java - Why file mapping in Hibernate in my eclipse always set defaut 2.0 -


i have problem when have created file mapping in hibernate java. file mapping default set 2.0, , change 3.0. have many errors: 

<!doctype hibernate-mapping public "-//hibernate/hibernate mapping dtd//en" "http://hibernate.sourceforge.net/hibernate-mapping-2.0.dtd" >

how set default 3.0 in file mapping in hibernate? use eclipse juno. thank answers.

in preferences -> xml -> xml catalog stored xml file templates. add 3.0 version , remove 2.0. create mapping.


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