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Posted to commits@nifi.apache.org by jp...@apache.org on 2016/04/21 02:09:36 UTC

nifi-minifi git commit: MINIFI-26 Establishing specific handling of RELOAD events such that notifiers are not closed on configuration changes.

Repository: nifi-minifi
Updated Branches:
  refs/heads/master a1d2fd3fe -> 2b570ad03


MINIFI-26 Establishing specific handling of RELOAD events such that notifiers are not closed on configuration changes.

This closes #14


Project: http://git-wip-us.apache.org/repos/asf/nifi-minifi/repo
Commit: http://git-wip-us.apache.org/repos/asf/nifi-minifi/commit/2b570ad0
Tree: http://git-wip-us.apache.org/repos/asf/nifi-minifi/tree/2b570ad0
Diff: http://git-wip-us.apache.org/repos/asf/nifi-minifi/diff/2b570ad0

Branch: refs/heads/master
Commit: 2b570ad035e750e358113dfaf7daac45264d4e25
Parents: a1d2fd3
Author: Aldrin Piri <al...@apache.org>
Authored: Wed Apr 20 17:13:35 2016 -0400
Committer: Joseph Percivall <jo...@yahoo.com>
Committed: Wed Apr 20 20:08:36 2016 -0400

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 .../java/org/apache/nifi/minifi/BootstrapListener.java | 13 ++++++++++---
 .../src/main/java/org/apache/nifi/minifi/MiNiFi.java   | 12 ++++++++----
 2 files changed, 18 insertions(+), 7 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/nifi-minifi/blob/2b570ad0/minifi-nar-bundles/minifi-framework-bundle/minifi-framework/minifi-runtime/src/main/java/org/apache/nifi/minifi/BootstrapListener.java
----------------------------------------------------------------------
diff --git a/minifi-nar-bundles/minifi-framework-bundle/minifi-framework/minifi-runtime/src/main/java/org/apache/nifi/minifi/BootstrapListener.java b/minifi-nar-bundles/minifi-framework-bundle/minifi-framework/minifi-runtime/src/main/java/org/apache/nifi/minifi/BootstrapListener.java
index 42e1ad4..8e5802f 100644
--- a/minifi-nar-bundles/minifi-framework-bundle/minifi-framework/minifi-runtime/src/main/java/org/apache/nifi/minifi/BootstrapListener.java
+++ b/minifi-nar-bundles/minifi-framework-bundle/minifi-framework/minifi-runtime/src/main/java/org/apache/nifi/minifi/BootstrapListener.java
@@ -83,6 +83,13 @@ public class BootstrapListener {
         sendCommand("PORT", new String[]{String.valueOf(localPort), secretKey});
     }
 
+    public void reload() throws IOException {
+        if (listener != null) {
+            listener.stop();
+        }
+        sendCommand("RELOAD", new String[]{});
+    }
+
     public void stop() throws IOException {
         if (listener != null) {
             listener.stop();
@@ -190,12 +197,12 @@ public class BootstrapListener {
                                     case RELOAD:
                                         logger.info("Received RELOAD request from Bootstrap");
                                         echoReload(socket.getOutputStream());
-                                        nifi.shutdownHook();
+                                        nifi.shutdownHook(true);
                                         return;
                                     case SHUTDOWN:
                                         logger.info("Received SHUTDOWN request from Bootstrap");
                                         echoShutdown(socket.getOutputStream());
-                                        nifi.shutdownHook();
+                                        nifi.shutdownHook(false);
                                         return;
                                     case DUMP:
                                         logger.info("Received DUMP request from Bootstrap");
@@ -379,7 +386,7 @@ public class BootstrapListener {
 
     private static class BootstrapRequest {
 
-        public static enum RequestType {
+        public enum RequestType {
             RELOAD,
             SHUTDOWN,
             DUMP,

http://git-wip-us.apache.org/repos/asf/nifi-minifi/blob/2b570ad0/minifi-nar-bundles/minifi-framework-bundle/minifi-framework/minifi-runtime/src/main/java/org/apache/nifi/minifi/MiNiFi.java
----------------------------------------------------------------------
diff --git a/minifi-nar-bundles/minifi-framework-bundle/minifi-framework/minifi-runtime/src/main/java/org/apache/nifi/minifi/MiNiFi.java b/minifi-nar-bundles/minifi-framework-bundle/minifi-framework/minifi-runtime/src/main/java/org/apache/nifi/minifi/MiNiFi.java
index 1a1c0fe..669acdc 100644
--- a/minifi-nar-bundles/minifi-framework-bundle/minifi-framework/minifi-runtime/src/main/java/org/apache/nifi/minifi/MiNiFi.java
+++ b/minifi-nar-bundles/minifi-framework-bundle/minifi-framework/minifi-runtime/src/main/java/org/apache/nifi/minifi/MiNiFi.java
@@ -67,7 +67,7 @@ public class MiNiFi {
             @Override
             public void run() {
                 // shutdown the jetty server
-                shutdownHook();
+                shutdownHook(true);
             }
         }));
 
@@ -146,7 +146,7 @@ public class MiNiFi {
         }
     }
 
-    protected void shutdownHook() {
+    protected void shutdownHook(boolean isReload) {
         try {
             this.shutdown = true;
 
@@ -155,11 +155,15 @@ public class MiNiFi {
                 nifiServer.stop();
             }
             if (bootstrapListener != null) {
-                bootstrapListener.stop();
+                if (isReload) {
+                    bootstrapListener.reload();
+                } else {
+                    bootstrapListener.stop();
+                }
             }
             logger.info("Jetty web server shutdown completed (nicely or otherwise).");
         } catch (final Throwable t) {
-            logger.warn("Problem occured ensuring Jetty web server was properly terminated due to " + t);
+            logger.warn("Problem occurred ensuring Jetty web server was properly terminated due to " + t);
         }
     }