验证代理对象的证书是否被拦截策略引用，如被引用，则证书配置不能取消。

src/main/java/com/nis/web/controller/configuration/proxy/PxyObjKeyringController.java

@@ -41,6 +41,7 @@ import com.google.common.collect.Maps;
 import com.nis.domain.Page;
 import com.nis.domain.basics.PolicyGroupInfo;
 import com.nis.domain.configuration.CfgIndexInfo;
+import com.nis.domain.configuration.DnsIpCfg;
 import com.nis.domain.configuration.DnsResStrategy;
 import com.nis.domain.configuration.IpPortCfg;
 import com.nis.domain.configuration.PxyObjKeyring;
@@ -911,4 +912,31 @@ public class PxyObjKeyringController extends BaseController {
 		}
 		return "redirect:" + adminPath + "/proxy/intercept/strateagy/trustedCertList?functionId=" + functionId;
 	}
+	
+	/**
+	 * 验证Keyring是否有被使用
+	 * 
+	 * @param entity
+	 * @param request
+	 * @param response
+	 * @return
+	 */
+	@ResponseBody
+	@RequestMapping(value = { "/ajaxKeyinfIsUsed" })
+	public boolean ajaxKeyinfIsUsed(String[] compileIds, HttpServletRequest request, HttpServletResponse response) {
+		for(String compileId:compileIds){
+			CfgIndexInfo cfg = new CfgIndexInfo();
+			cfg.setIsAudit(1);
+			cfg.setIsValid(1);
+			cfg.setFunctionId(200);//代理拦截策略
+			cfg.setServiceId(512);
+			cfg.setUserRegion1(compileId);
+			List<CfgIndexInfo> list = httpRedirectCfgService.getCfgIndexInfos(cfg);
+			if (list.size() > 0) {
+				return false;
+			}
+		}
+		
+		return true;
+	}
 }