question: private Object stringToValue ( Object oldValue , String newValue ) throws ReplicatorException { if ( oldValue instanceof String ) { return newValue ; } else if ( oldValue instanceof Integer ) { return Integer . valueOf ( newValue ) ; } else if ( oldValue instanceof SerialBlob ) { try { return DatabaseHelper . getSafeBlob ( newValue . getBytes ( ) ) ; } catch ( SQLException e ) { throw new ReplicatorException ( "Unable to convert back from String to SerialBlob: " + e , e ) ; } } else { return newValue ; } }
target:  Converts string back to correct (previous) data type.