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java.lang.Objectorg.apache.felix.ipojo.Handler
org.apache.felix.ipojo.composite.CompositeHandler
org.apache.felix.ipojo.composite.instance.InstanceHandler
public class InstanceHandler
Composite Instance Handler. This handler allows creating an instance inside a composite. This instance is determine by its type and a configuration.
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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InstanceHandler()
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Method Summary | |
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void |
bindFactory(org.apache.felix.ipojo.Factory factory)
A new valid factory appears. |
void |
configure(org.apache.felix.ipojo.metadata.Element metadata,
java.util.Dictionary configuration)
Configure method. |
org.apache.felix.ipojo.architecture.HandlerDescription |
getDescription()
Return the handler description, i.e. |
java.lang.Object |
getObjectFromInstance(java.lang.String type)
Method returning an instance object of the given component type. |
java.util.List |
getUsedType()
Get the list of used component type. |
static java.util.Dictionary |
parseInstance(org.apache.felix.ipojo.metadata.Element instance)
Parse an Element to get a dictionary. |
static void |
parseProperty(org.apache.felix.ipojo.metadata.Element prop,
java.util.Dictionary dict)
Parse a property. |
void |
start()
Start method. |
void |
stateChanged(org.apache.felix.ipojo.ComponentInstance instance,
int newState)
Instance state listener. |
void |
stop()
Stop all created instances. |
void |
unbindFactory(org.apache.felix.ipojo.Factory factory)
An existing factory disappears or becomes invalid. |
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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error, error, getHandlerManager, getValidity, info, initializeComponentFactory, isValid, reconfigure, setValidity, stateChanged, 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 InstanceHandler()
Method Detail |
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public void bindFactory(org.apache.felix.ipojo.Factory factory)
factory
- : factory.public void unbindFactory(org.apache.felix.ipojo.Factory factory)
factory
- : factorypublic void stop()
stop
in class org.apache.felix.ipojo.Handler
public void configure(org.apache.felix.ipojo.metadata.Element metadata, java.util.Dictionary configuration) throws org.apache.felix.ipojo.ConfigurationException
configure
in class org.apache.felix.ipojo.Handler
metadata
- : component type metadata.configuration
- : instance configuration.
org.apache.felix.ipojo.ConfigurationException
- : occurs an instance cannot be parsed correctly.org.apache.felix.ipojo.CompositeHandler#configure(org.apache.felix.ipojo.CompositeManager, org.apache.felix.ipojo.metadata.Element, java.util.Dictionary)
public static java.util.Dictionary parseInstance(org.apache.felix.ipojo.metadata.Element instance) throws org.apache.felix.ipojo.parser.ParseException
instance
- : the Element describing an instance.
org.apache.felix.ipojo.parser.ParseException
- : occurs when a configuration cannot be parse correctly.public static void parseProperty(org.apache.felix.ipojo.metadata.Element prop, java.util.Dictionary dict) throws org.apache.felix.ipojo.parser.ParseException
prop
- : the current element to parsedict
- : the dictionary to populate
org.apache.felix.ipojo.parser.ParseException
- : occurs if the property cannot be parsed correctlypublic void start()
start
in class org.apache.felix.ipojo.Handler
org.apache.felix.ipojo.CompositeHandler#start()
public void stateChanged(org.apache.felix.ipojo.ComponentInstance instance, int newState)
stateChanged
in interface org.apache.felix.ipojo.InstanceStateListener
instance
- : instancenewState
- : the now state of the given instanceInstanceStateListener.stateChanged(org.apache.felix.ipojo.ComponentInstance, int)
public java.lang.Object getObjectFromInstance(java.lang.String type)
type
- : type.
public org.apache.felix.ipojo.architecture.HandlerDescription getDescription()
getDescription
in class org.apache.felix.ipojo.Handler
org.apache.felix.ipojo.CompositeHandler#getDescription()
public java.util.List getUsedType()
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