读取文件

来源：互联网发布：怎么发送淘宝店铺链接编辑：程序博客网时间：2024/06/05 11:56

package com.company.internationalticket.test;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.InputStreamReader;

public class ReadFileUtil {

   public String readFile(String path){

       if(path == null || "".equals(path)){

           return "路径不合法，传入的路径为：" + path;
       }

       File file = new File(path);

       String result = "";

       try {

           BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream(file), "UTF-8"));// 构造一个BufferedReader类来读取文件

           String s = null;

           while ((s = br.readLine()) != null) {
               // 使用readLine方法，一次读一行
               result = result + "\n" + s;

           }

           br.close();

       } catch (Exception e) {

           e.printStackTrace();
       }

       return result;
   }
}

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