src/share/classes/sun/nio/fs/AbstractAclFileAttributeView.java

*** 43,61 ****
      public final String name() {
          return "acl";
      }
  
      @Override
-     public final Object getAttribute(String attribute) throws IOException {
-         if (attribute.equals(OWNER_NAME))
-             return getOwner();
-         if (attribute.equals(ACL_NAME))
-             return getAcl();
-         return null;
-     }
- 
-     @Override
      @SuppressWarnings("unchecked")
      public final void setAttribute(String attribute, Object value)
          throws IOException
      {
          if (attribute.equals(OWNER_NAME)) {
--- 43,52 ----
*** 69,79 ****
          throw new UnsupportedOperationException("'" + name() + ":" +
                  attribute + "' not supported");
      }
  
      @Override
!     public final Map<String,?> readAttributes(String[] attributes)
          throws IOException
      {
          boolean acl = false;
          boolean owner = false;
          for (String attribute: attributes) {
--- 60,70 ----
          throw new UnsupportedOperationException("'" + name() + ":" +
                  attribute + "' not supported");
      }
  
      @Override
!     public final Map<String,Object> readAttributes(String[] attributes)
          throws IOException
      {
          boolean acl = false;
          boolean owner = false;
          for (String attribute: attributes) {
*** 89,99 ****
              if (attribute.equals(OWNER_NAME)) {
                  owner = true;
                  continue;
              }
          }
!         Map<String,Object> result = new HashMap<String,Object>(2);
          if (acl)
              result.put(ACL_NAME, getAcl());
          if (owner)
              result.put(OWNER_NAME, getOwner());
          return Collections.unmodifiableMap(result);
--- 80,90 ----
              if (attribute.equals(OWNER_NAME)) {
                  owner = true;
                  continue;
              }
          }
!         Map<String,Object> result = new HashMap<>(2);
          if (acl)
              result.put(ACL_NAME, getAcl());
          if (owner)
              result.put(OWNER_NAME, getOwner());
          return Collections.unmodifiableMap(result);