
	if b != nil {
		b.checknonempty()
		return b
	}
	return b
}

//go:nowritebarrier

    }

    public CacheOperationStack pushCacheAction() {
        operationCount++;
        return this;
    }

    public void popCacheAction() {
        checkNotEmpty();
        operationCount--;
    }


    private void checkNotEmpty() {
        if (operationCount==0) {
            throw new IllegalStateException("Operation stack is empty.");
        }
    }

    public boolean isEmpty() {