1 files changed, 13 insertions, 0 deletions
diff --git a/vespa-http-client/src/main/java/com/yahoo/vespa/http/client/config/SessionParams.java b/vespa-http-client/src/main/java/com/yahoo/vespa/http/client/config/SessionParams.java
index 48fd21e2b1f..4e1406ab966 100644
--- a/vespa-http-client/src/main/java/com/yahoo/vespa/http/client/config/SessionParams.java
+++ b/vespa-http-client/src/main/java/com/yahoo/vespa/http/client/config/SessionParams.java
@@ -133,6 +133,8 @@ public final class SessionParams {
         }
     }
 
+    // NOTE! See toBuilder at the end of this class if you add fields here
+
     private final List<Cluster> clusters;
     private final FeedParams feedParams;
     private final ConnectionParams connectionParams;
@@ -179,4 +181,15 @@ public final class SessionParams {
         return errorReport;
     }
 
+    public Builder toBuilder() {
+        Builder b = new Builder();
+        clusters.forEach(c -> b.addCluster(c));
+        b.setFeedParams(feedParams);
+        b.setConnectionParams(connectionParams);
+        b.setClientQueueSize(clientQueueSize);
+        b.setErrorReporter(errorReport);
+        b.setThrottlerMinSize(throttlerMinSize);
+        return b;
+    }
+
 }