Update copyright

55 files changed, 55 insertions, 39 deletions

diff --git a/zookeeper-server/CMakeLists.txt b/zookeeper-server/CMakeLists.txt
index ea8bf68eba8..d410469e225 100644
--- a/zookeeper-server/CMakeLists.txt
+++ b/zookeeper-server/CMakeLists.txt
@@ -1,4 +1,4 @@
-# Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+# Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 add_subdirectory(zookeeper-server-common)
 add_subdirectory(zookeeper-server)
 add_subdirectory(zookeeper-server-3.8.1)
diff --git a/zookeeper-server/pom.xml b/zookeeper-server/pom.xml
index c1f92eece63..f0ed16e67d4 100644
--- a/zookeeper-server/pom.xml
+++ b/zookeeper-server/pom.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0"?>
-<!-- Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root. -->
+<!-- Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root. -->
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
diff --git a/zookeeper-server/zookeeper-server-3.8.1/CMakeLists.txt b/zookeeper-server/zookeeper-server-3.8.1/CMakeLists.txt
index 72c47b6028b..6ef449c4ced 100644
--- a/zookeeper-server/zookeeper-server-3.8.1/CMakeLists.txt
+++ b/zookeeper-server/zookeeper-server-3.8.1/CMakeLists.txt
@@ -1,2 +1,2 @@
-# Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+# Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 install_jar(zookeeper-server-3.8.1-jar-with-dependencies.jar)
diff --git a/zookeeper-server/zookeeper-server-3.8.1/pom.xml b/zookeeper-server/zookeeper-server-3.8.1/pom.xml
index b90a5feefa3..fba27452de6 100644
--- a/zookeeper-server/zookeeper-server-3.8.1/pom.xml
+++ b/zookeeper-server/zookeeper-server-3.8.1/pom.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0"?>
-<!-- Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root. -->
+<!-- Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root. -->
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
diff --git a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/com/yahoo/vespa/zookeeper/ConfigServerZooKeeperServer.java b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/com/yahoo/vespa/zookeeper/ConfigServerZooKeeperServer.java
index 17179aa5e69..d986f02d89a 100644
--- a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/com/yahoo/vespa/zookeeper/ConfigServerZooKeeperServer.java
+++ b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/com/yahoo/vespa/zookeeper/ConfigServerZooKeeperServer.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 import com.yahoo.cloud.config.ZookeeperServerConfig;
diff --git a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/com/yahoo/vespa/zookeeper/ReconfigurableVespaZooKeeperServer.java b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/com/yahoo/vespa/zookeeper/ReconfigurableVespaZooKeeperServer.java
index 8161e4bba4b..e689dd02dc5 100644
--- a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/com/yahoo/vespa/zookeeper/ReconfigurableVespaZooKeeperServer.java
+++ b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/com/yahoo/vespa/zookeeper/ReconfigurableVespaZooKeeperServer.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 import ai.vespa.validation.Validation;
diff --git a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/com/yahoo/vespa/zookeeper/VespaMtlsAuthenticationProvider.java b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/com/yahoo/vespa/zookeeper/VespaMtlsAuthenticationProvider.java
index 66742b0e05b..3c8a373f121 100644
--- a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/com/yahoo/vespa/zookeeper/VespaMtlsAuthenticationProvider.java
+++ b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/com/yahoo/vespa/zookeeper/VespaMtlsAuthenticationProvider.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 import org.apache.zookeeper.KeeperException;
diff --git a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/com/yahoo/vespa/zookeeper/VespaQuorumPeer.java b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/com/yahoo/vespa/zookeeper/VespaQuorumPeer.java
index e5c35a185b5..dd5ac4e252b 100644
--- a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/com/yahoo/vespa/zookeeper/VespaQuorumPeer.java
+++ b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/com/yahoo/vespa/zookeeper/VespaQuorumPeer.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 import com.yahoo.protect.Process;
diff --git a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/com/yahoo/vespa/zookeeper/VespaZooKeeperAdminImpl.java b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/com/yahoo/vespa/zookeeper/VespaZooKeeperAdminImpl.java
index be69a12599b..e10def29e0a 100644
--- a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/com/yahoo/vespa/zookeeper/VespaZooKeeperAdminImpl.java
+++ b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/com/yahoo/vespa/zookeeper/VespaZooKeeperAdminImpl.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 import com.yahoo.cloud.config.ZookeeperServerConfig;
diff --git a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/com/yahoo/vespa/zookeeper/VespaZooKeeperServerImpl.java b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/com/yahoo/vespa/zookeeper/VespaZooKeeperServerImpl.java
index 8adabeedb1b..8977395c7a4 100644
--- a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/com/yahoo/vespa/zookeeper/VespaZooKeeperServerImpl.java
+++ b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/com/yahoo/vespa/zookeeper/VespaZooKeeperServerImpl.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 import ai.vespa.validation.Validation;
