[nifi] branch main updated: NIFI-8212: When instantiating a temp component, ensure that nar class loader is set as the context class loader

[exceptionfactory]

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exceptionfactory pushed a commit to branch main
in repository https://gitbox.apache.org/repos/asf/nifi.git


The following commit(s) were added to refs/heads/main by this push:
     new f09f2a6  NIFI-8212: When instantiating a temp component, ensure that 
nar class loader is set as the context class loader
f09f2a6 is described below

commit f09f2a6c85fd1c69808353eeea97f956d9e9271d
Author: Mark Payne <marka...@hotmail.com>
AuthorDate: Tue Mar 9 09:10:12 2021 -0500

    NIFI-8212: When instantiating a temp component, ensure that nar class 
loader is set as the context class loader
    
    This closes #4877
    
    Signed-off-by: David Handermann <exceptionfact...@apache.org>
---
 .../java/org/apache/nifi/nar/StandardExtensionDiscoveringManager.java | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git 
a/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-framework-nar-utils/src/main/java/org/apache/nifi/nar/StandardExtensionDiscoveringManager.java
 
b/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-framework-nar-utils/src/main/java/org/apache/nifi/nar/StandardExtensionDiscoveringManager.java
index 959a38e..6a68baf 100644
--- 
a/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-framework-nar-utils/src/main/java/org/apache/nifi/nar/StandardExtensionDiscoveringManager.java
+++ 
b/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-framework-nar-utils/src/main/java/org/apache/nifi/nar/StandardExtensionDiscoveringManager.java
@@ -540,8 +540,8 @@ public class StandardExtensionDiscoveringManager implements 
ExtensionDiscovering
             return null;
         }
 
-        try {
-            final ClassLoader bundleClassLoader = bundle.getClassLoader();
+        final ClassLoader bundleClassLoader = bundle.getClassLoader();
+        try (final NarCloseable narCloseable = 
NarCloseable.withComponentNarLoader(bundleClassLoader)) {
             final Class<?> componentClass = Class.forName(classType, true, 
bundleClassLoader);
             final ConfigurableComponent tempComponent = 
(ConfigurableComponent) componentClass.newInstance();
             initializeTempComponent(tempComponent);