convert the given string to a rollingupgradeaction . concode_field_sep Map<String,RollingUpgradeAction> MAP concode_elem_sep long QUOTA_DONT_SET concode_elem_sep int READ_TIMEOUT_EXTENSION concode_elem_sep long LEASE_HARDLIMIT_PERIOD concode_elem_sep byte BLOCK_STORAGE_POLICY_ID_UNSPECIFIED concode_elem_sep String HOT_STORAGE_POLICY_NAME concode_elem_sep String SAFEMODE_EXCEPTION_CLASS_NAME concode_elem_sep long GRANDFATHER_GENERATION_STAMP concode_elem_sep long QUOTA_RESET concode_elem_sep String DOT_SNAPSHOT_DIR concode_elem_sep String WARM_STORAGE_POLICY_NAME concode_elem_sep String MEMORY_STORAGE_POLICY_NAME concode_elem_sep int WRITE_TIMEOUT concode_elem_sep String SEPARATOR_DOT_SNAPSHOT_DIR_SEPARATOR concode_elem_sep String ALLSSD_STORAGE_POLICY_NAME concode_elem_sep byte RS_3_2_POLICY_ID concode_elem_sep byte RS_6_3_LEGACY_POLICY_ID concode_elem_sep byte WARM_STORAGE_POLICY_ID concode_elem_sep int DEFAULT_DATA_SOCKET_SIZE concode_elem_sep String SEPARATOR_DOT_SNAPSHOT_DIR concode_elem_sep String HDFS_URI_SCHEME concode_elem_sep int WRITE_TIMEOUT_EXTENSION concode_elem_sep byte ONESSD_STORAGE_POLICY_ID concode_elem_sep String COLD_STORAGE_POLICY_NAME concode_elem_sep int READ_TIMEOUT concode_elem_sep byte COLD_STORAGE_POLICY_ID concode_elem_sep long GRANDFATHER_INODE_ID concode_elem_sep byte MEMORY_STORAGE_POLICY_ID concode_elem_sep int BYTES_IN_INTEGER concode_elem_sep String HA_DT_SERVICE_PREFIX concode_elem_sep byte RS_6_3_POLICY_ID concode_elem_sep byte ALLSSD_STORAGE_POLICY_ID concode_elem_sep String ONESSD_STORAGE_POLICY_NAME concode_elem_sep String CLIENT_NAMENODE_PROTOCOL_NAME concode_elem_sep long LEASE_SOFTLIMIT_PERIOD concode_elem_sep byte HOT_STORAGE_POLICY_ID concode_field_sep placeholderType placeHolder
RollingUpgradeAction function ( String arg0 ) { return MAP . get ( StringUtils . toUpperCase ( arg0 ) ) ; }