Question
A)
public abstract class Product {
public static final Product AAA = new Battery("AAA", 2.5);
public static final Product CDRW = new Disc("CD-RW", 1.5);
...
}
<beans ...>
<bean id="aaa" class="org.springframework.beans.factory.config.
FieldRetrievingFactoryBean">
<property name="staticField">
<value>com.shop.Product.AAA</value>
</property>
</bean>
<bean id="cdrw" class="org.springframework.beans.factory.config.
FieldRetrievingFactoryBean">
<property> name="staticField"
valuecom.shop.Product.CDRW/value
</property>
</bean>
</beans>
B) Product aaa = com.shop.Product.AAA;
Product cdrw = com.shop.Product.CDRW;a.
A and B are equivalent
b.
A and B provides different functionality
c.
Runtime Error in A
d.
Exception in B
Posted under Introduction to Spring Java Spring Framework
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