// @copyright@
// This file is part of nzdis-kif package. See the file LICENSE for copyright information 
// and the terms and conditions for copying, distribution and modification of nzdis-kif package.

package nzdis.lang.kif.tool;

/**/
import nzdis.lang.kif.node.*;
import java.io.*;

/**
 * Utility class for KIF Abstract Syntax Tree back to well-formed
 * ASCII representation. 
 *
 *@author Mariusz Nowostawski
 *@version @version@ $Revision: 1.1 $
 */
public class ToAscii {

  public static String toString(final String kif){
    Node ast =null;

    try {
      ast = TreeBuilder.getNode(
                    new PushbackReader(
                    new BufferedReader(
                    new StringReader(kif))));
    } catch(Exception e) {
      e.printStackTrace();
      return "";
    }
    return toString(ast);
  }

  public static String toString(final Node astKIF){
    Kif2AsciiWalker walker = new Kif2AsciiWalker();
    StringBuffer buf = walker.toAscii(astKIF);
    return buf.toString();
  }

}