fr.liglab.adele.cilia.dependency

Class DependencyHandler

java.lang.Object

org.apache.felix.ipojo.Handler

org.apache.felix.ipojo.PrimitiveHandler

fr.liglab.adele.cilia.dependency.DependencyHandler

All Implemented Interfaces:

DependencyStateListener, org.apache.felix.ipojo.ConstructorInjector, org.apache.felix.ipojo.FieldInterceptor, org.apache.felix.ipojo.MethodInterceptor

public class DependencyHandler
extends org.apache.felix.ipojo.PrimitiveHandler
implements DependencyStateListener

The dependency handler manages a list of service dependencies.

Author:

Felix Project Team

Field Summary

Fields

Modifier and Type	Field and Description
static String	DEFAULT_FILTER_NAME This filter Id is used when no id has been defined
static String	DYNAMIC_PROXY Proxy type value: dynamic-proxy.
protected static int	LIST Dependency Field Type : List.
static org.slf4j.Logger	logger
static String	PROXY_DISABLED Proxy settings value: disabled.
static String	PROXY_ENABLED Proxy settings value: enabled.
static String	PROXY_SETTINGS_PROPERTY Proxy settings property.
static String	PROXY_TYPE_PROPERTY Proxy type property.
protected static int	SET Dependency Field Type : Set.
static String	SMART_PROXY Proxy type value: smart.
protected static int	VECTOR Dependency field type : Vector The dependency will be injected as a vector.

Fields inherited from class org.apache.felix.ipojo.PrimitiveHandler

HANDLER_TYPE

Fields inherited from class org.apache.felix.ipojo.Handler

HANDLER_LEVEL_PROPERTY, HANDLER_NAME_PROPERTY, HANDLER_NAMESPACE_PROPERTY, HANDLER_TYPE_PROPERTY, m_instance, m_isValid

Constructor Summary

Constructors

Constructor and Description
DependencyHandler()

Method Summary

Methods

Modifier and Type	Method and Description
static void	checkCardinality(String aCardinality)
protected void	checkContext() Check the validity of the dependencies.
void	configure(org.apache.felix.ipojo.metadata.Element componentMetadata, Dictionary configuration) Configure the handler.
static int	getCardinalityMaximum(String aCardinality) Extract the cardinality max a cardinality max ="*" means no bound
Dependency[]	getDependencies() Get the list of managed dependency.
org.apache.felix.ipojo.architecture.HandlerDescription	getDescription() Get the dependency handler description.
void	invalidate(DependencyModel dep) Invalidate method.
static boolean	isMinCardinalityOptionnal(String aCardinality) Extract the cardinality minimum
void	onCreation(Object instance) Handler createInstance method.
void	start() Handler start method.
void	stop() Handler stop method.
void	validate(DependencyModel dep) Validate method.

Methods inherited from class org.apache.felix.ipojo.PrimitiveHandler

attach, getConstructorParameter, getConstructorParameterType, getFactory, getHandler, getInstanceManager, getLogger, getPojoMetadata, onEntry, onError, onExit, onFinally, onGet, onSet, setFactory

Methods inherited from class org.apache.felix.ipojo.Handler

debug, error, error, getHandlerManager, getValidity, info, initializeComponentFactory, isValid, reconfigure, setValidity, stateChanged, warn, warn

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

logger

public static org.slf4j.Logger logger

DEFAULT_FILTER_NAME

public static final String DEFAULT_FILTER_NAME

This filter Id is used when no id has been defined

See Also:

Constant Field Values

PROXY_SETTINGS_PROPERTY

public static final String PROXY_SETTINGS_PROPERTY

Proxy settings property.

See Also:

Constant Field Values

PROXY_TYPE_PROPERTY

public static final String PROXY_TYPE_PROPERTY

Proxy type property.

See Also:

Constant Field Values

SMART_PROXY

public static final String SMART_PROXY

Proxy type value: smart.

See Also:

Constant Field Values

DYNAMIC_PROXY

public static final String DYNAMIC_PROXY

Proxy type value: dynamic-proxy.

