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RSS订阅原创 Spring监听bean加载时间
@Componentpublic class TimeCostBeanPostProcessor implements BeanPostProcessor { Map<String, Long> costMap = Maps.newConcurrentMap(); @Override public Object postProcessBeforeInitialization(Object bean, String beanName) throws BeansExc.
2022-04-22 10:31:04
874
原创 jdk1.7 链表原理实现HashMap
package com.nascent.ecrp.sg.guide.notify;public class MyHashMap<K, V> { private Entry[] table; private static Integer CAPACITY = 8; private Integer size = 0; public MyHashMap() { this.table = new Entry[CAPACITY]; } .
2020-09-23 16:12:35
177
原创 java使用es
//创建连接工具类public class ESClientConnectionUtil { public static TransportClient client=null; public final static String HOST = "192.168.200.211"; //服务器部署 public final static Integer PORT = ...
2019-05-22 15:53:49
2939
原创 datax同步es数据
xshell登录到服务器 进入到/home/datax目录底下 cd /home/datax 使用ps -auxww 查看下有多少datax进程java -server -Xmx1g -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=./log -Dfile.encoding=UTF-8 -Dlogback.statusListenerCl...
2019-05-22 15:48:25
6976
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原创 JFinal生成指定数据库表javabean
package cn.pangpython.model;import javax.sql.DataSource;import com.jfinal.kit.PathKit;import com.jfinal.kit.Prop;import com.jfinal.kit.PropKit;import com.jfinal.plugin.activerecord.generator.Generator...
2018-04-27 15:17:37
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