Examples of org.fcrepo.server.storage.types.DatastreamReferencedContent

org.fcrepo.server.storage.types.DatastreamReferencedContent
Referenced Content. @author Chris Wilper @version $Id$

                    + " \"  .";
            throw new DatastreamNotFoundException(message);
        }


        if (ds.DSControlGrp.equalsIgnoreCase("E")) {
            DatastreamReferencedContent drc =
                    (DatastreamReferencedContent) reader
                            .GetDatastream(dsID, asOfDateTime);
            ContentManagerParams params = new ContentManagerParams(drc.DSLocation,
                                                                   drc.DSMIME, null, null);
            params.setContext(context);
            mimeTypedStream = m_externalContentManager.getExternalContent(params);
        } else if (ds.DSControlGrp.equalsIgnoreCase("M")) {
            DatastreamManagedContent dmc =
                    (DatastreamManagedContent) reader
                            .GetDatastream(dsID, asOfDateTime);


            mimeTypedStream = new MIMETypedStream(ds.DSMIME, dmc.getContentStream(context), null,ds.DSSize);
        } else if (ds.DSControlGrp.equalsIgnoreCase("X")) {
            DatastreamXMLMetadata dxm =
                    (DatastreamXMLMetadata) reader.GetDatastream(dsID,
                                                                 asOfDateTime);
            mimeTypedStream = new MIMETypedStream(ds.DSMIME, dxm.getContentStream(context), null, ds.DSSize);
        } else if (ds.DSControlGrp.equalsIgnoreCase("R")) {
            DatastreamReferencedContent drc =
                    (DatastreamReferencedContent) reader
                            .GetDatastream(dsID, asOfDateTime);
            // The dsControlGroupType of Redirect("R") is a special control type
            // used primarily for streaming media. Datastreams of this type are
            // not mediated (proxied by Fedora) and their physical dsLocation is

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        return ds;
    }


    private Datastream addExternalReferencedDatastreamVersion(Entry entry)
            throws ObjectIntegrityException {
        Datastream ds = new DatastreamReferencedContent();
        setDSCommonProperties(ds, entry);
        ds.DSLocation = entry.getContentSrc().toString();
        // Normalize the dsLocation for the deserialization context
        ds.DSLocation =
                (DOTranslationUtility.normalizeDSLocationURLs(m_obj.getPid(),

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                    }
                    // system will set dsLocationType for E and R datastreams...
                    m_dsLocationType = Datastream.DS_LOCATION_TYPE_URL;
                    m_dsInfoType = "DATA";
                    m_dsLocation = dsLocation;
                    instantiateDatastream(new DatastreamReferencedContent());
                } else if (m_dsControlGrp.equalsIgnoreCase("M")) {
                    // URL FORMAT VALIDATION for dsLocation:
                    // For Managed Content the URL is only checked when we are parsing a
                    // a NEW ingest file because the URL is replaced with an internal identifier
                    // once the repository has sucked in the content for storage.

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                        throw new SAXException(ve.getMessage());
                    }
                    // system will set dsLocationType for E and R datastreams...
                    m_dsLocationType = Datastream.DS_LOCATION_TYPE_URL;
                    m_dsLocation = dsLocation;
                    instantiateDatastream(new DatastreamReferencedContent());
                    // check if datastream is ManagedContent
                } else if (m_dsControlGrp.equalsIgnoreCase("M")) {
                    // URL FORMAT VALIDATION for dsLocation:
                    // For Managed Content the URL is only checked when we are parsing a
                    // a NEW ingest file because the URL is replaced with an internal identifier

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            } else if (controlGroup.equals("M")) {
                ds = new DatastreamManagedContent();
                ds.DSInfoType = "DATA";
                ds.DSLocationType = Datastream.DS_LOCATION_TYPE_URL;
            } else if (controlGroup.equals("R") || controlGroup.equals("E")) {
                ds = new DatastreamReferencedContent();
                ds.DSInfoType = "DATA";
                ds.DSLocationType = Datastream.DS_LOCATION_TYPE_URL;
            } else {
                throw new GeneralException("Invalid control group: "
                                           + controlGroup);

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            // (inline xml "X" datastreams have already been rejected)
            Datastream newds;
            if (orig.DSControlGrp.equals("M")) {
                newds = new DatastreamManagedContent();
            } else {
                newds = new DatastreamReferencedContent();
            }
            // update ds attributes that are common to all versions...
            // first, those that cannot be changed by client...
            newds.DatastreamID = orig.DatastreamID;
            newds.DSControlGrp = orig.DSControlGrp;

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    //---


    protected void doTestXLinkNamespace() throws TransformerException, XpathException {
        DigitalObject obj = createTestObject(FEDORA_OBJECT_3_0);
        final String url = "http://example.org/DS1";
        DatastreamReferencedContent ds = createRDatastream("DS1", url);
        obj.addDatastreamVersion(ds, true);
        Document xml = doSerializeOrFail(obj);
        String xpath =
                ROOT_PATH + "/" + METS.FILE_SEC.qName + "/"
                        + METS.FILE_GRP.qName + "[@ID='DATASTREAMS']" + "/"

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        return ds;
    }


    protected static DatastreamReferencedContent createRDatastream(String id,
                                                                   String url) {
        DatastreamReferencedContent ds = new DatastreamReferencedContent();
        ds.DatastreamID = id;
        ds.DSVersionID = id + ".0";
        ds.DSControlGrp = "R";
        ds.DSLocation = url;
        return ds;

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