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java.lang.Objectorg.apache.felix.ipojo.Handler
org.apache.felix.ipojo.composite.CompositeHandler
org.apache.felix.ipojo.composite.service.instantiator.ServiceDependencyHandler
public class ServiceDependencyHandler
Service Instantiator Class. This handler allows to instantiate service instance inside the composition.
Field Summary |
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Fields inherited from class org.apache.felix.ipojo.composite.CompositeHandler |
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HANDLER_TYPE |
Fields inherited from class org.apache.felix.ipojo.Handler |
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HANDLER_LEVEL_PROPERTY, HANDLER_NAME_PROPERTY, HANDLER_NAMESPACE_PROPERTY, HANDLER_TYPE_PROPERTY, m_instance, m_isValid |
Constructor Summary | |
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ServiceDependencyHandler()
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Method Summary | |
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void |
configure(Element metadata,
Dictionary conf)
Configure the handler. |
HandlerDescription |
getDescription()
Get the service instantiator handler description. |
List |
getInstances()
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List |
getRequirements()
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void |
invalidate(DependencyModel dep)
A service instance becomes invalid. |
void |
start()
Start the service instantiator handler. |
void |
stateChanged(int newState)
State change callback. |
void |
stop()
Handler stop method. |
void |
validate(DependencyModel dep)
An service instance becomes valid. |
Methods inherited from class org.apache.felix.ipojo.composite.CompositeHandler |
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attach, getCompositeManager, getHandler, getLogger, setFactory |
Methods inherited from class org.apache.felix.ipojo.Handler |
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debug, error, error, getHandlerManager, getValidity, info, initializeComponentFactory, isValid, reconfigure, setValidity, warn, warn |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public ServiceDependencyHandler()
Method Detail |
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public void configure(Element metadata, Dictionary conf) throws ConfigurationException
configure
in class Handler
metadata
- : the metadata of the componentconf
- : the instance configuration
ConfigurationException
- : the specification attribute is missingCompositeHandler
public void start()
start
in class Handler
CompositeHandler
public void stop()
stop
in class Handler
CompositeHandler
public void stateChanged(int newState)
stateChanged
in class Handler
newState
- : the new state of the underlying instanceHandler.stateChanged(int)
public void validate(DependencyModel dep)
validate
in interface DependencyStateListener
dep
- : dependency becoming valid.public void invalidate(DependencyModel dep)
invalidate
in interface DependencyStateListener
dep
- : dependency becoming valid.public HandlerDescription getDescription()
getDescription
in class Handler
CompositeHandler
public List getInstances()
public List getRequirements()
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