424043 - IteratingCallback Idle race.

restored support for the old style usage where the callback is scheduled externally without a call to iterate()

1 files changed, 4 insertions, 0 deletions

diff --git a/jetty-util/src/main/java/org/eclipse/jetty/util/IteratingCallback.java b/jetty-util/src/main/java/org/eclipse/jetty/util/IteratingCallback.java
index d063f32eaf..73db074d75 100644
--- a/jetty-util/src/main/java/org/eclipse/jetty/util/IteratingCallback.java
+++ b/jetty-util/src/main/java/org/eclipse/jetty/util/IteratingCallback.java
@@ -244,6 +244,10 @@ public abstract class IteratingCallback implements Callback
                     // called, and we just return.
                     return;
                 }
+                case INACTIVE:
+                    iterate(); // TODO, remove support for the old style, where the callback is schedule externally, without a call to iterate()!
+                    return;
+                    
                 default:
                 {
                     throw new IllegalStateException(toString());