Python学习笔记 读写文件 发送请求等

package com.spring.cloud.test.guava;

import com.google.common.base.Charsets;
import com.google.common.io.Files;

import java.io.File;
import java.io.IOException;
import java.util.List;

/**
 * 文件读写复制
 *
 * @author wangwenjian
 * @date 2019/1/7 3:24 PM
 */
public class FileDemo {

    public static void main(String[] args) {

        copyFile();
    }


    //写文件
    private static void writeFile() {

        String content = "hello";
        File file = new File("/Users/dxm/Documents/test.txt");

        try {
            Files.write(content.getBytes(Charsets.UTF_8),file);
        } catch (IOException e) {
            e.printStackTrace();
        }
        System.out.println("end");
    }


    //读文件
    private static void readFile() {

        File file = new File("/Users/dxm/Documents/security.txt");

        try {
            List<String> list = Files.readLines(file,Charsets.UTF_8);

            for (String s : list){
                System.out.println(s);
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
        System.out.println("end");
    }


    //文件复制
    private static void copyFile()  {

        File from = new File("/Users/dxm/Documents/security.txt");

        File to = new File("/Users/dxm/Documents/copyuser.txt");

        try {
            Files.copy(from, to);
        } catch (IOException e) {
            e.printStackTrace();
        }
        System.out.println("end");
    }

}