1 files changed, 17 insertions, 0 deletions
diff --git a/node-admin/src/main/java/com/yahoo/vespa/hosted/node/admin/provider/NodeAdminStateUpdater.java b/node-admin/src/main/java/com/yahoo/vespa/hosted/node/admin/provider/NodeAdminStateUpdater.java
new file mode 100644
index 00000000000..952d54911a0
--- /dev/null
+++ b/node-admin/src/main/java/com/yahoo/vespa/hosted/node/admin/provider/NodeAdminStateUpdater.java
@@ -0,0 +1,17 @@
+// Copyright 2018 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.vespa.hosted.node.admin.provider;// Copyright 2018 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+
+import java.util.Map;
+
+public interface NodeAdminStateUpdater {
+    enum State { TRANSITIONING, RESUMED, SUSPENDED_NODE_ADMIN, SUSPENDED}
+
+    /**
+     * Set the wanted state, and return whether the current state equals it.
+     * Typically, this method should be called repeatedly until current state
+     * has converged.
+     */
+    boolean setResumeStateAndCheckIfResumed(State wantedState);
+
+    Map<String, Object> getDebugPage();
+}