Java files in the input stream and output stream files

Date: 2020/1/15

Function: the java input file and the output file stream using streams

Title IDE: Intellij IDEA

package testDemo;

import java.io.*;
import java.util.*;

public class Test {

    public static void main(String[] args) throws IOException {
        //字节数组，临时存放读取的字节
        byte[] result = new byte[100];
        //建立文件对象
        File file = new File("D:\\java_workstation\\zzz.txt");
        File file1 = new File("D:\\java_workstation\\zpc.txt");
        //建立文件输入流
        FileInputStream fileInputStream = new FileInputStream(file1);
        //建立文件输出流
        FileOutputStream fileOutputStream = new FileOutputStream(file);
        //读取文件到字节数组中
        while (fileInputStream.read(result)>0)
            //继续读取
            fileInputStream.read(result);
        //字节数组内容写入文件输出流
        fileOutputStream.write(result);
    }
}