question: private static boolean hasChangesOfChildren ( long last , PageContext pc , Class clazz ) { java . lang . reflect . Method [ ] methods = clazz . getMethods ( ) ; java . lang . reflect . Method method ; Class [ ] params ; for ( int i = 0 ; i < methods . length ; i ++ ) { method = methods [ i ] ; if ( method . getDeclaringClass ( ) == clazz ) { if ( _hasChangesOfChildren ( pc , last , method . getReturnType ( ) ) ) return true ; params = method . getParameterTypes ( ) ; for ( int y = 0 ; y < params . length ; y ++ ) { if ( _hasChangesOfChildren ( pc , last , params [ y ] ) ) return true ; } } } return false ; }
target:  check if one of the children is changed