Please, eu estou passando para o metodo compara : TesteA obj = new TesteA("Rita", "9103", new Date(System.currentTimeMillis())); Quando eu executo o programa dá esse erro : setter = public void teste.reflect.TesteA.setTelefone(java.lang.String) getter = public void teste.reflect.TesteA.setTelefone(java.lang.String) java.lang.IllegalArgumentException: object is not an instance of declaring class public void compara(Object obj) { int i = 0; try { Class cls = obj.getClass(); BeanInfo beanInfo = Introspector.getBeanInfo(obj.getClass()); PropertyDescriptor props[] = beanInfo.getPropertyDescriptors(); Method setter = null; Method getter = null; for (int j = 0; j < props.length; j++) { getter = props[j].getReadMethod(); setter = props[j].getWriteMethod(); System.out.println("setter = " + setter); System.out.println("getter = " + setter); if (setter != null) { setter.invoke(this, new Object[] { getter.invoke(obj, new Object[]{}) }); } break; } } catch (Throwable e) { System.err.println(e); } Rita Fernandes Ministério da Saúde - DATASUS |