Add static utility methods on container to add and remove beans.
Signed-off-by: Lachlan Roberts <lachlan@webtide.com>
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@ -152,6 +152,46 @@ public interface Container
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return Collections.unmodifiableList(new ArrayList<>(getBeans(EventListener.class)));
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return Collections.unmodifiableList(new ArrayList<>(getBeans(EventListener.class)));
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}
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}
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/**
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* A utility method to add a bean to a container.
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* @param parent the parent container.
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* @param child the child bean.
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* @return true if the child was added as a bean, false if parent was not instance of {@link Container} or bean was already present.
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*/
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static boolean addBean(Object parent, Object child)
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{
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if (parent instanceof Container)
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return ((Container)parent).addBean(child);
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return false;
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}
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/**
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* A utility method to add a bean to a container.
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* @param parent the parent container.
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* @param child the child bean.
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* @param managed whether to managed the lifecycle of the bean.
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* @return true if the child was added as a bean, false if parent was not instance of {@link Container} or bean was already present.
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*/
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static boolean addBean(Object parent, Object child, boolean managed)
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{
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if (parent instanceof Container)
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return ((Container)parent).addBean(child, managed);
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return false;
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}
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/**
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* A utility method to remove a bean from a container.
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* @param parent the parent container.
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* @param child the child bean.
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* @return true if parent was an instance of {@link Container} and the bean was removed.
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*/
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static boolean removeBean(Object parent, Object child)
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{
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if (parent instanceof Container)
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return ((Container)parent).removeBean(child);
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return false;
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}
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/**
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/**
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* A listener for Container events.
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* A listener for Container events.
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* If an added bean implements this interface it will receive the events
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* If an added bean implements this interface it will receive the events
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@ -474,9 +474,9 @@ public class ContainerLifeCycle extends AbstractLifeCycle implements Container,
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if (listener instanceof InheritedListener && b.isManaged() && b._bean instanceof Container)
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if (listener instanceof InheritedListener && b.isManaged() && b._bean instanceof Container)
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{
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{
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if (b._bean instanceof ContainerLifeCycle)
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if (b._bean instanceof ContainerLifeCycle)
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((ContainerLifeCycle)b._bean).addBean(listener, false);
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Container.addBean(b._bean, listener, false);
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else
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else
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((Container)b._bean).addBean(listener);
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Container.addBean(b._bean, listener);
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}
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}
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}
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}
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}
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}
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@ -499,8 +499,8 @@ public class ContainerLifeCycle extends AbstractLifeCycle implements Container,
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{
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{
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cl.beanRemoved(this, b._bean);
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cl.beanRemoved(this, b._bean);
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if (listener instanceof InheritedListener && b.isManaged() && b._bean instanceof Container)
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if (listener instanceof InheritedListener && b.isManaged())
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((Container)b._bean).removeBean(listener);
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Container.removeBean(b._bean, listener);
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}
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}
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}
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}
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return true;
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return true;
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@ -541,9 +541,9 @@ public class ContainerLifeCycle extends AbstractLifeCycle implements Container,
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if (l instanceof InheritedListener)
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if (l instanceof InheritedListener)
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{
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{
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if (bean._bean instanceof ContainerLifeCycle)
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if (bean._bean instanceof ContainerLifeCycle)
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((ContainerLifeCycle)bean._bean).addBean(l, false);
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Container.addBean(bean._bean, l, false);
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else
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else
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((Container)bean._bean).addBean(l);
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Container.addBean(bean._bean, l);
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}
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}
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}
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}
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}
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}
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@ -579,7 +579,7 @@ public class ContainerLifeCycle extends AbstractLifeCycle implements Container,
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for (Container.Listener l : _listeners)
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for (Container.Listener l : _listeners)
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{
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{
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if (l instanceof InheritedListener)
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if (l instanceof InheritedListener)
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((Container)bean._bean).removeBean(l);
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Container.removeBean(bean._bean, l);
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}
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}
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}
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}
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bean._managed = Managed.UNMANAGED;
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bean._managed = Managed.UNMANAGED;
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