Spring+Dwr+Hibernate整合项目

package dwr.manager; import org.springframework.jdbc.core.support.JdbcDaoSupport; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; public class UserManager extends JdbcDaoSupport { private final Log log = LogFactory.getLog(getClass().getName()); public boolean getUser(String username) { String sql = "select count(*) from user where username=? "; int i = getJdbcTemplate().queryForInt(sql, new Object[] { username }); if (i > 0) return true; else return false; } }