java字符流读取文件

package ba;

import java.io.*;

public class zifuTest {

	public static void main(String[] args) {
		FileInputStream fis=null;
		InputStreamReader reader=null;
		File f=new File("G:/javakc.txt");
		try {
			fis=new FileInputStream(f);
			reader=new InputStreamReader(fis);
//			创建字符数组
			char[]c=new char[2];
//			长度
			int len=0;
			try {
				while((len=reader.read(c))>0){
					String str=new String(c,0,len);
					System.out.print(str);
				}
			} catch (IOException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
			
		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}

	}

}