• hibernate分表保存日志


    @Service("accessLogService")
    @Transactional
    public class LogMessageServiceImpl extends BaseDaoServiceImpl<AccessLogMessage,Long> implements LogMessageService{
     @Autowired
     SplitHibernateInterceptor splitInter;
     @Autowired
     public BaseDaoImpl<AccessLogMessage> baseDao;
     /**
      * 根据当前月份
      */
     @Override
     public void addLog(AccessLogMessage message) {
      //要拦截的目标数据库名称
      splitInter.setTargetTableName("accesslog_message");
      //月份从0计算
      int month = Calendar.getInstance().get(Calendar.MONTH);
      if(month==0){
       //1月份
       baseDao.save(message);
      }else{
       splitInter.setSubTableName("accesslog_message"+month);
       SessionFactory sf= baseDao.getSessionFactory();
       Session session = sf.openSession(splitInter);
       try{
        session.save(message);
       }finally{
        session.close();
       }
      }
      
     }
    }

    @Service("splitInter")
    public class SplitHibernateInterceptor extends EmptyInterceptor {
     private static final long serialVersionUID = 2293562313992510554L;

     private String targetTableName;// 目标母表名
     private String subTableName;// 操作子表名 ,与目标结构一样

     public SplitHibernateInterceptor() {
     }

     public java.lang.String onPrepareStatement(java.lang.String sql) {
      sql = sql.toLowerCase();
      sql = sql.replaceAll(targetTableName, subTableName);
      return sql;

     }

     public String getTargetTableName() {
      return targetTableName;
     }

     public void setTargetTableName(String targetTableName) {
      this.targetTableName = targetTableName;
     }

     public String getSubTableName() {
      return subTableName;
     }

     public void setSubTableName(String subTableName) {
      this.subTableName = subTableName;
     }

    }

    @Component("baseDaoService")
    @Transactional
    public class BaseDaoServiceImpl<T, K extends Serializable> implements
      BaseDaoService<T, K> {

     @Autowired
     public ExtendBaseDao<T, K> extendBaseDao;

     @Override
     public void add(T t) {
      extendBaseDao.save(t);
     }

     @Override
     public void delete(T t) {
      extendBaseDao.delete(t);
     }

     @Override
     public void update(T t) {
      extendBaseDao.update(t);
     }

     @Override
     public T get(Class<T> entityClass, K k) {
      return extendBaseDao.get(entityClass, k);
     }

     @Override
     public void deleteByHql(String hql ,Object... objects) {
      extendBaseDao.delete(hql, objects);
     }

     @Override
     public List<T> query(String hql, Object... objects) {
      return extendBaseDao.list(hql, objects);
     }

     @Override
     public void marge(T t) {
      extendBaseDao.merge(t);
     }

    }

    @Entity
    @Table(name = "ACCESSLOG_MESSAGE")
    public class AccessLogMessage {
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
     @Column(name = "id")
     private Long id;
     @Column(name = "requestURI", length = 250)
     private String requestURI;
     
     @Column(name = "requestTime", length = 30)
     private String requestTime;
     @Column(name = "requestParams", length = 1000)
     private String requestParams;
     @Column(name = "userName", length = 32)
     private String userName;

    @SuppressWarnings("serial")
    public class ViewJsonInterceptor implements Interceptor {
     @Autowired
     private MemcachedClient memcachedClient;
     private static final Logger logger = LoggerFactory
       .getLogger(ViewJsonInterceptor.class);

     @Override
     public void init() {
      logger.info("Json格式化拦截器启动!");
     }

     @Override
     public void destroy() {
      logger.info("Json格式化拦截器销毁!");
     }

     public HttpServletRequest getRequest(ActionInvocation invocation) {
      ActionContext context = invocation.getInvocationContext();
      HttpServletRequest request = (HttpServletRequest) context
        .get(StrutsStatics.HTTP_REQUEST);
      return request;
     }

    public HttpServletResponse getResponse(ActionInvocation invocation) {
      ActionContext context = invocation.getInvocationContext();
      HttpServletResponse response = (HttpServletResponse) context
        .get(StrutsStatics.HTTP_RESPONSE);
      return response;
     }


     
     @Override
     public String intercept(ActionInvocation invocation) throws Exception {

    HttpServletRequest request = getRequest(invocation);
      HttpServletResponse response = getResponse(invocation);
      response.setContentType("text/html;charset=UTF-8");
      // end
      Object action = invocation.getAction();
      String methodName = invocation.getProxy().getMethod();
      Method method = action.getClass().getDeclaredMethod(methodName, new Class[0]);
      
