From 723cf8b2ee8302edc28e2ee8b5eead4750fd50e3 Mon Sep 17 00:00:00 2001
From: Dave Brosius <dbrosius@mebigfatguy.com>
Date: Sat, 17 Sep 2016 18:48:47 -0400
Subject: simplify section null checking, and guard against NPEs

---
 .../configuration/DefaultArchivaConfiguration.java | 67 ++++++++++++----------
 1 file changed, 36 insertions(+), 31 deletions(-)

(limited to 'archiva-modules/archiva-base/archiva-configuration')

diff --git a/archiva-modules/archiva-base/archiva-configuration/src/main/java/org/apache/archiva/configuration/DefaultArchivaConfiguration.java b/archiva-modules/archiva-base/archiva-configuration/src/main/java/org/apache/archiva/configuration/DefaultArchivaConfiguration.java
index 665c80ab2..f37171afa 100644
--- a/archiva-modules/archiva-base/archiva-configuration/src/main/java/org/apache/archiva/configuration/DefaultArchivaConfiguration.java
+++ b/archiva-modules/archiva-base/archiva-configuration/src/main/java/org/apache/archiva/configuration/DefaultArchivaConfiguration.java
@@ -489,45 +489,50 @@ public class DefaultArchivaConfiguration
         escapeCronExpressions( configuration );
 
         // [MRM-661] Due to a bug in the modello registry writer, we need to take these out by hand. They'll be put back by the writer.
-        if ( configuration.getManagedRepositories().isEmpty() && section != null )
-        {
-            section.removeSubset( "managedRepositories" );
-        }
-        if ( configuration.getRemoteRepositories().isEmpty() && section != null )
+        if ( section != null )
         {
-            section.removeSubset( "remoteRepositories" );
+            if ( configuration.getManagedRepositories().isEmpty() )
+            {
+                section.removeSubset( "managedRepositories" );
+            }
+            if ( configuration.getRemoteRepositories().isEmpty() )
+            {
+                section.removeSubset( "remoteRepositories" );
 
-        }
-        if ( configuration.getProxyConnectors().isEmpty() && section != null )
-        {
-            section.removeSubset( "proxyConnectors" );
-        }
-        if ( configuration.getNetworkProxies().isEmpty() && section != null )
-        {
-            section.removeSubset( "networkProxies" );
-        }
-        if ( configuration.getLegacyArtifactPaths().isEmpty() && section != null )
-        {
-            section.removeSubset( "legacyArtifactPaths" );
-        }
-        if ( configuration.getRepositoryGroups().isEmpty() && section != null )
-        {
-            section.removeSubset( "repositoryGroups" );
-        }
-        if ( configuration.getRepositoryScanning() != null )
-        {
-            if ( configuration.getRepositoryScanning().getKnownContentConsumers().isEmpty() && section != null )
+            }
+            if ( configuration.getProxyConnectors().isEmpty() )
+            {
+                section.removeSubset( "proxyConnectors" );
+            }
+            if ( configuration.getNetworkProxies().isEmpty() )
+            {
+                section.removeSubset( "networkProxies" );
+            }
+            if ( configuration.getLegacyArtifactPaths().isEmpty() )
+            {
+                section.removeSubset( "legacyArtifactPaths" );
+            }
+            if ( configuration.getRepositoryGroups().isEmpty() )
             {
-                section.removeSubset( "repositoryScanning.knownContentConsumers" );
+                section.removeSubset( "repositoryGroups" );
             }
-            if ( configuration.getRepositoryScanning().getInvalidContentConsumers().isEmpty() && section != null )
+            if ( configuration.getRepositoryScanning() != null )
             {
-                section.removeSubset( "repositoryScanning.invalidContentConsumers" );
+                if ( configuration.getRepositoryScanning().getKnownContentConsumers().isEmpty() )
+                {
+                    section.removeSubset( "repositoryScanning.knownContentConsumers" );
+                }
+                if ( configuration.getRepositoryScanning().getInvalidContentConsumers().isEmpty() )
+                {
+                    section.removeSubset( "repositoryScanning.invalidContentConsumers" );
+                }
             }
+
+            new ConfigurationRegistryWriter().write( configuration, section );
+            section.save();
         }
 
-        new ConfigurationRegistryWriter().write( configuration, section );
-        section.save();
+
 
         this.configuration = unescapeExpressions( configuration );
 
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