fix ControllerCostInterceptor

@@ -8,8 +8,6 @@ import javax.servlet.http.HttpServletResponse;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.context.ApplicationEventPublisher;
-import org.springframework.context.ApplicationEventPublisherAware;
 import org.springframework.core.NamedThreadLocal;
 import org.springframework.web.servlet.HandlerInterceptor;
 import org.springframework.web.servlet.ModelAndView;
@@ -20,7 +18,7 @@ import com.yoho.search.service.downgrade.DownGradeService;
 import com.yoho.search.service.monitor.PerformanceMonitor;
 import com.yoho.search.service.utils.HttpServletRequestUtils;
 
-public class ControllerCostInterceptor implements HandlerInterceptor, ApplicationEventPublisherAware {
+public class ControllerCostInterceptor implements HandlerInterceptor{
 
 	private static final Logger CONTROLLER_COST = LoggerFactory.getLogger("CONTROLLER_COST");
 
@@ -31,13 +29,6 @@ public class ControllerCostInterceptor implements HandlerInterceptor, Applicatio
 	@Autowired
 	private DownGradeService downGradeService;
 
-	ApplicationEventPublisher publisher;
-
-	@Override
-	public void setApplicationEventPublisher(ApplicationEventPublisher applicationEventPublisher) {
-		this.publisher = applicationEventPublisher;
-	}
-
 	@Override
 	public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handle) throws Exception {
 		long beginTime = System.currentTimeMillis();// 1、开始时间
@@ -97,9 +88,9 @@ public class ControllerCostInterceptor implements HandlerInterceptor, Applicatio
 		sb.append(request.getRequestURI());
 		Map<String, String> paramMap = HttpServletRequestUtils.transParamType(request);
 		if (paramMap != null && !paramMap.isEmpty()) {
-			sb.append("?");
+			sb.append('?');
 			for (Map.Entry<String, String> entry : paramMap.entrySet()) {
-				sb.append(entry.getKey()).append("=").append(entry.getValue()).append("&");
+				sb.append(entry.getKey()).append('=').append(entry.getValue()).append('&');
 			}
 			sb.deleteCharAt(sb.length() - 1);
 		}