question: public void addLabelToStorage ( StorageData storageData , AbstractStorageLabel < ? > storageLabel , boolean doOverwrite ) throws IOException , SerializationException , BusinessException { StorageData local = getLocalStorageDataObject ( storageData ) ; if ( null != local ) { local . addLabel ( storageLabel , doOverwrite ) ; writeStorageDataToDisk ( local ) ; } }
target:  Add a label to the storage and saves new state of the storage to the disk.