/*
 * Created on 29-Sep-2006
 *
 * TODO To change the template for this generated file go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
package uk.ac.roe.wfau;

import java.text.CharacterIterator;
import java.text.StringCharacterIterator;

/**
 * @author mar
 *
 * TODO To change the template for this generated type comment go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
public class HTMLFormatter {
    public static String forHTMLTag(String aTagFragment){
        final StringBuffer result = new StringBuffer();

        final StringCharacterIterator iterator = new StringCharacterIterator(aTagFragment);
        char character =  iterator.current();
        
        while (character != CharacterIterator.DONE ){
          if (character == '<') {
            result.append("&lt;");
          }
          else if (character == '>') {
            result.append("&gt;");
          }
          else if (character == '\"') {
            result.append("&quot;");
          }
          else if (character == '\'') {
            result.append("&#039;");
          }
          else if (character == '\\') {
             result.append("&#092;");
          }
          else if (character == '&') {
             result.append("&amp;");
          }
          else {
            //the char is not a special one
            //add it to the result as is
            result.append(character);
          }
          character = iterator.next();
        }
        return result.toString();
      }

}