1 files changed, 33 insertions, 0 deletions
diff --git a/logserver/src/main/java/com/yahoo/plugin/Plugin.java b/logserver/src/main/java/com/yahoo/plugin/Plugin.java
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index 00000000000..e53bc3a1faa
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+++ b/logserver/src/main/java/com/yahoo/plugin/Plugin.java
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+// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.plugin;
+
+/**
+ * This interface specifies an API for runtime-loadable server
+ * plugins.  The interface is deliberately simple to allow it to be
+ * used in different servers.  Typically, the initPlugin() method
+ * calls application-specific registration methods to connect the
+ * plugin to the hosting application.
+ *
+ * @author <a href="mailto:stig@yahoo-inc.com">Stig Bakken</a>
+ */
+public interface Plugin
+{
+    /**
+     * @return a unique and simple name for the plugin
+     */
+    public String getPluginName();
+
+    /**
+     * Initialize the plugin.
+     *
+     * @param config Config object for this plugin
+     */
+    public void initPlugin(Config config);
+
+    /**
+     * Shut down the plugin.  Must clean up all resources allocated by
+     * initPlugin() or any of the handler methods.
+     */
+    public void shutdownPlugin();
+
+}