Cleanup, no effective changes

3 files changed, 3 insertions, 9 deletions

diff --git a/config/src/main/java/com/yahoo/config/subscription/DirSource.java b/config/src/main/java/com/yahoo/config/subscription/DirSource.java
index 9172048fe7b..5dfbd5f0bc4 100644
--- a/config/src/main/java/com/yahoo/config/subscription/DirSource.java
+++ b/config/src/main/java/com/yahoo/config/subscription/DirSource.java
@@ -11,7 +11,7 @@ public class DirSource implements ConfigSource {
     private final File dir;
 
     public DirSource(File dir) {
-        if (!dir.isDirectory()) throw new IllegalArgumentException("Not a directory: " + dir);
+        if ( ! dir.isDirectory()) throw new IllegalArgumentException("Not a directory: " + dir);
         this.dir = dir;
     }
 
diff --git a/config/src/main/java/com/yahoo/config/subscription/impl/ConfigSetSubscription.java b/config/src/main/java/com/yahoo/config/subscription/impl/ConfigSetSubscription.java
index 15c6ce2441e..41bab257248 100644
--- a/config/src/main/java/com/yahoo/config/subscription/impl/ConfigSetSubscription.java
+++ b/config/src/main/java/com/yahoo/config/subscription/impl/ConfigSetSubscription.java
@@ -22,7 +22,7 @@ public class ConfigSetSubscription<T extends ConfigInstance> extends ConfigSubsc
         super(key);
         this.set = cset;
         this.subKey = new ConfigKey<>(configClass, key.getConfigId());
-        if (!set.contains(subKey)) {
+        if ( ! set.contains(subKey)) {
             throw new IllegalArgumentException("The given ConfigSet " + set + " does not contain a config for " + subKey);
         }
         setGeneration(0L);
diff --git a/config/src/main/java/com/yahoo/config/subscription/impl/ConfigSubscription.java b/config/src/main/java/com/yahoo/config/subscription/impl/ConfigSubscription.java
index 2c5899df461..c1a6740b6da 100644
--- a/config/src/main/java/com/yahoo/config/subscription/impl/ConfigSubscription.java
+++ b/config/src/main/java/com/yahoo/config/subscription/impl/ConfigSubscription.java
@@ -159,17 +159,11 @@ public abstract class ConfigSubscription<T extends ConfigInstance> {
         return new FileConfigSubscription<>(key, new File(dir, getConfigFilename(key)));
     }
 
-    @SuppressWarnings("unchecked")
     @Override
     public boolean equals(Object o) {
-        if (o instanceof ConfigSubscription) {
-            ConfigSubscription<T> other = (ConfigSubscription<T>) o;
-            return key.equals(other.key);
-        }
-        return false;
+        return o instanceof ConfigSubscription<?> cs && key.equals(cs.key);
     }
 
-
     /**
      * Called from {@link ConfigSubscriber} when the changed status of this config is propagated to the clients
      */