backdb.java

实现银行系统中某个部门的计算机设备管理、公共信息管理、权限用户管理、系统设置等,为系统的安全正常运行提供保障

package com.isoftstone.banktearm1.demo;
import java.io.*;
import java.util.Calendar;
import java.util.GregorianCalendar;
import java.util.StringTokenizer;

public class BackDb{
	public void backDb()throws IOException{
		GregorianCalendar myCalendar=new GregorianCalendar();
		String outFile=String.valueOf(myCalendar.get(Calendar.YEAR))+String.valueOf(myCalendar.get(Calendar.MONTH)+1)+String.valueOf(myCalendar.get(Calendar.DAY_OF_MONTH));
		FileInputStream in=new FileInputStream("..//webapps//BankTeam1//db//bankteam1.mdb");
		FileOutputStream out=new FileOutputStream("..//webapps//BankTeam1//db//"+outFile+".bak");
	
		
		byte b[]=new byte[10];
		int i=0;
		while((i=in.read(b))!=-1){
			out.write(b);
		}
		in.close();
		out.flush();
		out.close();
	}
	public void backDb2() throws IOException{
		GregorianCalendar myCalendar=new GregorianCalendar();
		String outFile=String.valueOf(myCalendar.get(Calendar.YEAR))+String.valueOf(myCalendar.get(Calendar.MONTH)+1)+String.valueOf(myCalendar.get(Calendar.DAY_OF_MONTH)-1);
		FileInputStream in=new FileInputStream("..//webapps//BankTeam1//db//"+outFile+".mdb");
		FileOutputStream out=new FileOutputStream("..//webapps//BankTeam1//db//bankteam1.mdb");
		byte b[]=new byte[10];
		int i=0;
		while((i=in.read(b))!=-1){
			out.write(b);
		}
		in.close();
		out.flush();
		out.close();
		String str="2006-11-12";
	}
}