src/java.base/unix/classes/sun/nio/fs/UnixPath.java

@@ -119,11 +119,11 @@
         CharsetEncoder ce = (ref != null) ? ref.get() : null;
         if (ce == null) {
             ce = Util.jnuEncoding().newEncoder()
                 .onMalformedInput(CodingErrorAction.REPORT)
                 .onUnmappableCharacter(CodingErrorAction.REPORT);
-            encoder.set(new SoftReference<CharsetEncoder>(ce));
+            encoder.set(new SoftReference<>(ce));
         }
 
         char[] ca = fs.normalizeNativePath(input.toCharArray());
 
         // size output buffer for worse-case size