idea如何引用自寫dtd

Note.dtd

<!DOCTYPE [ <!ELEMENT note (to,from,heading,body)>

    <!ELEMENT to      (#PCDATA)>
    <!ELEMENT from    (#PCDATA)>
    <!ELEMENT heading (#PCDATA)>
    <!ELEMENT body    (#PCDATA)>
    ]>

test.xml <?xml version="1.0" encoding="UTF-8"?>

<!DOCTYPE note PUBLIC "-//lutong//test dtd doc//EN" "Note.dtd">

<note> <to>George</to> <from>John</from> <heading>Reminder</heading> </note>