in src/main/java/org/apache/sling/rewriter/impl/TransformerFactoryServiceTracker.java [63:71]
public TransformerFactory addingService(ServiceReference<TransformerFactory> reference) {
final boolean isGlobal = isGlobal(reference);
LOGGER.debug("Adding service {}, isGlobal={}", reference.getClass(), isGlobal);
TransformerFactory obj = super.addingService(reference);
if ( isGlobal && getType(reference) == null ) {
obj = this.context.getService(reference);
}
return obj;
}