/wro4j-core/src/main/java/ro/isdc/wro/util/StringUtils.java
while ( it.hasNext ( ) ) { sb.append ( prefix ) .append ( it.next ( ) ) .append ( suffix ) ;
final String delim, final String prefix, final String suffix) { if (coll == null || coll.isEmpty()) { return EMPTY; } final StringBuilder sb = new StringBuilder(); final Iterator<String> it = coll.iterator(); <extra_id_0> if (it.hasNext()) { sb.append(delim); } } return sb.toString(); }