Java中IO流的使用例子

 import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.LineNumberReader;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.PrintStream;
import java.io.PrintWriter;
import java.io.RandomAccessFile;
import java.io.Serializable;
import java.io.StringReader;
import java.io.StringWriter;
import java.nio.ByteBuffer;
import java.nio.channels.FileChannel;
class Person implements Serializable{
 int age;
 String name;
 transient String  password;
 public Person(int age, String name, String password) {
  super();
  this.age = age;
  this.name = name;
  this.password = password;
 }
}
public class TestInputStream {
 public static void Input(){
  try {
   FileInputStream fis=new FileInputStream("d:\\1\\1.txt");
   int i=0;
   /*while((i=fis.read())!=-1)
   {
    System.out.print((char)i);
   }*/
   
   byte[] bt=new byte[130];
   fis.read(bt);
   System.out.println(new String(bt,"GBK").trim());
   fis.close();
  } catch (FileNotFoundException e) {
   // TODO Auto-generated catch block
   e.printStackTrace();
  } catch (IOException e) {
   // TODO Auto-generated catch block