/wro4j-core/src/main/java/ro/isdc/wro/model/resource/processor/impl/css/AbstractCssImportPreProcessor.java
if ( imports.contains( importedResource) ) {   debug( "[WARN] Duplicate imported resource: {}", importedResource) ; }else {   imports.add( importedResource) ;   onImportDetected( importedResource.getUri( ) ) ; }
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final List<Resource> imports = new ArrayList<Resource>(); final String css = cssContent; final List<String> foundImports = findImports(css); for (final String importUrl : foundImports) { final Resource importedResource = createImportedResource(resourceUri, importUrl); if (imports.contains(importedResource)) { <extra_id_0> } else { imports.add(importedResource); onImportDetected(importedResource.getUri()); } } return imports;