synyi-service/org.zsl.hnust Maven Webapp/.settings/org.eclipse.wst.common.project.facet.core.prefs.xml

<root>
  <facet id="jst.jaxrs">
    <node name="libprov">
      <attribute name="provider-id" value="maven-lib-provider"/>
    </node>
  </facet>
</root>