def convert_map_to_hash(object, &block)
      hash = Hash.new
      i = object.entrySet.iterator
      if block_given?
        while i.hasNext
          entry = i.next
          yield hash, entry.getKey, entry.getValue
        end
      else
        while i.hasNext
          entry = i.next
          hash[entry.getKey] = entry.getValue
        end
      end
      hash
    end
def convert_map_to_hash(object, &block)
      hash = Hash.new
      i = object.entrySet.iterator
      if block_given?
        while i.hasNext
          entry = i.next
          yield hash, entry.getKey, entry.getValue
        end
      else
        while i.hasNext
          entry = i.next
          hash[entry.getKey] = entry.getValue
        end
      end
      hash
    end
Converts Java Map object to Ruby Hash object.