wro4j-core/src/main/java/ro/isdc/wro/model/resource/locator/wildcard/DefaultWildcardStreamLocator.java
@SuppressWarnings("serial")
  private IOFileFilter createWildcardCollectorFileFilter(final WildcardContext wildcardContext, final Collection<File> allFiles) {
    notNull(wildcardContext);
    notNull(allFiles);
    return new WildcardFileFilter(wildcardContext.getWildcard()) {
      @Override
      public boolean accept(final File file) {
        final boolean accept = super.accept(file);
        if (accept) {
          LOG.debug("\tfound resource: {}", file.getPath());
          allFiles.add(file);
        }
        return accept;
      }
    };
  }
@SuppressWarnings("serial")
  private IOFileFilter createWildcardCollectorFileFilter(final WildcardContext wildcardContext, final Collection<File> allFiles) {
    notNull(wildcardContext);
    notNull(allFiles);
    return new WildcardFileFilter(wildcardContext.getWildcard()) {
      @Override
      public boolean accept(final File file) {
        final boolean accept = super.accept(file);
        if (accept) {
          LOG.debug("\tfound resource: {}", file.getPath());
          allFiles.add(file);
        }
        return accept;
      }
    };
  }
Creates a {@link IOFileFilter} which collects found files into a collection and also populates a map with found
resources and corresponding files.

@param wildcardContext
@param allFiles - where all found files and folders are collected.