com_opensymphony_xwork2_spring_SpringObjectFactoryTest_java
org.springframework.util.ClassUtils
public static Class<?> getUserClass(Object instance) {
        Assert.notNull(instance, "Instance must not be null");
        return ClassUtils.getUserClass(instance.getClass());
    }
 -> java.lang.Object.getClass(): java.lang.Class -> java.lang.Class.getName(): java.lang.String -> java.lang.String.contains(java.lang.CharSequence): boolean
 [CALL] [CALL] [EXIT] -> java.lang.Object.getClass(): java.lang.Class [CALL] -> java.lang.Class.getName(): java.lang.String -> java.lang.String.contains(java.lang.CharSequence): boolean [EXIT] [EXIT]