package //
// This software is now distributed according to
// the Lesser Gnu Public License.  Please see
// http://www.gnu.org/copyleft/lesser.txt for
// the details.
//    -- Happy Computing!
//
com.stevesoft.pat.wrap;

import com.stevesoft.pat.BasicStringBufferLike;
import com.stevesoft.pat.StringLike;

/**
 * Allows the outcome of a replaceAll() or replaceFirst() to be an array of
 * characters rather than a String.
 */
public class CharArrayBufferWrap implements BasicStringBufferLike
{
  javajs.util.SB sb = new javajs.util.SB();

  public void appendChar(char c)
  {
    sb.appendC(c);
  }

  public void appendStr(String s)
  {
    sb.append(s);
  }

  public StringLike toStringLike()
  {
    char[] ca = new char[sb.length()];
    for (int i = 0; i < ca.length; i++)
    {
      ca[i] = sb.charAt(i);
    }
    try {
    	return (StringLike) Class.forName("com.stevesoft.pat.wrap.CharArrayWrap").getConstructor(char[].class).newInstance(ca);
    } catch (Exception e) {
    	return  null;
    }
  }

  public int length()
  {
    return sb.length();
  }

  public String toString()
  {
    return sb.toString();
  }

  public Object unwrap()
  {
    return sb;
  }
}