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| − | {{#eclipseproject:technology.higgins|eclipse_custom_style.css}}
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| − | The [[Personal Data Store 2.0]] is a web service that stores personal data on behalf of an individual.
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| − | The PDS is a variant of the [[IdAS Proxy Service]], with the following changes:
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| − | *The [[Org.eclipse.higgins.idas.udi|UDI Resolver]] is configured to support '''sync://''' UDIs.
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| − | *The [[Org.eclipse.higgins.idas.registry|IdAS Registry]] is configured to include the [[Org.eclipse.higgins.idas.cp.rdf2|RDF2]] [[Context Provider]].
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| − | The [[IdAS Proxy Service]] is layered over the [[Attribute Service 1.1]] to provide a bi-directional, synchronizing XDI endpoint over data managed by Context Provider plug-ins to the IdAS package. These context providers area also data adapters to a variety of back end data stores.
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| − | ===Access to user's personal data===
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| − | The [[Personal Data Store 2.0]] provides access to the user's personal data. These data are represented as a number of [[Context]]s adhering to the Higgins [[Persona Data Model 2.0]], which can be used for storing arbitrary (identity) data. [[UDI]] references are used for representing "links" between [[Context]]s, both inside the [[Personal Data Store 2.0]] and to external data sources.
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| − | The following diagram shows how apps can access the PDS endpoint over XDI. The diagram shows four contexts that backed by external data sources: Google Contacts, Medical Records, an RDF store and an enterprise LDAP directory:
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| − | [[Image:Pds graphs.png|center]]
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