AllUpperCaseLettersInOrder.java |
package lectures.iterator_scanning; import util.annotations.WebDocuments; @WebDocuments({"Lectures/IteratorScanning.pptx", "Lectures/IteratorScanning.pdf", "Videos/IteratorScanning.avi"}) public class AllUpperCaseLettersInOrder implements CharIterator { char nextLetter = 'A'; public boolean hasNext() { return nextLetter <= 'Z'; } public char next() { char retVal = nextLetter; nextLetter = (char) (nextLetter + 1); return retVal; } }