org.osgi.resource

Interface Capability

All Known Subinterfaces:

BundleCapability

All Known Implementing Classes:

BundleCapabilityImpl

@ConsumerType
public interface Capability

A capability that has been declared from a Resource.

Instances of this type must be effectively immutable. That is, for a given instance of this interface, the methods defined by this interface must always return the same result.

Author:

$Id: 4c1f7f4309b23e7cf345c784ed096a2d9bd80467 $

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object obj) Compares this Capability to another Capability.
Map<String,Object>	getAttributes() Returns the attributes of this capability.
Map<String,String>	getDirectives() Returns the directives of this capability.
String	getNamespace() Returns the namespace of this capability.
Resource	getResource() Returns the resource declaring this capability.
int	hashCode() Returns the hashCode of this Capability.

Method Detail

getNamespace

String getNamespace()

Returns the namespace of this capability.

Returns:

The namespace of this capability.

getDirectives

Map<String,String> getDirectives()

Returns the directives of this capability.

Returns:

An unmodifiable map of directive names to directive values for this capability, or an empty map if this capability has no directives.

getAttributes

Map<String,Object> getAttributes()

Returns the attributes of this capability.

Returns:

An unmodifiable map of attribute names to attribute values for this capability, or an empty map if this capability has no attributes.

getResource

Resource getResource()

Returns the resource declaring this capability.

Returns:

The resource declaring this capability.

equals

boolean equals(Object obj)

Compares this Capability to another Capability.

This Capability is equal to another Capability if they have the same namespace, directives and attributes and are declared by the same resource.

Overrides:

equals in class Object

Parameters:

obj - The object to compare against this Capability.

Returns:

true if this Capability is equal to the other object; false otherwise.

hashCode

int hashCode()

Returns the hashCode of this Capability.

Overrides:

hashCode in class Object

Returns:

The hashCode of this Capability.