Method move

vm/JavaAPI/src/java/lang/StringBuilder.java:342–361

(int size, int index)

    }
    
    private void move(int size, int index) {
        int newCount;
        if (value.length - count >= size) {
            //if (!shared) {
                // index == count case is no-op
                System.arraycopy(value, index, value, index + size, count - index);
                return;
            /*}
            newCount = value.length;*/
        } else {
            newCount = Math.max(count + size, value.length*2 + 2);
        }

        char[] newData = new char[newCount];
        System.arraycopy(value, 0, newData, 0, index);
        // index == count case is no-op
        System.arraycopy(value, index, newData, index + size, count - index);
        value = newData;
        //shared = false;
    }

    java.lang.StringBuilder insert(int index, char[] chars){
        if (chars.length != 0) {