aQute.bnd.osgi.resource

Class ResourceUtils

java.lang.Object

aQute.bnd.osgi.resource.ResourceUtils

public class ResourceUtils
extends java.lang.Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	ResourceUtils.BundleCap
static interface	ResourceUtils.ContentCapability
static interface	ResourceUtils.IdentityCapability

Field Summary

Fields

Modifier and Type	Field and Description
static Resource	DUMMY_RESOURCE
static java.util.Comparator<Resource>	IDENTITY_VERSION_COMPARATOR A comparator that compares the identity versions
static java.lang.String	WORKSPACE_NAMESPACE

Constructor Summary

Constructors

Constructor and Description
ResourceUtils()

Method Summary

Methods

Modifier and Type	Method and Description
static <T extends Capability> T	as(Capability cap, java.lang.Class<T> type)
static <T extends Requirement> T	as(Requirement req, java.lang.Class<T> type)
static Requirement	createWildcardRequirement()
static java.util.List<Capability>	findProviders(Requirement requirement, java.util.Collection<? extends Capability> capabilities)
static ResourceUtils.BundleCap	getBundleCapability(Resource resource)
static java.util.List<ResourceUtils.ContentCapability>	getContentCapabilities(Resource resource)
static ResourceUtils.ContentCapability	getContentCapability(Resource resource)
static java.lang.String	getEffective(java.util.Map<java.lang.String,java.lang.String> directives)
static java.lang.String	getIdentity(Capability identityCapability)
static ResourceUtils.IdentityCapability	getIdentityCapability(Resource resource)
static java.lang.String	getIdentityVersion(Resource resource)
static java.util.Map<java.net.URI,java.lang.String>	getLocations(Resource resource)
static ResolutionDirective	getResolution(Requirement r)
static java.util.Set<Resource>	getResources(java.util.Collection<? extends Capability> providers)
static java.net.URI	getURI(Capability contentCapability)
static Version	getVersion(Capability cap)
static java.lang.String	getVersionAttributeForNamespace(java.lang.String ns)
static boolean	isEffective(Requirement r, Capability c)
static boolean	isFragment(Resource resource)
static boolean	matches(Requirement r, Capability c)
static boolean	matches(Requirement r, Resource resource)
static java.lang.String	stripDirective(java.lang.String name)
static java.lang.String	toProvideCapability(Capability cap)
static java.lang.String	toRequireCapability(Requirement req)
static Version	toVersion(java.lang.Object v)
static VersionedClause	toVersionClause(Resource resource, java.lang.String mask) Create a VersionedClause by applying a version range mask to the resource! Masks are defined by Macro._range(String[]).

Methods inherited from class java.lang.Object

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

Field Detail

IDENTITY_VERSION_COMPARATOR

public static final java.util.Comparator<Resource> IDENTITY_VERSION_COMPARATOR

A comparator that compares the identity versions

DUMMY_RESOURCE

public static final Resource DUMMY_RESOURCE

WORKSPACE_NAMESPACE

public static final java.lang.String WORKSPACE_NAMESPACE

See Also:

Constant Field Values

Constructor Detail

ResourceUtils

public ResourceUtils()

Method Detail

getContentCapability

public static ResourceUtils.ContentCapability getContentCapability(Resource resource)

getContentCapabilities

public static java.util.List<ResourceUtils.ContentCapability> getContentCapabilities(Resource resource)

getIdentityCapability

public static ResourceUtils.IdentityCapability getIdentityCapability(Resource resource)

getIdentityVersion

public static java.lang.String getIdentityVersion(Resource resource)

getBundleCapability

public static ResourceUtils.BundleCap getBundleCapability(Resource resource)

toVersion

public static Version toVersion(java.lang.Object v)

getVersion

public static final Version getVersion(Capability cap)

getURI

public static java.net.URI getURI(Capability contentCapability)

getVersionAttributeForNamespace

public static java.lang.String getVersionAttributeForNamespace(java.lang.String ns)

as

public static <T extends Capability> T as(Capability cap,
                          java.lang.Class<T> type)

as

public static <T extends Requirement> T as(Requirement req,
                           java.lang.Class<T> type)

getResources

public static java.util.Set<Resource> getResources(java.util.Collection<? extends Capability> providers)

createWildcardRequirement

public static Requirement createWildcardRequirement()

isEffective

public static boolean isEffective(Requirement r,
                  Capability c)

matches

public static boolean matches(Requirement r,
              Resource resource)

matches

public static boolean matches(Requirement r,
              Capability c)

getEffective

public static java.lang.String getEffective(java.util.Map<java.lang.String,java.lang.String> directives)

getResolution

public static ResolutionDirective getResolution(Requirement r)

toRequireCapability

public static java.lang.String toRequireCapability(Requirement req)
                                            throws java.lang.Exception

Throws:

java.lang.Exception

toProvideCapability

public static java.lang.String toProvideCapability(Capability cap)
                                            throws java.lang.Exception

Throws:

java.lang.Exception

getLocations

public static java.util.Map<java.net.URI,java.lang.String> getLocations(Resource resource)

findProviders

public static java.util.List<Capability> findProviders(Requirement requirement,
                                       java.util.Collection<? extends Capability> capabilities)

isFragment

public static boolean isFragment(Resource resource)

stripDirective

public static java.lang.String stripDirective(java.lang.String name)

getIdentity

public static java.lang.String getIdentity(Capability identityCapability)
                                    throws java.lang.IllegalArgumentException

Throws:

java.lang.IllegalArgumentException

toVersionClause

public static VersionedClause toVersionClause(Resource resource,
                              java.lang.String mask)

Create a VersionedClause by applying a version range mask to the resource! Masks are defined by Macro._range(String[]). If the resource should represent a project in the bnd workspace, then instead the VersionClause will refer to it as a snapshot version: e.g. ;version=snapshot