读取文件内容并打印

package test;

import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;

public class TestFile {
public static void main(String[] args) throws IOException {

/*
* FileInputStream fis=new FileInputStream("e:/a.txt"); byte[] b=new byte[1024];
*
* while(fis.read(b)!=-1){ System.out.println(b.toString()); } fis.close();
*/

BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream("e:/a.txt")));
String line = null;
while ((line = br.readLine()) != null) {
System.out.println(line);
}
br.close();
}
}