Parsing String from JSON into an Enum value

ParsingEnum.java

import java.beans.IntrospectionException;
import java.beans.PropertyDescriptor;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.lang.reflect.Type;

    class Person {

        public Gender gender;

        public int getANumber() {
            return aNumber;
        }

        public void setANumber(int aNumber) {
            this.aNumber = aNumber;
        }

        public int aNumber;

        public Gender getGender() {
            return gender;
        }

        public void setGender(Gender theGender){
            System.out.println("In setter Enum");
            this.gender = theGender;
        }

        /*public void setGender(String theGender){
            System.out.println("In setter String");
            this.gender = Gender.valueOf(theGender);
        }*/
    }

    enum Gender {
        MALE, FEMALE, OTHER;
    }

class ParsingEnum {

    public static void main(String[] args) {
        Person person = new Person();
        Type fieldType = getType(person,"gender");
        Class typeClass = ((Class) fieldType);
        System.out.println( "type = "+fieldType );
        System.out.println("Is Enum = "+typeClass.isEnum()  );
        invokeSetter(person,"gender", Enum.valueOf( typeClass ,"MALE") );
        System.out.println( "Person Gender = "+ person.gender );


        fieldType = getType(person,"aNumber");
        typeClass = ((Class) fieldType);
        System.out.println( "type = "+fieldType );
        System.out.println("Is Enum = "+typeClass.isEnum()  );

    }

    public static void invokeSetter(Object obj, String propertyName, Object variableValue) {
        PropertyDescriptor pd;
        try {

            System.out.println("propertyName = "+propertyName);
            System.out.println("Class = "+obj.getClass());

            pd = new PropertyDescriptor(propertyName, obj.getClass());

            Method setter = pd.getWriteMethod();
            try {
                setter.invoke(obj,variableValue);
            } catch (IllegalAccessException | IllegalArgumentException | InvocationTargetException e) {
                e.printStackTrace();
            }
        } catch (IntrospectionException e) {
            e.printStackTrace();
        }
    }


    public static Type getType(Object obj, String propertyName){
        PropertyDescriptor pd;
        try {
            pd = new PropertyDescriptor(propertyName, obj.getClass());
            Method setter = pd.getWriteMethod();
            return setter.getGenericParameterTypes()[0];
        } catch (IntrospectionException e) {
            System.out.println("Error fetching field type Object : "+obj.getClass()+" : Field : "+propertyName);
        }
        return null;
    }
}