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  • java读取和写入txt文件

    package com.yinghuo.testDES;

    import java.io.BufferedReader;
    import java.io.BufferedWriter;
    import java.io.File;
    import java.io.FileInputStream;
    import java.io.FileNotFoundException;
    import java.io.FileOutputStream;
    import java.io.IOException;
    import java.io.InputStream;
    import java.io.InputStreamReader;
    import java.io.OutputStreamWriter;

    import com.sun.corba.se.pept.encoding.OutputObject;

    public class test1 {

      public static void main(String[] args){
      String inPath = "C:\Users\lb\Desktop\testDES\encrypt.txt";
      String outPath = "C:\Users\lb\Desktop\testDES\write.txt";
      String encoding = "utf-8";

      readWriteFile(inPath, outPath, encoding);
    }

    public static void readWriteFile(String inPath, String outPath, String encoding){

      File inFile = new File(inPath);
      File outFile = new File(outPath);
      try {
        InputStreamReader read = new InputStreamReader(new FileInputStream(inFile), encoding);
        BufferedReader bufferR = new BufferedReader(read);
        OutputStreamWriter write = new OutputStreamWriter(new FileOutputStream(outFile), encoding);
        BufferedWriter out = new BufferedWriter(write);
        String inLine;
        if(inFile.isFile() && inFile.exists()){
          while((inLine = bufferR.readLine()) != null){
            out.write(inLine+" ");
            out.flush();
          }
          read.close();
          write.close();
          System.out.println("");
        }
      } catch (Exception e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
      }

     }

    }

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  • 原文地址:https://www.cnblogs.com/LiuB/p/6494803.html
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