在ejb-jar.xml下加入如下代码:  
    < entity>  
  .......  
     < query>
      < query-method>
       < method-name>findByNameLike< /method-name>
       < method-params>
        < method-param>java.lang.String< /method-param>
       < /method-params>
      < /query-method>
      < ejb-ql />
     < /query>
    < /entity>  
  在jbosscmp-jdbc.xml下加入如下代码:  
  < entity>  
  ......  
     < query>
      < query-method>
       < method-name>findByNameLike< /method-name>
       < method-params>
        < method-param>java.lang.String< /method-param>
       < /method-params>
      < /query-method>
      < jboss-ql>select object(c) from County as c where c.name like concat('%',concat(?1,'%')) order by c.id desc< /jboss-ql>
     < /query>
    < /entity> 
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