code: @Override
  	public void dump(Writer writer, Pattern filter) throws IOException {
  		_layerCache.dump(writer, filter);
  		_moduleCache.dump(writer, filter);
  		_gzipCache.dump(writer, filter);
  		for (IGenericCache cache : _namedCaches.values()) {
  			cache.dump(writer, filter);
  		}
  	}
docs: /* (non-Javadoc)
  @see com.ibm.jaggr.service.cache.ICache#dump(java.io.Writer, java.util.regex.Pattern)