TServerInstance instance = new TServerInstance(location, zl.getSessionId());
Writer writer = new Writer(HdfsZooInstance.getInstance(), SecurityConstants.getSystemCredentials(), Constants.METADATA_TABLE_ID);
Assignment assignment = new Assignment(high, instance);
Mutation m = new Mutation(assignment.tablet.getMetadataEntry());
m.put(Constants.METADATA_FUTURE_LOCATION_COLUMN_FAMILY, assignment.server.asColumnQualifier(), assignment.server.asMutationValue());
writer.update(m);
if (steps >= 1) {
Map<String,Long> bulkFiles = MetadataTable.getBulkFilesLoaded(SecurityConstants.getSystemCredentials(), extent);
MetadataTable.addNewTablet(low, "/lowDir", instance, lowDatafileSizes, bulkFiles, SecurityConstants.getSystemCredentials(), TabletTime.LOGICAL_TIME_ID
+ "0", -1l, -1l, zl);