[Java] 读写字节数据，过滤流DataOutputStream和DataInputStream

package test.stream;

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
/**
 * 读写字节数据，过滤流
 * @author Frost.Yen
 * @E-mail 871979853@qq.com
 * @date 2016年4月13日
 */
public class TestWriteData02 {
    public static void main(String[] args) {
        FileOutputStream fos = null;
        DataOutputStream dos = null;
        DataInputStream dis = null;
        try {
            fos = new FileOutputStream("E:\\JAVA\\Examples\\To Learn\\src\\test\\stream\\data1.dat");
            //如果希望存储基本数据类型就使用DataOutputStream，也是过滤流
            dos = new DataOutputStream(fos);
            dos.writeInt(121245678);
            dos.writeInt(15678);
            dos.writeInt(1215678);
            dos.writeInt(121245678);
            dos.writeInt(15678);
            dos.writeInt(121245374);
            //从文件读取基本数据类型使用DataInputStream，也是过滤流
            dis = new DataInputStream(new FileInputStream("E:\\JAVA\\Examples\\To Learn\\src\\test\\stream\\data1.dat"));
            int a = dis.readInt();
            System.out.println(a);
            System.out.println(dis.readInt());
            System.out.println(dis.readLong());
            System.out.println(dis.readInt());
            System.out.println(dis.readInt());
            //System.out.println(dis.readInt());
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }finally {
            try {
                if(dos!=null) dos.close();
            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }

    }
}