Examples of org.fcrepo.server.storage.DOWriter.GetDatastream()

Class org.fcrepo.server.storage.DOWriter

Examples of org.fcrepo.server.storage.DOWriter.GetDatastream()

org.fcrepo.server.storage.DOWriter.GetDatastream()

                    throw new GeneralException("Datastream ids cannot contain plusses.");
                }
                if (dsID.indexOf(":") != -1) {
                    throw new GeneralException("Datastream ids cannot contain colons.");
                }
                if (w.GetDatastream(dsID, null) != null) {
                    throw new GeneralException("A datastream already exists with ID: "
                                               + dsID);
                } else {
                    ds.DatastreamID = dsID;
                }

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                                                        checksum);


            checkDatastreamLabel(dsLabel);
            w = m_manager.getWriter(Server.USE_DEFINITIVE_STORE, context, pid);
            org.fcrepo.server.storage.types.Datastream orig =
                    w.GetDatastream(datastreamId, null);
            if (orig == null) {
                throw new DatastreamNotFoundException("Object " + pid + " has no datastream "
                                                      + datastreamId + " to modify");
            }
            // if provided, check request lastModifiedDate against the datastream,

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                                                   checksum);


            checkDatastreamLabel(dsLabel);
            w = m_manager.getWriter(Server.USE_DEFINITIVE_STORE, context, pid);
            Datastream orig =
                    w.GetDatastream(datastreamId, null);
            if (orig == null) {
                throw new DatastreamNotFoundException("Object " + pid + " has no datastream "
                                                      + datastreamId + " to modify");
            }

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            w = m_manager.getWriter(Server.USE_DEFINITIVE_STORE, context, pid);
            Date[] deletedDates =
                    w.removeDatastream(datastreamID, startDT, endDT);
            // check if there's at least one version with this id...
            if (w.GetDatastream(datastreamID, null) == null) {
                // if deleting would result in no versions remaining,
                // only continue if there are no disseminators that use
                // this datastream.
                // to do this, we must look through all versions of every
                // disseminator, regardless of state

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                w = m_manager.getWriter(false, context, pid);
            } catch (ObjectNotInLowlevelStorageException e ){
                throw new ObjectNotFoundException("Object " + pid + " does not exist.");
            }


            Datastream currentDS = w.GetDatastream(dsID, null);
            if (currentDS == null) {
                    throw new DatastreamNotFoundException("Datastream " + dsID + " not found");
            }


            if (currentDS.DSControlGrp.equals("X")) {

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                // take a copy of the existing datastream versions
                Date[] versions = w.getDatastreamVersions(dsID);
                Map<Date, Datastream> copyDS = new HashMap<Date, Datastream>();
                for (Date version: versions) {
                    Datastream d = w.GetDatastream(dsID, version);
                    copyDS.put(version, d.copy());
                }


                // purge the existing datastream (all versions)
                w.removeDatastream(dsID, null, null);

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