fix for domain discover issue found in 10.3.6 (#468)

Author: CarolynRountree

core/src/main/python/wlsdeploy/tool/discover/discoverer.py

@@ -18,6 +18,7 @@
 from wlsdeploy.logging.platform_logger import PlatformLogger
 
 from wlsdeploy.tool.util.mbean_utils import MBeanUtils
+from wlsdeploy.tool.util.mbean_utils import get_interface_name
 from wlsdeploy.tool.discover.custom_folder_helper import CustomFolderHelper
 from wlsdeploy.tool.util.alias_helper import AliasHelper
 from wlsdeploy.tool.util.wlst_helper import WlstHelper
@@ -612,7 +613,7 @@ def _find_mbean_interface(self, location, interfaces):
         _method_name = '_find_mbean_interface'
         mbean_name = None
         for interface in interfaces:
-            interface_name = str(interface.getTypeName())
+            interface_name = get_interface_name(interface)
             if 'MBean' in interface_name:
                 _logger.finer('WLSDPLY-06126', interface_name, self._alias_helper.get_model_folder_path(location),
                               class_name=_class_name, method_name=_method_name)

core/src/main/python/wlsdeploy/tool/util/mbean_utils.py

@@ -403,7 +403,7 @@ def _get_mbean_interface(self):
                                  class_name=self.__class__.__name__, method_name=_method_name)
                 self.__mbean_interface = interfaces[0]
                 self.__mbean_name = str(self.__mbean_interface.getSimpleName())
-                self.__mbean_interface_name = str(self.__mbean_interface.getTypeName())
+                self.__mbean_interface_name = get_interface_name(self._get_mbean_interface())
             _logger.exiting(class_name=self.__class__.__name__, method_name=_method_name,
                             result=self.__mbean_interface_name)
 
@@ -459,6 +459,15 @@ def _get_mbean_path(self):
         return self.__location.get_folder_path()
 
 
+def get_interface_name(mbean_interface):
+    try:
+        getname = getattr(mbean_interface, 'getTypeName')
+        result = getname()
+    except (Exception, JException):
+        result = str(mbean_interface)
+    return result
+
+
 def _is_empty(value):
     return value is None or len(value) == 0 or value == '[]' or value == 'null'