contextCopy = (int[])vn.context.clone();
resetXPath(vn);
public void rebind(VTDNav v){    name = null;    vn = v;    //depth = v.getCurrentDepth();    iter_type = UNDEFINED; // not defined    ft = true;    size = 0;    special = false;    contextCopy = (int[])vn.context.clone();}