配置代碼：springContent.xml<bean?id="dataSource"?class="com.alibaba.druid.pool.DruidDataSource"?init-method="init"?destroy-method="close"> ????<property?name="driverClassName"?value="${db.driverClassName}"?/> ????<property?name="url"?value="${db.url}"?/> ????<property?name="username"?value="${db.username}"?/> ????<property?name="password"?value="${db.password}"?/> ????<property?name="initialSize"?value="3"?/> ????<property?name="minIdle"?value="3"?/> ????<property?name="maxActive"?value="20"?/> ????<property?name="maxWait"?value="60000"?/> ????<property?name="filters"?value="stat,wall"?/> </bean> <bean?id="stat-filter"?class="com.alibaba.druid.filter.stat.StatFilter"> ????<property?name="slowSqlMillis"?value="3000"?/> ????<property?name="logSlowSql"?value="true"?/> ????<property?name="mergeSql"?value="true"?/> </bean> <bean?id="wall-filter"?class="com.alibaba.druid.wall.WallFilter"> ????<property?name="dbType"?value="mysql"?/> </bean>web.xml<servlet> ??<servlet-name>DruidStatServlet</servlet-name> ??<servlet-class>com.alibaba.druid.support.http.StatViewServlet</servlet-class> ??<init-param> ????<param-name>loginUsername</param-name> ????<param-value>druid</param-value> ??</init-param> ??<init-param> ????<param-name>loginPassword</param-name> ????<param-value>druid</param-value> ??</init-param> </servlet> <servlet-mapping> ??<servlet-name>DruidStatServlet</servlet-name> ??<url-pattern>/sys/druid/*</url-pattern> </servlet-mapping> <filter> ??<filter-name>DruidWebStatFilter</filter-name> ??<filter-class>com.alibaba.druid.support.http.WebStatFilter</filter-class> ??<init-param> ????<param-name>exclusions</param-name> ????<param-value>*.js,*.css,*.jpg,*.png,*.ico,*.gif,/sys/druid/*</param-value> ??</init-param> </filter> <filter-mapping> ??<filter-name>DruidWebStatFilter</filter-name> ??<url-pattern>/*</url-pattern> </filter-mapping>數據庫用戶名和密碼以及url都沒有問題，但是項目啟動一直報錯，報錯信息如下：