1 files changed, 21 insertions, 0 deletions
diff --git a/vespajlib/src/main/java/com/yahoo/concurrent/maintenance/JobControlState.java b/vespajlib/src/main/java/com/yahoo/concurrent/maintenance/JobControlState.java
new file mode 100644
index 00000000000..f5bfeee8d0e
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+++ b/vespajlib/src/main/java/com/yahoo/concurrent/maintenance/JobControlState.java
@@ -0,0 +1,21 @@
+// Copyright Verizon Media. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.concurrent.maintenance;
+
+import com.yahoo.transaction.Mutex;
+
+import java.util.Set;
+
+/**
+ * Interface for managing job state and synchronization
+ *
+ * @author mpolden
+ */
+public interface JobControlState {
+
+    /** Returns the set of jobs that are temporarily inactive */
+    Set<String> readInactiveJobs();
+
+    /** Acquire lock for running given job */
+    Mutex lockMaintenanceJob(String job);
+
+}