de.xore.util.html.HtmlEncoder Maven / Gradle / Ivy

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package de.xore.util.html;

/**
 * 
 * Date: 17.06.2006

 * Time: 14:16:23

 *
 * @author Johannes Schneider -
 *         Xore Systems
 */
public class HtmlEncoder {
  private HtmlEncoder() {
  }

  public static final String escapeHTML( String nonHtml ) {
    StringBuffer sb = new StringBuffer();
    int n = nonHtml.length();
    for ( int i = 0; i < n; i++ ) {
      char c = nonHtml.charAt( i );
      switch ( c ) {
        case'<':
          sb.append( "<" );
          break;
        case'>':
          sb.append( ">" );
          break;
        case'&':
          sb.append( "&" );
          break;
        case'"':
          sb.append( """ );
          break;
        case'\u00e0':
          sb.append( "à" );
          break;
        case'\u00c0':
          sb.append( "À" );
          break;
        case'\u00e2':
          sb.append( "â" );
          break;
        case'\u00c2':
          sb.append( "Â" );
          break;
        case'\u00e4':
          sb.append( "ä" );
          break;
        case'\u00c4':
          sb.append( "Ä" );
          break;
        case'\u00e5':
          sb.append( "å" );
          break;
        case'\u00c5':
          sb.append( "Å" );
          break;
        case'\u00e6':
          sb.append( "æ" );
          break;
        case'\u00c6':
          sb.append( "Æ" );
          break;
        case'\u00e7':
          sb.append( "ç" );
          break;
        case'\u00c7':
          sb.append( "Ç" );
          break;
        case'\u00e9':
          sb.append( "é" );
          break;
        case'\u00c9':
          sb.append( "É" );
          break;
        case'\u00e8':
          sb.append( "è" );
          break;
        case'\u00c8':
          sb.append( "È" );
          break;
        case'\u00ea':
          sb.append( "ê" );
          break;
        case'\u00ca':
          sb.append( "Ê" );
          break;
        case'\u00eb':
          sb.append( "ë" );
          break;
        case'\u00cb':
          sb.append( "Ë" );
          break;
        case'\u00ef':
          sb.append( "ï" );
          break;
        case'\u00cf':
          sb.append( "Ï" );
          break;
        case'\u00f4':
          sb.append( "ô" );
          break;
        case'\u00d4':
          sb.append( "Ô" );
          break;
        case'\u00f6':
          sb.append( "ö" );
          break;
        case'\u006d':
          sb.append( "Ö" );
          break;
        case'\u00f8':
          sb.append( "ø" );
          break;
        case'\u00d8':
          sb.append( "Ø" );
          break;
        case'\u00df':
          sb.append( "ß" );
          break;
        case'\u00f9':
          sb.append( "ù" );
          break;
        case'\u00d9':
          sb.append( "Ù" );
          break;
        case'\u00fb':
          sb.append( "û" );
          break;
        case'\u00db':
          sb.append( "Û" );
          break;
        case'\u00fc':
          sb.append( "ü" );
          break;
        case'\u00dc':
          sb.append( "Ü" );
          break;
        case'\u00ae':
          sb.append( "®" );
          break;
        case'\u00a9':
          sb.append( "©" );
          break;
        case'\u20ac':
          sb.append( "€" );
          break;
//          // be carefull with this one (non-breaking whitee space)
//        case' ':
//          sb.append( " " );
//          break;

        default:
          sb.append( c );
          break;
      }
    }
    return sb.toString();
  }
}