wro4j-core/src/main/java/ro/isdc/wro/util/StringUtils.java
private static String collectionToDelimitedString(final Collection<String> coll,
      final String delim) {
    return collectionToDelimitedString(coll, delim, EMPTY, EMPTY);
  }
private static String collectionToDelimitedString(final Collection<String> coll,
      final String delim) {
    return collectionToDelimitedString(coll, delim, EMPTY, EMPTY);
  }
private static String collectionToDelimitedString ( final Collection < String > coll , final String delim ) { return collectionToDelimitedString ( coll , delim , EMPTY , EMPTY ) ; }
Convenience method to return a Collection as a delimited (e.g. CSV) String.
E.g. useful for <code>toString()</code> implementations.

@param coll
the Collection to display
@param delim
the delimiter to use (probably a ",")
@return the delimited String
Convenience method to return a Collection as a delimited ( e . g . CSV ) String . E . g . useful for <code > toString () < / code > implementations .