@interface _BMLibraryNode : NSObject + (id)validKeyPaths; + (id)streams; + (id)identifier; + (id)sublibraries; + (id)streamWithName:(id)a0; + (id)streamNames; + (id)allStreams; + (id)allStreamIdentifiers; + (id)allValidEventClasses; + (id)allValidKeyPaths; + (id)streamWithIdentifier:(id)a0 error:(id *)a1; @end