diff --git a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/common/NetUtils.java b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/common/NetUtils.java
index 33ec9b1303a..baa69f12968 100644
--- a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/common/NetUtils.java
+++ b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/common/NetUtils.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
diff --git a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/SyncRequestProcessor.java b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/SyncRequestProcessor.java
index e03e0b07944..2610b96d94c 100644
--- a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/SyncRequestProcessor.java
+++ b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/SyncRequestProcessor.java
@@ -1,3 +1,4 @@
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
diff --git a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/VespaNettyServerCnxnFactory.java b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/VespaNettyServerCnxnFactory.java
index fdfe0fe8467..114d2987fe2 100644
--- a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/VespaNettyServerCnxnFactory.java
+++ b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/VespaNettyServerCnxnFactory.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package org.apache.zookeeper.server;
 
 import com.yahoo.vespa.zookeeper.Configurator;
diff --git a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/ZooKeeperServer.java b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/ZooKeeperServer.java
index 5f408ea58ff..12d9d46fc3a 100644
--- a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/ZooKeeperServer.java
+++ b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/ZooKeeperServer.java
@@ -1,3 +1,4 @@
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
diff --git a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/quorum/LeaderZooKeeperServer.java b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/quorum/LeaderZooKeeperServer.java
index fd2ea277a40..a44ebc3f7b8 100644
--- a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/quorum/LeaderZooKeeperServer.java
+++ b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/quorum/LeaderZooKeeperServer.java
@@ -1,3 +1,4 @@
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
diff --git a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/quorum/Learner.java b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/quorum/Learner.java
index 8e80fae57dc..1f5f2a0b225 100644
--- a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/quorum/Learner.java
+++ b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/quorum/Learner.java
@@ -1,3 +1,4 @@
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
diff --git a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/quorum/LearnerZooKeeperServer.java b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/quorum/LearnerZooKeeperServer.java
index 990f75bee9e..c1dc5cf2b8c 100644
--- a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/quorum/LearnerZooKeeperServer.java
+++ b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/quorum/LearnerZooKeeperServer.java
@@ -1,3 +1,4 @@
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
diff --git a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/quorum/ObserverZooKeeperServer.java b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/quorum/ObserverZooKeeperServer.java
index b71720aec89..37ca16ed52b 100644
--- a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/quorum/ObserverZooKeeperServer.java
+++ b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/quorum/ObserverZooKeeperServer.java
@@ -1,3 +1,4 @@
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
diff --git a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/quorum/ReadOnlyZooKeeperServer.java b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/quorum/ReadOnlyZooKeeperServer.java
index b1403ecd59b..b74ca0d716b 100644
--- a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/quorum/ReadOnlyZooKeeperServer.java
+++ b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/quorum/ReadOnlyZooKeeperServer.java
@@ -1,3 +1,4 @@
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
diff --git a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/quorum/SendAckRequestProcessor.java b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/quorum/SendAckRequestProcessor.java
index 3b7a9dfc331..ec4c326e9aa 100644
--- a/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/quorum/SendAckRequestProcessor.java
+++ b/zookeeper-server/zookeeper-server-3.8.1/src/main/java/org/apache/zookeeper/server/quorum/SendAckRequestProcessor.java
@@ -1,3 +1,4 @@
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
diff --git a/zookeeper-server/zookeeper-server-common/CMakeLists.txt b/zookeeper-server/zookeeper-server-common/CMakeLists.txt
index 9f3d26e836f..e25e6fe9a93 100644
--- a/zookeeper-server/zookeeper-server-common/CMakeLists.txt
+++ b/zookeeper-server/zookeeper-server-common/CMakeLists.txt
@@ -1,2 +1,2 @@
-# Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+# Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 install_jar(zookeeper-server-common-jar-with-dependencies.jar)
diff --git a/zookeeper-server/zookeeper-server-common/pom.xml b/zookeeper-server/zookeeper-server-common/pom.xml
index 33af7e3a296..86734ec6c56 100644
--- a/zookeeper-server/zookeeper-server-common/pom.xml
+++ b/zookeeper-server/zookeeper-server-common/pom.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0"?>
-<!-- Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root. -->
