Metacat

import edu.ucsb.nceas.metacat.EventLog;

import edu.ucsb.nceas.metacat.IdentifierManager;

import edu.ucsb.nceas.metacat.replication.ForceReplicationSystemMetadataHandler;

	public boolean registerSystemMetadata(Session session, Identifier guid,

		// TODO: control who can call this?

	      if (session == null) {

	          //TODO: many of the thrown exceptions do not use the correct error codes

	          //check these against the docs and correct them

	          throw new NotAuthorized("4861", "No Session - could not authorize to registration." +

	                  "  If you are not logged in, please do so and retry the request.");

	      }

	      // verify that guid == SystemMetadata.getIdentifier()

	      logMetacat.debug("Comparing guid|sysmeta_guid: " + guid.getValue() + "|" + sysmeta.getIdentifier().getValue());

	      if (!guid.getValue().equals(sysmeta.getIdentifier().getValue())) {

	          throw new InvalidRequest("4863", 

	              "GUID in method call (" + guid.getValue() + ") does not match GUID in system metadata (" +

	              sysmeta.getIdentifier().getValue() + ").");

	      }

	      logMetacat.debug("Checking if identifier exists...");

	      // Check that the identifier does not already exist

	      IdentifierManager im = IdentifierManager.getInstance();

	      if (im.identifierExists(guid.getValue())) {

	          throw new InvalidRequest("4863", 

	              "GUID is already in use by an existing object.");

	      }

	      // insert the system metadata into the object store

	      logMetacat.debug("Starting to insert SystemMetadata...");

	      sysmeta.setDateSysMetadataModified(new Date());

	      try {

			    IdentifierManager.getInstance().createSystemMetadata(sysmeta);

			    IdentifierManager.getInstance().updateSystemMetadata(sysmeta);

			    // force replication of this record

			    ForceReplicationSystemMetadataHandler forceReplication = 

			    	new ForceReplicationSystemMetadataHandler(guid.getValue(), null);

		    } catch (Exception e) {

	          throw new ServiceFailure("4862", "Error inserting system metadata: " + e.getClass() + ": " + e.getMessage());

		    }

	      logMetacat.debug("Returning from registerSystemMetadata");

	      EventLog.getInstance().log(null, session.getSubject().getValue(), guid.getValue(), "registerSystemMetadata");

	      return true;