/* This file was generated by SableCC (http://www.sablecc.org/). */package org.sablecc.sablecc.node;import org.sablecc.sablecc.analysis.*;public final class X2PRegExpTail extends XPRegExpTail{  private PRegExpTail _pRegExpTail_;  public X2PRegExpTail()  {}  public X2PRegExpTail(    PRegExpTail _pRegExpTail_)  {    setPRegExpTail(_pRegExpTail_);  }  public Object clone()  {    throw new RuntimeException("Unsupported Operation");  }  public void apply(Switch sw)  {    throw new RuntimeException("Switch not supported.");  }  public PRegExpTail getPRegExpTail()  {    return _pRegExpTail_;  }  public void setPRegExpTail(PRegExpTail node)  {    if(_pRegExpTail_ != null)    {      _pRegExpTail_.parent(null);    }    if(node != null)    {      if(node.parent() != null)      {        node.parent().removeChild(node);      }      node.parent(this);    }    _pRegExpTail_ = node;  }  void removeChild(Node child)  {    if(_pRegExpTail_ == child)    {      _pRegExpTail_ = null;    }  }  void replaceChild(Node oldChild, Node newChild)  {}  public String toString()  {    return "" +           toString(_pRegExpTail_);  }}