+<!-- Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root. -->
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
diff --git a/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/Configurator.java b/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/Configurator.java
index 0b2595b6af8..488702e4940 100644
--- a/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/Configurator.java
+++ b/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/Configurator.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 import com.yahoo.cloud.config.ZookeeperServerConfig;
diff --git a/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/DummyVespaZooKeeperServer.java b/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/DummyVespaZooKeeperServer.java
index b8bd50a07fe..cc3d5117241 100644
--- a/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/DummyVespaZooKeeperServer.java
+++ b/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/DummyVespaZooKeeperServer.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 import com.yahoo.component.annotation.Inject;
diff --git a/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/ExponentialBackoff.java b/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/ExponentialBackoff.java
index 851b0ce40df..590504f74b9 100644
--- a/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/ExponentialBackoff.java
+++ b/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/ExponentialBackoff.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 import java.time.Duration;
diff --git a/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/QuorumPeer.java b/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/QuorumPeer.java
index 56befd4df4e..5fbd47bb9c7 100644
--- a/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/QuorumPeer.java
+++ b/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/QuorumPeer.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 import java.nio.file.Path;
diff --git a/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/ReconfigException.java b/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/ReconfigException.java
index 5e16b6644a1..a83b365dda4 100644
--- a/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/ReconfigException.java
+++ b/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/ReconfigException.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 /**
diff --git a/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/Reconfigurer.java b/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/Reconfigurer.java
index 0702d01b9d0..f2886be93d7 100644
--- a/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/Reconfigurer.java
+++ b/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/Reconfigurer.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 import com.yahoo.cloud.config.ZookeeperServerConfig;
diff --git a/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/Sleeper.java b/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/Sleeper.java
index 480fc6ab89c..db0b49ef2d6 100644
--- a/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/Sleeper.java
+++ b/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/Sleeper.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 import java.time.Duration;
diff --git a/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/VespaSslContextProvider.java b/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/VespaSslContextProvider.java
index 5434804cd62..d42e91c41ee 100644
--- a/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/VespaSslContextProvider.java
+++ b/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/VespaSslContextProvider.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 import com.yahoo.security.tls.TlsContext;
diff --git a/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/VespaZooKeeperAdmin.java b/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/VespaZooKeeperAdmin.java
index a9096125cba..c1e8727278c 100644
--- a/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/VespaZooKeeperAdmin.java
+++ b/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/VespaZooKeeperAdmin.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 import com.yahoo.cloud.config.ZookeeperServerConfig;
diff --git a/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/VespaZooKeeperServer.java b/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/VespaZooKeeperServer.java
index 13b395a97f2..ef6083ae5f7 100644
--- a/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/VespaZooKeeperServer.java
+++ b/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/VespaZooKeeperServer.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 import java.nio.file.Path;
diff --git a/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/ZooKeeperRunner.java b/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/ZooKeeperRunner.java
index 9ada45204e8..eaae3c74d11 100644
--- a/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/ZooKeeperRunner.java
+++ b/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/ZooKeeperRunner.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 import com.yahoo.cloud.config.ZookeeperServerConfig;
diff --git a/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/package-info.java b/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/package-info.java
index 3a8831199b4..f43f095d66d 100644
--- a/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/package-info.java
+++ b/zookeeper-server/zookeeper-server-common/src/main/java/com/yahoo/vespa/zookeeper/package-info.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 @ExportPackage