See Also:

Constant Field Values

PROXY_ENABLED

public static final String PROXY_ENABLED

Proxy settings value: enabled.

See Also:

Constant Field Values

PROXY_DISABLED

public static final String PROXY_DISABLED

Proxy settings value: disabled.

See Also:

Constant Field Values

VECTOR

protected static final int VECTOR

Dependency field type : Vector The dependency will be injected as a vector.

See Also:

Constant Field Values

LIST

protected static final int LIST

Dependency Field Type : List. The dependency will be injected as a list.

See Also:

Constant Field Values

SET

protected static final int SET

Dependency Field Type : Set. The dependency will be injected as a set.

See Also:

Constant Field Values

Constructor Detail

DependencyHandler

public DependencyHandler()

Method Detail

getDependencies

public Dependency[] getDependencies()

Get the list of managed dependency.

Returns:

the dependency list

validate

public void validate(DependencyModel dep)

Validate method. This method is invoked by an AbstractServiceDependency when this dependency becomes RESOLVED.

Specified by:

validate in interface DependencyStateListener

Parameters:

dep - : the dependency becoming RESOLVED.

See Also:

DependencyStateListener.validate(org.apache.felix.ipojo.util.DependencyModel)

invalidate

public void invalidate(DependencyModel dep)

Invalidate method. This method is invoked by an AbstractServiceDependency when this dependency becomes UNRESOLVED or BROKEN.

Specified by:

invalidate in interface DependencyStateListener

Parameters:

dep - : the dependency becoming UNRESOLVED or BROKEN.

See Also:

DependencyStateListener.invalidate(org.apache.felix.ipojo.util.DependencyModel)

checkContext

protected void checkContext()

Check the validity of the dependencies.

configure

public void configure(org.apache.felix.ipojo.metadata.Element componentMetadata,
             Dictionary configuration)
               throws org.apache.felix.ipojo.ConfigurationException

Configure the handler.

Specified by:

configure in class org.apache.felix.ipojo.Handler

Parameters:

componentMetadata - : the component type metadata

configuration - : the instance configuration

Throws:

org.apache.felix.ipojo.ConfigurationException - : one dependency metadata is not correct.

See Also:

org.apache.felix.ipojo.Handler#configure(org.apache.felix.ipojo.InstanceManager, org.apache.felix.ipojo.metadata.Element, java.util.Dictionary)

start

public void start()

Handler start method.

Specified by:

start in class org.apache.felix.ipojo.Handler

See Also:

Handler.start()

stop

public void stop()

Handler stop method.

Specified by:

stop in class org.apache.felix.ipojo.Handler

See Also:

Handler.stop()

onCreation

public void onCreation(Object instance)

Handler createInstance method. This method is override to allow delayed callback invocation.

Overrides:

onCreation in class org.apache.felix.ipojo.PrimitiveHandler

Parameters:

instance - : the created object

See Also:

org.apache.felix.ipojo.Handler#onCreation(java.lang.Object)

getDescription

public org.apache.felix.ipojo.architecture.HandlerDescription getDescription()

Get the dependency handler description.

Overrides:

getDescription in class org.apache.felix.ipojo.Handler

Returns:

the dependency handler description.

See Also:

Handler.getDescription()

isMinCardinalityOptionnal

public static boolean isMinCardinalityOptionnal(String aCardinality)
                                         throws org.apache.felix.ipojo.ConfigurationException

Extract the cardinality minimum

Parameters:

aCardinality -

Returns:

true/false

Throws:

org.apache.felix.ipojo.ConfigurationException

getCardinalityMaximum

public static int getCardinalityMaximum(String aCardinality)
                                 throws org.apache.felix.ipojo.ConfigurationException

Extract the cardinality max a cardinality max ="*" means no bound

Parameters:

aCardinality -

Returns:

-1 no cardinality

Throws:

org.apache.felix.ipojo.ConfigurationException

checkCardinality

public static void checkCardinality(String aCardinality)
                             throws org.apache.felix.ipojo.ConfigurationException

Throws:

org.apache.felix.ipojo.ConfigurationException