public static String unescapeHTML ( String str ) { StringBuilder rtn = new StringBuilder ( ) ; int posStart = - 1 ; int posFinish = - 1 ; while ( ( posStart = str . indexOf ( ' ' , posStart ) ) != - 1 ) { int last = posFinish + 1 ; posFinish = str . indexOf ( ' ' , posStart ) ; if ( posFinish == - 1 ) break ; rtn . append ( str . substring ( last , posStart ) ) ; if ( posStart + 1 < posFinish ) { rtn . append ( unescapeHTMLEntity ( str . substring ( posStart + 1 , posFinish ) ) ) ; } else { rtn . append ( "&;" ) ; } posStart = posFinish + 1 ; } rtn . append ( str . substring ( posFinish + 1 ) ) ; return rtn . toString ( ) ; }
unescapes html character inside a string