/wro4j-core/src/main/java/ro/isdc/wro/http/WroContextFilter.java
final String originalCorrelationId = Context.isContextSet( ) ? Context.setCorrelationId( correlationId)  : null;
final String originalCorrelationId = Context.isContextSet ( ) ? Context.getCorrelationId ( ) : null;
this.filterConfig = filterConfig; } public final void doFilter(final ServletRequest req, final ServletResponse res, final FilterChain chain) throws IOException, ServletException { final HttpServletRequest request = (HttpServletRequest) req; final HttpServletResponse response = (HttpServletResponse) res; <extra_id_0> Context.set(Context.webContext(request, response, this.filterConfig), getWroConfiguration()); final String correlationId = Context.getCorrelationId(); try { chain.doFilter(request, response); } finally { Context.setCorrelationId(correlationId);