hw3: init

hw3/src/AlbumIterator.java

@@ -0,0 +1,7 @@
+public interface AlbumIterator {
+    boolean hasNext(); // to check if there is a next element
+    boolean hasPrevious(); // to check if there is a previous element
+    Photo current(); // to get the photo at the current position
+    Photo next(); // to advance the iterator to the next position
+    Photo previous(); // to advance the iterator to the previous position
+}

hw3/src/Photo.java

@@ -0,0 +1,10 @@
+import java.util.Date;
+
+public class Photo {
+    private String name;
+    private String filePath;
+    private Date dateAdded;
+    private long fileSize;
+
+    // Constructor, getters, and setters
+}

hw3/src/SortingStrategy.java

@@ -0,0 +1,6 @@
+import java.util.List;
+
+public interface SortingStrategy<T> {
+    List<T> sort(List<T> photos);
+
+}