virtual const xmltooling::XMLObject* getMetadata() const=0;
/**
- * Gets the metadata for a given entity. If a valid entity is returned,
- * the provider will be left in a locked state. The caller MUST unlock the
- * provider when finished with the entity.
- *
- * @param id the ID of the entity
- * @param requireValidMetadata indicates whether the metadata for the entity must be valid/current
- *
- * @return the entity's metadata or NULL if there is no metadata or no valid metadata
- */
- virtual const EntityDescriptor* getEntityDescriptor(const XMLCh* id, bool requireValidMetadata=true) const;
-
- /**
- * Gets the metadata for a given entity. If a valid entity is returned,
- * the provider will be left in a locked state. The caller MUST unlock the
- * provider when finished with the entity.
- *
- * @param id the ID of the entity
- * @param requireValidMetadata indicates whether the metadata for the entity must be valid/current
- *
- * @return the entity's metadata or NULL if there is no metadata or no valid metadata
- */
- virtual const EntityDescriptor* getEntityDescriptor(const char* id, bool requireValidMetadata=true) const=0;
-
- /**
- * Gets the metadata for an entity that issued a SAML artifact. If a valid entity is returned,
- * the provider will be left in a locked state. The caller MUST unlock the
- * provider when finished with the entity.
- *
- * @param artifact a SAML artifact to find the issuer of
- *
- * @return the entity's metadata or NULL if there is no valid metadata
- */
- virtual const EntityDescriptor* getEntityDescriptor(const SAMLArtifact* artifact) const=0;
-
- /**
* Gets the metadata for a given group of entities. If a valid group is returned,
* the resolver will be left in a locked state. The caller MUST unlock the
* resolver when finished with the group.
*/
virtual const EntitiesDescriptor* getEntitiesDescriptor(const char* name, bool requireValidMetadata=true) const=0;
+ /**
+ * Batches up criteria for entity lookup.
+ */
+ struct SAML_API Criteria {
+ /**
+ * Default constructor.
+ */
+ Criteria() : entityID_unicode(NULL), entityID_ascii(NULL), artifact(NULL), role(NULL), protocol(NULL), protocol2(NULL), validOnly(true) {
+ }
+
+ /**
+ * Constructor.
+ *
+ * @param id entityID to lookup
+ * @param q element/type of role, if any
+ * @param prot protocol support constant, if any
+ * @param valid true iff stale metadata should be ignored
+ */
+ Criteria(const XMLCh* id, const xmltooling::QName* q=NULL, const XMLCh* prot=NULL, bool valid=true)
+ : entityID_unicode(id), entityID_ascii(NULL), artifact(NULL), role(q), protocol(prot), protocol2(NULL), validOnly(valid) {
+ }
+
+ /**
+ * Constructor.
+ *
+ * @param id entityID to lookup
+ * @param q element/type of role, if any
+ * @param prot protocol support constant, if any
+ * @param valid true iff stale metadata should be ignored
+ */
+ Criteria(const char* id, const xmltooling::QName* q=NULL, const XMLCh* prot=NULL, bool valid=true)
+ : entityID_unicode(NULL), entityID_ascii(id), artifact(NULL), role(q), protocol(prot), protocol2(NULL), validOnly(valid) {
+ }
+
+ /**
+ * Constructor.
+ *
+ * @param a artifact to lookup
+ * @param q element/type of role, if any
+ * @param prot protocol support constant, if any
+ * @param valid true iff stale metadata should be ignored
+ */
+ Criteria(const SAMLArtifact* a, const xmltooling::QName* q=NULL, const XMLCh* prot=NULL, bool valid=true)
+ : entityID_unicode(NULL), entityID_ascii(NULL), artifact(a), role(q), protocol(prot), protocol2(NULL), validOnly(valid) {
+ }
+
+ virtual ~Criteria() {}
+
+ /** Unique ID of entity. */
+ const XMLCh* entityID_unicode;
+ /** Unique ID of entity. */
+ const char* entityID_ascii;
+ /** SAML artifact */
+ const SAMLArtifact* artifact;
+ /** Element or schema type QName of metadata role. */
+ const xmltooling::QName* role;
+ /** Protocol support constant. */
+ const XMLCh* protocol;
+ /** Backup protocol support constant. */
+ const XMLCh* protocol2;
+ /** Controls whether stale metadata is ignored. */
+ bool validOnly;
+ };
+
+ /**
+ * Gets entity metadata based on supplied criteria. If a valid entity is returned,
+ * the provider will be left in a locked state. The caller MUST unlock the
+ * provider when finished with the entity.
+ *
+ * @param criteria lookup criteria
+ *
+ * @return the entity's metadata (and optionally a role) or NULL if there is no qualifying metadata
+ */
+ virtual std::pair<const EntityDescriptor*,const RoleDescriptor*> getEntityDescriptor(const Criteria& criteria) const=0;
+
protected:
/**
* Applies any installed filters to a metadata instance.
/** MetadataProvider based on local or remote XML file */
#define XML_METADATA_PROVIDER "XML"
+ /** MetadataProvider based on dynamic resolution */
+ #define DYNAMIC_METADATA_PROVIDER "Dynamic"
+
/** MetadataProvider that wraps a sequence of metadata providers. */
#define CHAINING_METADATA_PROVIDER "Chaining"
+ /** MetadataProvider that returns an empty "dummy" entity descriptor. */
+ #define NULL_METADATA_PROVIDER "Null"
+
DECL_XMLTOOLING_EXCEPTION(MetadataException,SAML_EXCEPTIONAPI(SAML_API),opensaml::saml2md,xmltooling::XMLToolingException,Exceptions related to metadata use);
};
};