// get a list which contains Book instances with ids 2, 1, 3 respectively def bookList = Book.getAll(2, 1, 3) // can take a list of ids as only argument, very // useful when the ids list is calculated in code def bookList = Book.getAll([1, 2, 3]) // when called without arguments returns list of all objects def bookList = Book.getAll()
List of instances of the domain class for the specified ids, ordered by the original ids list. If some of the provided ids are
null or there are no instances with these ids, the resulting
List will have
null values in those positions.
varargs* - A variable argument list of ids
ids* - A list of ids