String prefix = input.substring(0, tokenStart);
String suffix = input.substring(tokenEnd);
Trait trait = dtInfo.getTrait();
IMetaDataSourceModelProvider mdSourceModelProvider = trait
.getSourceModelProvider();
IResourceURLProvider resourceURLProvider = (IResourceURLProvider) mdSourceModelProvider
.getAdapter(IResourceURLProvider.class);
URL url = resourceURLProvider.getResourceURL("/META-INF/"); //$NON-NLS-1$
String resolvedToken = url.toExternalForm();
resolvedToken = resolvedToken.substring(0,
resolvedToken.length() - 10);
output = prefix + resolvedToken + suffix;
}