code: public void deleteAllDevicePipeProperty(Database database, String deviceName,
                                              List<String> pipeNames) throws DevFailed {
          String[]    array = new String[1+pipeNames.size()];
          int i=0;
          array[i++] = deviceName;
          for (String pipeName : pipeNames)
              array[i++] = pipeName;
          DeviceData  argIn = new DeviceData();
          argIn.insert(array);
          database.command_inout("DbDeleteAllDevicePipeProperty", argIn);
      }
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