      //防止 重复参数,如果重复取第一个
      invocation.getInvocationContext().setParameters(InterceptorUtil.noRepeatParams(invocation));
      
      
      if (!(action instanceof BaseViewJsonAction)
        || !method.isAnnotationPresent(ViewJson.class)) {
       return invocation.invoke();
      }
      String voke = null;
      BaseViewJsonAction baseViewJsonAction = (BaseViewJsonAction) action;// ============检验当前访问在缓存中是否存在========================
      String memcachedSwitch = Switch.getInstance().getMemcachedSwitch();
      String cacheKey = "";
      if (Switch.OPEN.equals(memcachedSwitch) && method.isAnnotationPresent(MemCachedJson.class) ) {
       // 获取当前访问URL对应的缓存key
       cacheKey = InterceptorUtil.getCacheKey(invocation, request);
       logger.debug("[key=]" + cacheKey);
       String cacheValue = null;
       try {
        memcachedClient.setSanitizeKeys(true);
        cacheValue = memcachedClient.get(cacheKey);
        if (StringUtils.isNotBlank(cacheValue)) {
         // 缓存中已存在cacheKey的cacheValue,则直接返回
         //记录日志,并保存至数据库
         InterceptorUtil.log(request, invocation);
         response.getWriter().write(cacheValue);
         return null;
        }
       } catch (Exception e) {
        logger.error("memecached异常:", e.getMessage());
       }
      }

    try {
       invocation.invoke();
       JsonViewMessage jsonMessage = baseViewJsonAction.getJsonViewMessage();
       String code = "" + jsonMessage.getRet();
       if (Switch.OPEN.equals(memcachedSwitch) && method.isAnnotationPresent(MemCachedJson.class)) {
        // 将返回的正确结果注入缓冲
        
        code = "" + jsonMessage.getRet();
        if ("0".equals(code)) {
         String returnValue = baseViewJsonAction.jsonViewAsString();
         try {
          memcachedClient.set(cacheKey, 0, returnValue);
         } catch (Exception e) {
          logger.error("memecached set 缓存异常:", e.getMessage());
         }
         
        }
        // 注入缓存完成
       }
       if ("0".equals(code)) {
        //记录日志,并保存至数据库
        InterceptorUtil.log(request, invocation);
       }else{
        if(!"1".equals(code)&&logger.isErrorEnabled()){
         logger.error("code:" + code + ";message:" + jsonMessage.getRetInfo());
         logger.error("调用"+invocation.getAction().getClass().getSimpleName()+"."+methodName+"()");
         String absUrl =ServletRequestUtil.getRequestURL(request);
         logger.error(IPRequest.getIpAddress(request)+"=>"+request.getMethod()+"请求地址:"+absUrl);
        }
       }

      } catch (BusinessException e) {
       if(!"0".equals(e.getCode())){
        if(logger.isErrorEnabled()){
         logger.error("code:" + e.getCode() + ";message:" + e.getMessage());
         logger.error("调用"+invocation.getAction().getClass().getSimpleName()+"."+methodName+"()");
         String absUrl =ServletRequestUtil.getRequestURL(request);
         logger.error(IPRequest.getIpAddress(request)+"=>"+request.getMethod()+"请求地址:"+absUrl);
        }
       }
       baseViewJsonAction.getJsonViewMessage().setResult(null);
       baseViewJsonAction.getJsonViewMessage().setRet(e.getCode());
       baseViewJsonAction.getJsonViewMessage().setRetInfo(e.getMessage());
       
       
       
      }  finally {
       baseViewJsonAction.writeJsonView();
      }
      return voke;

    }

    public void writeJsonView() {
      if (userDefinedJsonObject != null) {
       userDefinedJsonObject.put("ret", jsonViewMessage.getRet());
       userDefinedJsonObject.put("retInfo", jsonViewMessage.getRetInfo());
       JsonFormater.writeJsonValue(mapper, this.response,
         userDefinedJsonObject);
       return;
      }
      if (jsonViewMessage.getAlias() != null) {
       Map<String, Object> map = new HashMap<String, Object>(3);
       map.put("ret", jsonViewMessage.getRet());
       map.put("retInfo", jsonViewMessage.getRetInfo());
       map.put(jsonViewMessage.getAlias(), jsonViewMessage.getResult());
       JsonFormater.writeJsonValue(mapper, this.response, map);
       return;
      }
      JsonFormater.writeJsonValue(mapper, this.response, jsonViewMessage);
     }

    <package name="BasePackage" extends="struts-default">
      <interceptors>
       <interceptor name="LogInterceptor" class="com.core.action.interceptor.LogInterceptor"/>
       <interceptor name="ViewJsonInterceptor" class="com.core.action.interceptor.ViewJsonInterceptor"/>
       <!--<interceptor name="ParamValidateInterceptor" class="com.core.interceptor.ParamValidateInterceptor"/>-->
       <interceptor-stack name="JsonInterceptorStack">
        <interceptor-ref name="LogInterceptor"/>
        <interceptor-ref name="ViewJsonInterceptor"/>
        <!--<interceptor-ref name="ParamValidateInterceptor"/>-->
        
        <interceptor-ref name="defaultStack"/>
       </interceptor-stack>
      </interceptors>
      <default-interceptor-ref name="JsonInterceptorStack"/>
      <default-action-ref name="notFound" />
          <action name="notFound">
           <result>/WEB-INF/404.jsp</result>
         </action>
     </package>

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  • 原文地址:https://www.cnblogs.com/shz365/p/3795114.html
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