diff --git a/hzims-service/hzims-alarm/src/main/java/com/hnac/hzims/alarm/show/controller/ShowAlarmController.java b/hzims-service/hzims-alarm/src/main/java/com/hnac/hzims/alarm/show/controller/ShowAlarmController.java
index d5873d2..5410138 100644
--- a/hzims-service/hzims-alarm/src/main/java/com/hnac/hzims/alarm/show/controller/ShowAlarmController.java
+++ b/hzims-service/hzims-alarm/src/main/java/com/hnac/hzims/alarm/show/controller/ShowAlarmController.java
@@ -1,6 +1,5 @@
 package com.hnac.hzims.alarm.show.controller;
 
-import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.github.xiaoymin.knife4j.annotations.ApiOperationSupport;
 import com.hnac.hzims.alarm.entity.AlarmEntity;
@@ -15,14 +14,9 @@ import org.springblade.core.boot.ctrl.BladeController;
 import org.springblade.core.mp.support.Condition;
 import org.springblade.core.mp.support.Query;
 import org.springblade.core.tool.api.R;
-import org.springblade.core.tool.utils.Func;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
-import springfox.documentation.annotations.ApiIgnore;
 
-import javax.validation.Valid;
 import java.util.List;
-import java.util.Map;
 
 /**
  * @author ysj
@@ -40,7 +34,7 @@ public class ShowAlarmController extends BladeController {
 	@GetMapping("/broadcast")
 	@ApiOperationSupport(order = 1)
 	@ApiOperation(value = "播报告警", notes = "传入:时间区间")
-	public R<List<AlarmEntity>> broadcast(@ApiParam(value = "开始时间", required = false) String startTime,
+	public R<List<AlarmEntity>> broadcast(@ApiParam(value = "开始时间") String startTime,
 										   @ApiParam(value = "结束时间", required = true) String endTime) {
 		return R.data(alarmService.broadcast(startTime,endTime));
 	}