question: public void modifyAll ( Map < String , Collection < DynamicModification > > modifications , Collection < Throwable > problems ) throws CannotCompileException { for ( String className : modifications . keySet ( ) ) { try { modify ( className , modifications . get ( className ) ) ; } catch ( NotFoundException e ) { log . warn ( "Unable to modify " + className , e ) ; problems . add ( e ) ; } catch ( ClassNotFoundException e ) { log . warn ( "Unable to modify " + className , e ) ; problems . add ( e ) ; } catch ( IOException e ) { log . warn ( "Unable to modify " + className , e ) ; problems . add ( e ) ; } } }
target:  Apply several modifications to multiple classes. If the specified class cannot be found or loaded for some reason, it is ignore. If the class can be loaded but the provided modifications can't compile, an exception will be thrown 