With this code in a css file :
@import url(//fonts.googleapis.com/css?family=Lato:700,400);
I get a stacktrace :
Caused by: org.xml.sax.SAXException: Could not get sitemap source cocoon:///fonts.googleapis.com/css?family=Pacifico org.apache.cocoon.ResourceNotFoundException: No pipeline matched request: /fonts.googleapis.com/css at <map:mount> - resource://org/ametys/runtime/kernel/sitemap.xmap:182:109 at org.apache.cocoon.components.source.impl.SitemapSource.init(SitemapSource.java:380) at org.apache.cocoon.components.source.impl.SitemapSource.<init>(SitemapSource.java:215) at org.apache.cocoon.components.source.impl.SitemapSourceFactory.getSource(SitemapSourceFactory.java:68) at org.apache.excalibur.source.impl.SourceResolverImpl.resolveURI(SourceResolverImpl.java:208) at org.apache.cocoon.components.CocoonComponentManager.resolveURI(CocoonComponentManager.java:558) at org.apache.cocoon.components.CocoonComponentManager.resolveURI(CocoonComponentManager.java:558) at org.apache.cocoon.components.CocoonComponentManager.resolveURI(CocoonComponentManager.java:558) at org.apache.cocoon.components.CocoonComponentManager.resolveURI(CocoonComponentManager.java:541) at org.ametys.plugins.core.ui.minimize.MinimizeCSSReader._handleFile(MinimizeCSSReader.java:64