OSID - osid.PropertyList Service Interface Definition

Interface	osid.PropertyList
Implements	`osid.OsidList`
Used By	`osid.Browsable`
Description	Like all `OsidLists`, `PropertyList` provides a means for accessing `Property` elements sequentially either one at a time or many at a time. Examples: while (pl.hasNext()) { Property property = pl.getNextProperty(); } or while (pl.hasNext()) { Property[] properties = pl.getNextProperties(pl.available()); }
Method	getNextProperty
Description	Gets the next `Property` in this list.
Return	`osid.Property`		the next `Property` in this list. The `hasNext()` method should be used to test that a next `Property` is available before calling this method.
Errors	ILLEGAL_STATE		no more elements available in this list
Errors	OPERATION_FAILED		unable to complete request
Compliance	`mandatory`		This method must be implemented.
Method	getNextProperties
Description	Gets the next set of `Property` elements in this list which must be less than or equal to the number returned from `available()`.
Parameters	`cardinal`	`n`	the number of `Property` elements requested which should be less than or equal to `available()`
Return	`osid.Property[]`		an array of `Property` 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
Errors	OPERATION_FAILED		unable to complete request
Compliance	`mandatory`		This method must be implemented.