fixbug

themis-exam/src/main/java/com/qmth/themis/exam/api/TEQrcodeController.java

@@ -43,7 +43,7 @@ public class TEQrcodeController {
 			throw new BusinessException("source不能为空");
 		}
 		if (!Source.MOBILE_FIRST.equals(param.getSource())
-				&& !Source.MOBILE_FIRST.equals(param.getSource())) {
+				&& !Source.MOBILE_SECOND.equals(param.getSource())) {
 			throw new BusinessException("source 错误");
 		}
 		return ResultUtil.ok(qrcodeService.mobileMonitor(param));