[FIXED JENKINS-9384] "Copy existing job" autocompletion does not work

changelog.html

@@ -64,6 +64,9 @@ Upcoming changes</a>
   <li class=bug>
     "include culprits" should treat unstable and failure as the same
     (<a href="http://issues.jenkins-ci.org/browse/JENKINS-4617">issue 4617</a>)
+  <li class=bug>
+    fixed "Copy existing job" autocompletion.
+    (<a href="https://issues.jenkins-ci.org/browse/JENKINS-9384">issue 9384</a>)
   <li class=rfe>
     Added two new CLI commands "wait-node-online" and "wait-node-offline" to block until a slave becomes online/offline.
   <li class=rfe>

core/src/main/java/hudson/model/ViewDescriptor.java

@@ -78,8 +78,10 @@ public abstract class ViewDescriptor extends Descriptor<View> {
 
             @Override
             public void onItem(Item i) {
-                r.add(i.getFullName());
-                super.onItem(i);
+                if (i.getFullName().startsWith(value)) {
+                    r.add((i.getFullName()));
+                    super.onItem(i);
+                }
             }
         }.onItemGroup(Hudson.getInstance());