java认证:java.io.File写入写出的一个简单实例Java认证考试
文章作者 100test 发表时间 2009:05:16 21:01:27
来源 100Test.Com百考试题网
import java.io.File.
import java.io.FileInputStream.
import java.io.FileNotFoundException.
import java.io.FileOutputStream.
import java.io.IOException.
public class TestIO {
/**
* @param args
*/
public static void main(String[] args)
{
// TODO Auto-generated method stub
byte[] b = new byte[17*1024].
// ** txt
// File f = new File("d:\\test.txt").
// File outF = new File("d:\\testOut.txt").
// ** jpg
File f = new File("d:\\毫无保留.jpg").
File outF = new File("d:\\毫无保留Output.jpg").
try
{
FileInputStream fis = new FileInputStream(f).
FileOutputStream fops = new FileOutputStream(outF).
fis.read(b).
fops.write(b).
// ** for see
// String s = new String(b).
// System.out.println(s).
fis.close().
fops.close().
}
catch(FileNotFoundException fnfe)
{
System.out.println("FileNotFoundException fnfe").
fnfe.printStackTrace().
}
catch(IOException ie)
{
System.out.println("IOException ie").
ie.printStackTrace().
}
}
}
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