code: InputSource createInputSource(byte[] data, String systemId) {
  
          InputSource result = new InputSource(new ByteArrayInputStream(data));
          result.setSystemId(systemId);
          return result;
      }
docs: Creates an input source for the given byte data and system id.<p>
  
  @param data the data which the input source should return
  @param systemId the system id for the input source
  
  @return the input source