/**
     * @throws Exception
     */
    @Test
    public void testFieldType() throws Exception {
        final Map<TypeVariable<?>, Type> map = ParameterizedClassDescFactory.getTypeVariables(Hoge.class);
        final Field field = Hoge.class.getField("foo");
        final ParameterizedClassDesc desc = ParameterizedClassDescFactory.createParameterizedClassDesc(field, map);

            parameterizedClassDescs[i] = ParameterizedClassDescFactory.createParameterizedClassDesc(method, i, beanDesc.getTypeVariables());
        }
        parameterizedClassDesc = ParameterizedClassDescFactory.createParameterizedClassDesc(method, beanDesc.getTypeVariables());
    }

    @Override
    public BeanDesc getBeanDesc() {
        return beanDesc;
    }

    @Override

 * <p>
 * This class does not cache instances of {@link ParameterizedClassDesc}. Please obtain {@link ParameterizedClassDesc} via {@link BeanDesc}.
 * </p>
 *
 * @author koichik
 * @see BeanDesc#getTypeVariables()
 * @see PropertyDesc#getParameterizedClassDesc()
 * @see FieldDesc#getParameterizedClassDesc()
 * @see ConstructorDesc#getParameterizedClassDescs()
 * @see MethodDesc#getParameterizedClassDesc()

        this.field = field;
        fieldName = field.getName();
        fieldType = field.getType();
        parameterizedClassDesc = ParameterizedClassDescFactory.createParameterizedClassDesc(field, beanDesc.getTypeVariables());
    }

    @Override
    public BeanDesc getBeanDesc() {
        return beanDesc;
    }

    @Override
    public Field getField() {
        return field;
    }

    @Override

        parameterTypes = constructor.getParameterTypes();
        parameterizedClassDescs = new ParameterizedClassDesc[parameterTypes.length];
        final Map<TypeVariable<?>, Type> typeVariables = beanDesc.getTypeVariables();
        for (int i = 0; i < parameterTypes.length; ++i) {
            parameterizedClassDescs[i] = ParameterizedClassDescFactory.createParameterizedClassDesc(constructor, i, typeVariables);
        }
    }

    <T> Class<T> getBeanClass();

    /**
     * Returns a map from type variables to type arguments.
     *
     * @return A map from type variables to type arguments
     */
    Map<TypeVariable<?>, Type> getTypeVariables();

    /**
     * Returns whether the {@link PropertyDesc} exists.
     *
     * @param propertyName
     *            The property name. Must not be {@literal null} or empty string

                break;
            }
        }
    }

    private void setUpParameterizedClassDesc() {
        final Map<TypeVariable<?>, Type> typeVariables = ((BeanDescImpl) beanDesc).getTypeVariables();
        if (field != null) {
            parameterizedClassDesc = ParameterizedClassDescFactory.createParameterizedClassDesc(field, typeVariables);
        } else if (readMethod != null) {

    }

    @SuppressWarnings("unchecked")
    @Override
    public <T> Class<T> getBeanClass() {
        return (Class<T>) beanClass;
    }

    @Override
    public Map<TypeVariable<?>, Type> getTypeVariables() {
        return typeVariables;
    }

    @Override
    public boolean hasPropertyDesc(final String propertyName) {
        assertArgumentNotEmpty("propertyName", propertyName);