package?contentcl;

import?java.io.BufferedReader;
import?java.io.File;
import?java.io.FileNotFoundException;
import?java.io.FileReader;
import?java.io.IOException;
import?java.util.regex.Matcher;
import?java.util.regex.Pattern;

public?class?Check?{
	
	/**
	?*?在登錄時，?驗證賬號密碼是否正確
	?*/
	public?boolean??check1（String?countnameString?pwd）?throws?IOException{
		
		File?file=new?File（“Message.txt“）;???//創建文件類
????????if（!file.exists（）||file.isDirectory（））?//判斷文件是否存在
????????????//throw?new?FileNotFoundException（）;
????????	file.createNewFile（）;
????????BufferedReader?br=new?BufferedReader（new?FileReader（file））;?//創建讀入緩沖流，按行讀入
????????String?temp=null;???
???????//?StringBuffer?sb=new?StringBuffer（）;???
????????temp=br.readLine（）;???//先讀取一行
????????while（temp!=null）{
????????	String?sbstring?=?temp.toString（）;???//轉化為string
????????	int?n?=?sbstring.length（）;????????????//測字符串長度
????????	String?[]message?=?new?String[5];?????//按~拆分?成5個字符串數組，按賬號和密碼進行信息驗證
????????	int?k=0;
????????	
????????	for?（int?i=0;?i<5;?i++）
????????		message[i]=““;
????????	//我們在寫入賬戶時用~分割，?所以我們利用~在分割開來
????????	for?（int?i=0;?i????????	{
????????		if（sbstring.charAt（i）==‘~‘）
????????		{
????????			//System.out.println（“@“+message[k]）;
????????			k++;
????????		}
????????		else?
????????		{
????????			message[k]?+=?sbstring.charAt（i）;
????????		}
????????	}
????????	if?（countname.equals（message[2]）&&pwd.equals（message[3]））//比較賬戶密碼是否相等
????????		return?true;
????????????temp=br.readLine（）;??//讀取下一行
????????}
????????return?false;
			
		
	}
	
	//在注冊時?驗證賬號是否存在
	public?boolean??check2（String?countname）?throws?IOException{
		
		File?file=new?File（“Message.txt“）;???//創建文件類
????????if（!file.exists（）||file.isDirectory（））?//判斷文件是否存在
????????	file.createNewFile（）;
????????BufferedReader?br=new?BufferedReader（new?FileReader（file））;?//創建讀入緩沖流，按行讀入
????????String?temp=null;???
???????//?StringBuffer?sb=new?StringBuffer（）;???
????????temp=br.readLine（）;???//先讀取一行
????????while（temp!=null）{
????????	String?sbstring?=?temp.toString（）;???//轉化為string
????????	int?n?=?sbstring.length（）;????????????//測字符串長度
????????	String?[]message?=?new?String[5];?????//按~拆分?成5個字符串數組，按賬號和密碼進行信息驗證
????????	int?k=0;
????????	
????????	for?（int?i=0;?i<5;?i++）
????????		message[i]=““;
????????	for?（int?i=0;?i????????	{
????????		if（sbstring.charAt（i）==‘~‘）
????????		{
????????			//System.out.println（“@“+message[k]）;
????????			k++;
????????		}
????????		else?
????????		{
????????			message[k]?+=?sbstring.charAt（i）;
????????		}
????????	}
????????	if?（countname.equals（message[2]））
????????		return?true;
????????????temp=br.readLine（）;
????????}
????????return?false;
	}
	//在掛失是?找回密碼需要驗證，?姓名，身份證號，和賬戶是否與注冊時保持一致
	public?String??check3（String?name?String?useridString?countname）?throws?IOException{
		
		File?file=new?File（“Message.txt“）;???//創建文件類
????????if（!file.exists（）||file.isDirectory（））?//判斷文件是否存在
????????	

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件?????????404??2017-12-27?19:45??BankSystem\.classpath
?????文件?????????386??2018-01-02?20:05??BankSystem\.project
?????文件?????????598??2017-12-21?16:14??BankSystem\.settings\org.eclipse.jdt.core.prefs
?????文件??????????43??2018-01-02?20:03??BankSystem\Message.txt
?????文件????????3781??2018-01-02?20:06??BankSystem\bin\contentcl\Check.class
?????文件????????3376??2018-01-02?20:06??BankSystem\bin\contentcl\DrawMoney.class
?????文件????????2479??2018-01-02?20:06??BankSystem\bin\contentcl\Inquiry.class
?????文件????????3981??2018-01-02?20:06??BankSystem\bin\contentcl\Login.class
?????文件????????1248??2018-01-02?20:06??BankSystem\bin\contentcl\MD5.class
?????文件?????????458??2018-01-02?20:06??BankSystem\bin\contentcl\Main.class
?????文件????????2826??2018-01-02?20:06??BankSystem\bin\contentcl\Menu.class
?????文件????????3168??2018-01-02?20:06??BankSystem\bin\contentcl\Modify.class
?????文件????????4539??2018-01-02?20:06??BankSystem\bin\contentcl\Register.class
?????文件????????3997??2018-01-02?20:06??BankSystem\bin\contentcl\ReportLose.class
?????文件????????3307??2018-01-02?20:06??BankSystem\bin\contentcl\SaveMoney.class
?????文件????????3482??2018-01-02?20:06??BankSystem\bin\contentcl\Transfer.class
?????文件????????4354??2018-01-02?20:06??BankSystem\bin\contentcl\TransferToOthers.class
?????文件????????4675??2018-01-02?20:06??BankSystem\bin\contentcl\UserMessage.class
?????文件????????5068??2017-12-28?18:40??BankSystem\src\contentcl\Check.java
?????文件????????3462??2017-12-27?15:01??BankSystem\src\contentcl\DrawMoney.java
?????文件????????2293??2017-12-27?20:56??BankSystem\src\contentcl\Inquiry.java
?????文件????????3945??2017-12-27?20:51??BankSystem\src\contentcl\Login.java
?????文件?????????860??2017-12-27?19:46??BankSystem\src\contentcl\MD5.java
?????文件?????????160??2017-12-27?14:54??BankSystem\src\contentcl\Main.java
?????文件????????3227??2017-12-27?21:04??BankSystem\src\contentcl\Menu.java
?????文件????????3186??2018-01-02?19:45??BankSystem\src\contentcl\Modify.java
?????文件????????5247??2017-12-27?20:37??BankSystem\src\contentcl\Register.java
?????文件????????4325??2017-12-27?20:38??BankSystem\src\contentcl\ReportLose.java
?????文件????????3411??2017-12-28?19:00??BankSystem\src\contentcl\SaveMoney.java
?????文件????????3627??2018-01-02?19:36??BankSystem\src\contentcl\Transfer.java
?????文件????????3970??2017-12-27?19:27??BankSystem\src\contentcl\TransferToOthers.java
............此處省略1個文件信息