replaced=new HashMap<Serializable, Serializable[]>();
unsafeField= new HashSet<String>(); replaced=new HashMap<JLocalVariable, JLocalVariable[]>(); replacedFields = new HashMap<String,String[]>();
    public ArrayDestroyer() {        targetsField=new HashMap<String, HashMap<Integer, Boolean>>();        replaced=new HashMap<Serializable, Serializable[]>();        deadend=false;    }