package aa.com;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
public class InsertEnter {
public static void main(String[] args) {
getFile(new File("C:\\Users\\Administrator\\Desktop\\aa.txt"),new File("C:\\Users\\Administrator\\Desktop\\bb.txt"));
}
private static void getFile(File f,File fi) {
try {
FileInputStream in=new FileInputStream(f);
BufferedReader read=new BufferedReader(new InputStreamReader(in));
FileOutputStream out=new FileOutputStream(fi);
PrintWriter print=new PrintWriter(out);
String mm=null;
do{
mm=read.readLine();
if(null!=mm&&mm.length()>0){
System.out.println("oijoij");
print.println(mm);
print.println("\n");
}
}while(null!=mm);
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
}
谁能帮我看一下，代码有什么问题，谢谢
------解决方案--------------------
应该是文件没有关闭的原因吧
- Java code
package aa.com;import java.io.BufferedReader;import java.io.File;import java.io.FileInputStream;import java.io.FileNotFoundException;import java.io.FileOutputStream;import java.io.IOException;import java.io.InputStreamReader;import java.io.PrintWriter;public class InsertEnter { public static void main(String[] args) { getFile(new File("aa.txt"),new File("bb.txt")); } private static void getFile(File f,File fi) { try { FileInputStream in=new FileInputStream(f); BufferedReader read=new BufferedReader(new InputStreamReader(in)); FileOutputStream out=new FileOutputStream(fi); PrintWriter print=new PrintWriter(out); String mm=null; do{ mm=read.readLine(); if(null!=mm&&mm.length()>0){ System.out.println("oijoij"); print.println(mm); print.println("\n"); } } while(null!=mm); print.close();//关闭文件流 out.close(); } catch (FileNotFoundException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } }}