short acceptNode(
    in Node n); 

const short FILTER_ACCEPT = 1; 

const short FILTER_REJECT = 2; 

const short FILTER_SKIP = 3; 

const unsigned long SHOW_ALL = 0xFFFFFFFF; 

const unsigned long SHOW_ATTRIBUTE = 0x00000002; 

const unsigned long SHOW_CDATA_SECTION = 0x00000008; 

const unsigned long SHOW_COMMENT = 0x00000080; 

const unsigned long SHOW_DOCUMENT = 0x00000100; 

const unsigned long SHOW_DOCUMENT_FRAGMENT = 0x00000400; 

const unsigned long SHOW_DOCUMENT_TYPE = 0x00000200; 

const unsigned long SHOW_ELEMENT = 0x00000001; 

const unsigned long SHOW_ENTITY = 0x00000020; 

const unsigned long SHOW_ENTITY_REFERENCE = 0x00000010; 

const unsigned long SHOW_NOTATION = 0x00000800; 

const unsigned long SHOW_PROCESSING_INSTRUCTION = 0x00000040; 

const unsigned long SHOW_TEXT = 0x00000004;