 package com.yahoo.vespa.zookeeper;
 
diff --git a/zookeeper-server/zookeeper-server-common/src/test/java/com/yahoo/vespa/zookeeper/ConfiguratorTest.java b/zookeeper-server/zookeeper-server-common/src/test/java/com/yahoo/vespa/zookeeper/ConfiguratorTest.java
index 4b4f55f982a..35aef873a82 100644
--- a/zookeeper-server/zookeeper-server-common/src/test/java/com/yahoo/vespa/zookeeper/ConfiguratorTest.java
+++ b/zookeeper-server/zookeeper-server-common/src/test/java/com/yahoo/vespa/zookeeper/ConfiguratorTest.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 import com.yahoo.cloud.config.ZookeeperServerConfig;
diff --git a/zookeeper-server/zookeeper-server-common/src/test/java/com/yahoo/vespa/zookeeper/ExponentialBackoffTest.java b/zookeeper-server/zookeeper-server-common/src/test/java/com/yahoo/vespa/zookeeper/ExponentialBackoffTest.java
index 3fea8cc52bc..bc5c4531e51 100644
--- a/zookeeper-server/zookeeper-server-common/src/test/java/com/yahoo/vespa/zookeeper/ExponentialBackoffTest.java
+++ b/zookeeper-server/zookeeper-server-common/src/test/java/com/yahoo/vespa/zookeeper/ExponentialBackoffTest.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 import org.junit.Test;
diff --git a/zookeeper-server/zookeeper-server-common/src/test/java/com/yahoo/vespa/zookeeper/ReconfigurerTest.java b/zookeeper-server/zookeeper-server-common/src/test/java/com/yahoo/vespa/zookeeper/ReconfigurerTest.java
index ea8dcac945c..b21f907ec5d 100644
--- a/zookeeper-server/zookeeper-server-common/src/test/java/com/yahoo/vespa/zookeeper/ReconfigurerTest.java
+++ b/zookeeper-server/zookeeper-server-common/src/test/java/com/yahoo/vespa/zookeeper/ReconfigurerTest.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 import com.yahoo.cloud.config.ZookeeperServerConfig;
diff --git a/zookeeper-server/zookeeper-server/CMakeLists.txt b/zookeeper-server/zookeeper-server/CMakeLists.txt
index df7b71dfb42..15d4c2082c4 100644
--- a/zookeeper-server/zookeeper-server/CMakeLists.txt
+++ b/zookeeper-server/zookeeper-server/CMakeLists.txt
@@ -1,4 +1,4 @@
-# Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+# Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 install_jar(zookeeper-server-3.8.0-jar-with-dependencies.jar)
 # Make symlink so that we have a default version, should be done only in zookeeper-server module
 install_symlink(lib/jars/zookeeper-server-3.8.0-jar-with-dependencies.jar lib/jars/zookeeper-server-jar-with-dependencies.jar)
diff --git a/zookeeper-server/zookeeper-server/pom.xml b/zookeeper-server/zookeeper-server/pom.xml
index d37709da6cd..2037b9cf7c5 100644
--- a/zookeeper-server/zookeeper-server/pom.xml
+++ b/zookeeper-server/zookeeper-server/pom.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0"?>
-<!-- Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root. -->
+<!-- Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root. -->
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
diff --git a/zookeeper-server/zookeeper-server/src/main/java/com/yahoo/vespa/zookeeper/ConfigServerZooKeeperServer.java b/zookeeper-server/zookeeper-server/src/main/java/com/yahoo/vespa/zookeeper/ConfigServerZooKeeperServer.java
index 17179aa5e69..d986f02d89a 100644
--- a/zookeeper-server/zookeeper-server/src/main/java/com/yahoo/vespa/zookeeper/ConfigServerZooKeeperServer.java
+++ b/zookeeper-server/zookeeper-server/src/main/java/com/yahoo/vespa/zookeeper/ConfigServerZooKeeperServer.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 import com.yahoo.cloud.config.ZookeeperServerConfig;
diff --git a/zookeeper-server/zookeeper-server/src/main/java/com/yahoo/vespa/zookeeper/ReconfigurableVespaZooKeeperServer.java b/zookeeper-server/zookeeper-server/src/main/java/com/yahoo/vespa/zookeeper/ReconfigurableVespaZooKeeperServer.java
index 5bf7c9bd3e9..1b469beb1b8 100644
--- a/zookeeper-server/zookeeper-server/src/main/java/com/yahoo/vespa/zookeeper/ReconfigurableVespaZooKeeperServer.java
+++ b/zookeeper-server/zookeeper-server/src/main/java/com/yahoo/vespa/zookeeper/ReconfigurableVespaZooKeeperServer.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 import ai.vespa.validation.Validation;
diff --git a/zookeeper-server/zookeeper-server/src/main/java/com/yahoo/vespa/zookeeper/VespaMtlsAuthenticationProvider.java b/zookeeper-server/zookeeper-server/src/main/java/com/yahoo/vespa/zookeeper/VespaMtlsAuthenticationProvider.java
index 66742b0e05b..3c8a373f121 100644
--- a/zookeeper-server/zookeeper-server/src/main/java/com/yahoo/vespa/zookeeper/VespaMtlsAuthenticationProvider.java
+++ b/zookeeper-server/zookeeper-server/src/main/java/com/yahoo/vespa/zookeeper/VespaMtlsAuthenticationProvider.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 import org.apache.zookeeper.KeeperException;
diff --git a/zookeeper-server/zookeeper-server/src/main/java/com/yahoo/vespa/zookeeper/VespaQuorumPeer.java b/zookeeper-server/zookeeper-server/src/main/java/com/yahoo/vespa/zookeeper/VespaQuorumPeer.java
index e5c35a185b5..dd5ac4e252b 100644
--- a/zookeeper-server/zookeeper-server/src/main/java/com/yahoo/vespa/zookeeper/VespaQuorumPeer.java
+++ b/zookeeper-server/zookeeper-server/src/main/java/com/yahoo/vespa/zookeeper/VespaQuorumPeer.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 import com.yahoo.protect.Process;
diff --git a/zookeeper-server/zookeeper-server/src/main/java/com/yahoo/vespa/zookeeper/VespaZooKeeperAdminImpl.java b/zookeeper-server/zookeeper-server/src/main/java/com/yahoo/vespa/zookeeper/VespaZooKeeperAdminImpl.java
