JAVA讀取txt文件

該項目是將類似excel中同一單元格的數據分開，換成多行

package test;


import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;

public class TestLabel {
public static void main(String[] args) { 
File f1 = new File("C:\\Users\\Desktop\\1.txt"); 
File f2 = new File("C:\\Users\\Desktop\\2.txt"); 
//int b=0; 
String line=""; 
try { 
FileReader reader = new FileReader(f1); 
FileWriter writer = new FileWriter(f2); 
BufferedReader br = new BufferedReader(reader); 
BufferedWriter bw = new BufferedWriter(writer); 
while((line=br.readLine())!=null){

String[] line1= line.split("#");
if(line1.length >= 2){

String[] linePer= line1[1].split("、");
for(int i=0,m=linePer.length;i<m;i++){
           
                System.out.println(line1[0]+"//"+linePer[i]+"//");
                bw.write(line1[0]+"//"+linePer[i]+"//"); 
                bw.newLine();
           }
}
else if(line1.length <= 1 && line1.length >=1){
            System.out.println(line1[0]);
            bw.write(line1[0]);
            bw.newLine();
           }


bw.flush();
} 
reader.close(); 
writer.close(); 

} catch (Exception e) { 
e.printStackTrace(); 
} 
}
}