Move shutdown hook registration to dedicated provider

This change would allow using ShutdownHandlerImpl in integration tests.

Change-Id: I854f65d03b9e1a495fda7211fd1b7fd51b4e5ba3
Signed-off-by: Marek Gradzki <mgradzki@cisco.com>

1 files changed, 7 insertions, 2 deletions

diff --git a/infra/cfg-init/src/main/java/io/fd/honeycomb/data/init/ShutdownHandler.java b/infra/cfg-init/src/main/java/io/fd/honeycomb/data/init/ShutdownHandler.java
index fc350da6e..6a0096e1e 100644
--- a/infra/cfg-init/src/main/java/io/fd/honeycomb/data/init/ShutdownHandler.java
+++ b/infra/cfg-init/src/main/java/io/fd/honeycomb/data/init/ShutdownHandler.java
@@ -19,15 +19,20 @@ package io.fd.honeycomb.data.init;
 import javax.annotation.Nonnull;
 
 /**
- * Handles closing of closeable components
+ * Handles closing of closeable components.
  */
 public interface ShutdownHandler {
 
     /**
-     * Register component to be properly closed on shutdown
+     * Registers component to be properly closed on shutdown.
      *
      * @param name      component name
      * @param component closeable component
      */
     void register(@Nonnull final String name, @Nonnull final AutoCloseable component);
+
+    /**
+     * Performs shutdown for all registered components.
+     */
+    void performShutdown();
 }