Merge branch 'master' into bjormel/aws-main-controllerbjormel/aws-main-controller

1 files changed, 32 insertions, 0 deletions

diff --git a/config-provisioning/src/main/java/com/yahoo/config/provision/ApplicationMutex.java b/config-provisioning/src/main/java/com/yahoo/config/provision/ApplicationMutex.java
new file mode 100644
index 00000000000..f147bde65f7
--- /dev/null
+++ b/config-provisioning/src/main/java/com/yahoo/config/provision/ApplicationMutex.java
@@ -0,0 +1,32 @@
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.config.provision;
+
+import com.yahoo.transaction.Mutex;
+
+import java.util.Objects;
+
+/**
+ * A type-safe wrapper for an application's provision lock.
+ *
+ * @author mpolden
+ */
+public class ApplicationMutex implements Mutex {
+
+    private final ApplicationId application;
+    private final Mutex lock;
+
+    public ApplicationMutex(ApplicationId application, Mutex lock) {
+        this.application = Objects.requireNonNull(application);
+        this.lock = Objects.requireNonNull(lock);
+    }
+
+    public ApplicationId application() {
+        return application;
+    }
+
+    @Override
+    public void close() {
+        lock.close();
+    }
+
+}