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package com.project.ajaxs;
import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.util.Calendar;
import java.util.Date;
public class BakMysql {
//mainµÄ·½·¨£¬Ö÷ÒªÊÇÎÒÓÃÓÚ²âÊԵģ¬ÊÇÏë×ÅÈ¡µÃCLASSµÄ·¾¶£¬È»ºó±¸·ÝµÄÎļþдÔÚ·þÎñÆ÷µÄÀà·¾¶ÏÂ
public static void main(String[] args) {
BakMysql bk = new BakMysql();
  
        bk.backup();
    // bk.load();
     }
   //backup·½·¨ÊDZ¸·ÝÊý¾Ý¿âµ½·þÎñÆ÷µØÖ·
     public void backup() {
     Calendar now = Calendar.getInstance();
     String name = now.getTime()+""+(now.getTime().getMonth()+1)+""+now.getTime().getDate();
     String filename = name.substring(24)+" "+name.substring(11,13)+""+name.substring(14,16)+""+name.substring(17,19);
         try {
         String filePath ="e:/project"+filename+".sql";
             Runtime rt = Runtime.getRuntime();
             // µ÷Óà mysql µÄ cmd:
             Process child = rt.exec("C:/Program Files/MySQL/MySQL Server 5.0/bin/mysqldump.exe -uroot -p8095longchun project");// ÉèÖõ¼³ö±àÂëΪutf8¡£ÕâÀï±ØÐëÊÇutf8
            //×¢ÒâÕâÒ»¾ä£¬ÊÇÖ¸ÔËÐÐmysqldumpÃüÁºóÃæ¸úµÄÊǵǼÃûºÍµÇ¼µÄÃÜÂ룬½ÓןóÃæµÄÊÇÖ¸±¸·ÝµÄÊý¾Ý¿âµÄÃû×Ö£¬µ½´Ë½áÊø£¬ÒÔ´ËÉú³ÉÒ»¸öÖ´ÐеĽø³Ì£¬È¡µÃ´Ë½ø³ÌµÄÊä³öÁ÷µ½ÎÒÃÇÒª±¸·ÝµÄÎļþ
             // °Ñ½ø³ÌÖ´ÐÐÖеĿØÖÆ̨Êä³öÐÅϢдÈë.sq


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package com.unmi.db;
import java.io.FileInputStream;
import java.io.InputStream;
import java.sql.Connection;
import java.sql.Statement;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
/**
* ¶ÁÈ¡ SQL ½Å±¾²¢Ö´ÐÐ
* @author Unmi
*/
pub ......

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package thread.lock;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReentrantLock;
import java.util.concurrent.locks.ReentrantReadWriteLock;
/**
 * @file_name ReadAndWriteLockDemo.java
 * @description ¶ÁÐ ......

JavaÖжÁÈ¡propertiesÎļþµÄ¼¸ÖÖ·½·¨

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String name = "logging"; // the logging.properties file in src root folder
ResourceBundle rb = ResourceBundle.getBundle(name,Locale.getDefault());
// test the rb
String propertyKey = "xxx";
System.out.println(rb.getString(propert ......
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