index 38646be5c0b..1f15c758583 100644
--- a/zookeeper-server/zookeeper-server/src/main/java/com/yahoo/vespa/zookeeper/VespaZooKeeperAdminImpl.java
+++ b/zookeeper-server/zookeeper-server/src/main/java/com/yahoo/vespa/zookeeper/VespaZooKeeperAdminImpl.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 import com.yahoo.cloud.config.ZookeeperServerConfig;
diff --git a/zookeeper-server/zookeeper-server/src/main/java/com/yahoo/vespa/zookeeper/VespaZooKeeperServerImpl.java b/zookeeper-server/zookeeper-server/src/main/java/com/yahoo/vespa/zookeeper/VespaZooKeeperServerImpl.java
index bb2b02c5c9b..4a7f85d6985 100644
--- a/zookeeper-server/zookeeper-server/src/main/java/com/yahoo/vespa/zookeeper/VespaZooKeeperServerImpl.java
+++ b/zookeeper-server/zookeeper-server/src/main/java/com/yahoo/vespa/zookeeper/VespaZooKeeperServerImpl.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.vespa.zookeeper;
 
 import ai.vespa.validation.Validation;
diff --git a/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/common/NetUtils.java b/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/common/NetUtils.java
index 33ec9b1303a..baa69f12968 100644
--- a/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/common/NetUtils.java
+++ b/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/common/NetUtils.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
diff --git a/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/SyncRequestProcessor.java b/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/SyncRequestProcessor.java
index e03e0b07944..2610b96d94c 100644
--- a/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/SyncRequestProcessor.java
+++ b/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/SyncRequestProcessor.java
@@ -1,3 +1,4 @@
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
diff --git a/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/VespaNettyServerCnxnFactory.java b/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/VespaNettyServerCnxnFactory.java
index fdfe0fe8467..114d2987fe2 100644
--- a/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/VespaNettyServerCnxnFactory.java
+++ b/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/VespaNettyServerCnxnFactory.java
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package org.apache.zookeeper.server;
 
 import com.yahoo.vespa.zookeeper.Configurator;
diff --git a/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/ZooKeeperServer.java b/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/ZooKeeperServer.java
index 5f408ea58ff..12d9d46fc3a 100644
--- a/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/ZooKeeperServer.java
+++ b/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/ZooKeeperServer.java
@@ -1,3 +1,4 @@
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
diff --git a/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/LeaderZooKeeperServer.java b/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/LeaderZooKeeperServer.java
index fd2ea277a40..a44ebc3f7b8 100644
--- a/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/LeaderZooKeeperServer.java
+++ b/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/LeaderZooKeeperServer.java
@@ -1,3 +1,4 @@
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
diff --git a/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/Learner.java b/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/Learner.java
index 8e80fae57dc..1f5f2a0b225 100644
--- a/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/Learner.java
+++ b/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/Learner.java
@@ -1,3 +1,4 @@
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
diff --git a/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/LearnerZooKeeperServer.java b/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/LearnerZooKeeperServer.java
index 990f75bee9e..c1dc5cf2b8c 100644
--- a/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/LearnerZooKeeperServer.java
+++ b/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/LearnerZooKeeperServer.java
@@ -1,3 +1,4 @@
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
diff --git a/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/ObserverZooKeeperServer.java b/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/ObserverZooKeeperServer.java
index b71720aec89..37ca16ed52b 100644
--- a/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/ObserverZooKeeperServer.java
+++ b/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/ObserverZooKeeperServer.java
@@ -1,3 +1,4 @@
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
diff --git a/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/ReadOnlyZooKeeperServer.java b/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/ReadOnlyZooKeeperServer.java
index b1403ecd59b..b74ca0d716b 100644
--- a/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/ReadOnlyZooKeeperServer.java
+++ b/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/ReadOnlyZooKeeperServer.java
@@ -1,3 +1,4 @@
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
diff --git a/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/SendAckRequestProcessor.java b/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/SendAckRequestProcessor.java
index 3b7a9dfc331..ec4c326e9aa 100644
--- a/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/SendAckRequestProcessor.java
+++ b/zookeeper-server/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/SendAckRequestProcessor.java
@@ -1,3 +1,4 @@
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file