org.apache.felix.resolver.impl

Class HostedRequirement

java.lang.Object

org.apache.felix.resolver.impl.HostedRequirement

All Implemented Interfaces:

Requirement

public class HostedRequirement
extends Object
implements Requirement

Constructor Summary

Constructors

Constructor and Description
HostedRequirement(Resource host, Requirement req)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	equals(Object obj)
Map<String,Object>	getAttributes() Returns the attributes of this requirement.
Map<String,String>	getDirectives() Returns the directives of this requirement.
String	getNamespace() Returns the name space of this requirement.
Requirement	getOriginalRequirement()
Resource	getResource() Returns the resource declaring this requirement.
int	hashCode()
boolean	matches(Capability capability) Returns whether the specified capability matches this requirement.
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

HostedRequirement

public HostedRequirement(Resource host,
                 Requirement req)

Method Detail

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

getOriginalRequirement

public Requirement getOriginalRequirement()

getResource

public Resource getResource()

Description copied from interface: Requirement

Returns the resource declaring this requirement.

Specified by:

getResource in interface Requirement

Returns:

The resource declaring this requirement.

getNamespace

public String getNamespace()

Description copied from interface: Requirement

Returns the name space of this requirement.

Specified by:

getNamespace in interface Requirement

Returns:

The name space of this requirement.

getDirectives

public Map<String,String> getDirectives()

Description copied from interface: Requirement

Returns the directives of this requirement.

Only the following list of directives have specified semantics:

• effective
• filter
• cardinality
• resolution
• visibility - only recognized for the osgi.wiring.bundle name space.

All other directives have no specified semantics and are considered extra user defined information. The OSGi Alliance reserves the right to extend the set of directives which have specified semantics.

Specified by:

getDirectives in interface Requirement

Returns:

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

getAttributes

public Map<String,Object> getAttributes()

Description copied from interface: Requirement

Returns the attributes of this requirement.

Requirement attributes have no specified semantics and are considered extra user defined information.

Specified by:

getAttributes in interface Requirement

Returns:

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

matches

public boolean matches(Capability capability)

Description copied from interface: Requirement

Returns whether the specified capability matches this requirement.

A capability matches this requirement when all of the following are true:

• The specified capability has the same name space as this requirement.
• The filter specified by the filter directive of this requirement matches the attributes of the specified capability.
• The standard capability directives that influence matching and that apply to the name space are satisfied. See the capability mandatory directive.

Specified by:

matches in interface Requirement

Parameters:

capability - The capability to match to this requirement.

Returns:

true if the specified capability matches this this requirement; false otherwise.

toString

public String toString()

Overrides:

toString in class Object