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.*;

/** Allows the outcome of a replaceAll() or replaceFirst()
    to be an array of characters rather than a String.
 */
public class CharArrayBufferWrap
    implements BasicStringBufferLike
{
  StringBuffer sb = new StringBuffer();
  public void append(char c)
  {
    sb.append(c);
  }

  public void append(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);
    }
    return new CharArrayWrap(ca);
  }

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

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

  public Object unwrap()
  {
    return sb;
  }
}