public Map<String, TaskManagerFactory> loadTaskFactories() {
Map<String, TaskManagerFactory> factoryMap;
factoryMap = new HashMap<String, TaskManagerFactory>();
factoryMap.put("write-pgsimp", new PostgreSqlWriterFactory());
factoryMap.put("ws", new PostgreSqlWriterFactory());
factoryMap.put("fast-write-pgsimp", new PostgreSqlCopyWriterFactory());
factoryMap.put("fws", new PostgreSqlCopyWriterFactory());
factoryMap.put("truncate-pgsimp", new PostgreSqlTruncatorFactory());
factoryMap.put("ts", new PostgreSqlTruncatorFactory());
factoryMap.put("write-pgsimp-dump", new PostgreSqlDumpWriterFactory());
factoryMap.put("wsd", new PostgreSqlDumpWriterFactory());
factoryMap.put("read-pgsimp", new PostgreSqlDatasetReaderFactory());
factoryMap.put("rs", new PostgreSqlDatasetReaderFactory());
factoryMap.put("write-pgsimp-change", new PostgreSqlChangeWriterFactory());
factoryMap.put("wsc", new PostgreSqlChangeWriterFactory());
factoryMap.put("write-pgsimp-0.6", new PostgreSqlWriterFactory());
factoryMap.put("fast-write-pgsimp-0.6", new PostgreSqlCopyWriterFactory());
factoryMap.put("truncate-pgsimp-0.6", new PostgreSqlTruncatorFactory());
factoryMap.put("write-pgsimp-dump-0.6", new PostgreSqlDumpWriterFactory());
factoryMap.put("read-pgsimp-0.6", new PostgreSqlDatasetReaderFactory());
factoryMap.put("write-pgsimp-change-0.6", new PostgreSqlChangeWriterFactory());