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7.11. Cycle
Beans may depend on each other in a cycle. For instance, A depends on B at construction, but B depends on A at setter. Because of the Microcontainer’s fine-grained state life cycle separation, this problem can be solved easily.
Example 7.21. Bean life cycle separation
<bean name="cycleA" class="org.jboss.demos.ioc.cycle.CyclePojo">
<property name="dependency"><inject bean="cycleB"/></property>
</bean>
<bean name="cycleB" class="org.jboss.demos.ioc.cycle.CyclePojo">
<constructor><parameter><inject bean="cycleA" state="Instantiated"/></parameter></constructor>
</bean>
<bean name="cycleC" class="org.jboss.demos.ioc.cycle.CyclePojo">
<property name="dependency"><inject bean="cycleD"/></property>
</bean>
<bean name="cycleD" class="org.jboss.demos.ioc.cycle.CyclePojo">
<property name="dependency"><inject bean="cycleC" state="Instantiated"/></property>
</bean>