From b726dc97538b7d4ba71fd06c14161017dd67c2b7 Mon Sep 17 00:00:00 2001
From: xubinbin <1323875150@qq.com>
Date: 星期三, 10 五月 2023 15:38:22 +0800
Subject: [PATCH] "@schedule"是Spring框架提供的一种定时任务执行机制，默认情况下它是单线程执行，项目中多次使用fixedRate按指定频率执行任务(不管前面任务是否已经完成)，在同时执行多个定时任务时可能会出现阻塞和性能问题，为了解决这种单线程瓶颈问题，将定时任务的执行机制改为支持多线程
---
src/main/java/com/genersoft/iot/vmp/gb28181/utils/NumericUtil.java | 27 ++++++++++++++++++++++++---
1 files changed, 24 insertions(+), 3 deletions(-)
diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/utils/NumericUtil.java b/src/main/java/com/genersoft/iot/vmp/gb28181/utils/NumericUtil.java
index 4dc6307..d990db9 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/utils/NumericUtil.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/utils/NumericUtil.java
@@ -1,11 +1,16 @@
package com.genersoft.iot.vmp.gb28181.utils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
/**
* 鏁板�兼牸寮忓垽鏂拰澶勭悊
* @author lawrencehj
* @date 2021骞�1鏈�27鏃�
*/
public class NumericUtil {
+
+ private static Logger logger = LoggerFactory.getLogger(NumericUtil.class);
/**
* 鍒ゆ柇鏄惁Double鏍煎紡
@@ -14,11 +19,27 @@
*/
public static boolean isDouble(String str) {
try {
- Double num2 = Double.valueOf(str);
- System.out.println("Is Number!" + num2);
+ Double num2 = Double.valueOf(str);
+// logger.debug(num2 + " is a valid numeric string!");
return true;
} catch (Exception e) {
- System.out.println("Is not Number!");
+// logger.debug(str + " is an invalid numeric string!");
+ return false;
+ }
+ }
+
+ /**
+ * 鍒ゆ柇鏄惁Double鏍煎紡
+ * @param str
+ * @return true/false
+ */
+ public static boolean isInteger(String str) {
+ try {
+ int num2 = Integer.valueOf(str);
+// logger.debug(num2 + " is an integer!");
+ return true;
+ } catch (Exception e) {
+// logger.debug(str + " is not an integer!");
return false;
}
}
--
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