coderLinJ5945
diff --git a/‎group20/1107837739/1107837739Learning/src/org/korben/coding/basic/list/KDoubleLinkedList.java
+1-1 b/‎group20/1107837739/1107837739Learning/src/org/korben/coding/basic/list/KDoubleLinkedList.java
+1-1
@@ -148,7 +148,7 @@ public int indexOf(T o) {
 
     @Override
     public KIterator<T> iterator() {
-        throw new IllegalStateException("方法未实现");
+        throw new UnsupportedOperationException("方法未实现");
     }
 
     private Node<T> getNode(int index) {
Original file line number	Diff line number	Diff line change
`@@ -148,7 +148,7 @@ public int indexOf(T o) {`
`148`	`148`
`149`	`149`	`@Override`
`150`	`150`	`public KIterator<T> iterator() {`
`151`		`- throw new IllegalStateException("方法未实现");`
	`151`	`+ throw new UnsupportedOperationException("方法未实现");`
`152`	`152`	`}`
`153`	`153`
`154`	`154`	`private Node<T> getNode(int index) {`