?? dealer.java
字號:
import java.io.*;
public class Dealer
{
String dName;
String dAddress;
String dPhone;
String dService;
InputStreamReader isReader;//用來從輸入讀取數據字節
BufferedReader bfReader; //緩沖讀取,提高性能
FileOutputStream fosWriter;//用來向文件中寫入數據字節
public Dealer()
{
try
{
isReader = new InputStreamReader(System.in);
bfReader = new BufferedReader(isReader);
System.out.println("商人姓名:");
dName = bfReader.readLine();
System.out.println("地址:");
dAddress = bfReader.readLine();
System.out.println("電話:");
dPhone = bfReader.readLine();
System.out.println("服務:");
dService = bfReader.readLine();
isReader.close();//關閉流
bfReader.close();//關閉流
fosWriter = new FileOutputStream("c:\\cust2.txt");
String strInfo = dName + ":" + dAddress + ":" + dPhone + ":" + dService;
//String的getBytes()方法是得到一個字符串的字節數組
fosWriter.write(strInfo.getBytes());//以字節流寫入
fosWriter.close();//關閉流
System.out.println("成功寫入~");
}
catch(FileNotFoundException fe)
{
System.out.println("文件未找到");
}
catch(IOException ioe)
{
System.out.println("IO異常");
}
}
public static void main(String[] args)
{
new Dealer();
}
}
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