Interface | osid.metering.UtilityList | ||
---|---|---|---|
Implements | osid.OsidList | ||
Description |
Like all while (ul.hasNext()) { Utility utility = ul.getNextUtility(); }or while (ul.hasNext()) { Utility[] utilities = ul.getNextUtilities(ul.available()); } | ||
Method | getNextUtility | ||
Description |
Gets the next | ||
Return | osid.metering.Utility | the next Utility in this list. The hasNext()
method should be used to test that a next Utility is available
before calling this method. | |
Errors | ILLEGAL_STATE | no more elements available in this list | |
OPERATION_FAILED | unable to complete request | ||
Compliance | mandatory | This method must be implemented. | |
Method | getNextUtilities | ||
Description |
Gets the next set of | ||
Parameters | cardinal | n | the number of Utility elements requested which must be less
than or equal to available() |
Return | osid.metering.Utility[] | an array of Utility elements. The length of
the array is less than or equal to the number specified. | |
Errors | ILLEGAL_STATE | no more elements available in this list | |
OPERATION_FAILED | unable to complete request | ||
Compliance | mandatory | This method must be implemented. |