Package org.eclipse.equinox.p2.metadata

Interface IProvidedCapability

public interface IProvidedCapability

Describes a capability that is exposed by an installable unit. These capabilities can satisfy the dependencies of other installable units, causing the unit providing the dependency to be installed.

Instances of this class are handle objects and do not necessarily reflect entities that exist in any particular profile or repository. These handle objects can be created using MetadataFactory.

Since:

2.0

See Also:

• IRequirement

Restriction:

This interface is not intended to be implemented by clients.

Restriction:

This interface is not intended to be extended by clients.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	PROPERTY_VERSION	The name of the property under which the capability version is stored.

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object other)	Returns whether this provided capability is equal to the given object.
String	getName()
String	getNamespace()
Map<String,Object>	getProperties()	A full description of this capability including the name and the version.
Version	getVersion()

Field Details

PROPERTY_VERSION

static final String PROPERTY_VERSION

The name of the property under which the capability version is stored. Can be used with getProperties(). The same value can be obtained with getVersion()

Since:

2.4

See Also:

• Constant Field Values

Method Details

getNamespace

String getNamespace()

Returns:

String the namespace of this capability.

Restriction:

This method is not intended to be referenced by clients.

getName

String getName()

Returns:

String the attribute stored under a key equal to the getNamespace() attribute of this capability.

Restriction:

This method is not intended to be referenced by clients.

getVersion

Version getVersion()

Returns:

String the special PROPERTY_VERSION attribute of this capability.

Restriction:

This method is not intended to be referenced by clients.

getProperties

Map<String,Object> getProperties()

A full description of this capability including the name and the version.

Such a description can be used to match this capability with an LDAP filter for example.

Returns:

An unmodifiable map

Since:

2.4

Restriction:

This method is not intended to be referenced by clients.

equals

boolean equals(Object other)

Returns whether this provided capability is equal to the given object. This method returns true if:

• Both this object and the given object are of type IProvidedCapability
• The result of getNamespace() on both objects are equal
• The result of getProperties() on both objects are equal

Overrides:

equals in class Object