java读取(删除)文件夹下的所有文件夹和文件

import java.io.FileNotFoundException; 
import java.io.IOException; 
import java.io.File; 

public class ReadFile { 
public ReadFile() {} 

/** 
* 删除某个文件夹下的所有文件夹和文件 
* @param delpath String 
* @throws FileNotFoundException 
* @throws IOException 
* @return boolean 
*/ 
public static boolean deletefile(String delpath) throws FileNotFoundException, 
IOException { 
try { 

File file = new File(delpath); 
if (!file.isDirectory()) { 
System.out.println("1"); 
file.delete(); 
} 
else if (file.isDirectory()) { 
System.out.println("2"); 
String[] filelist = file.list(); 
for (int i = 0; i < filelist.length; i++) { 
File delfile = new File(delpath + "\\" + filelist[i]); 
if (!delfile.isDirectory()) { 
System.out.println("path=" + delfile.getPath()); 
System.out.println("absolutepath=" + delfile.getAbsolutePath()); 
System.out.println("name=" + delfile.getName()); 
delfile.delete(); 
System.out.println("删除文件成功"); 
} 
else if (delfile.isDirectory()) { 
deletefile(delpath + "\\" + filelist[i]); 
} 
} 
file.delete(); 

} 

} 
catch (FileNotFoundException e) { 
System.out.println("deletefile() Exception:" + e.getMessage()); 
} 
return true; 
} 

/** 
* 读取某个文件夹下的所有文件夹和文件 
* @param delpath String 
* @throws FileNotFoundException 
* @throws IOException 
* @return boolean 
*/ 
public static boolean readfile(String filepath) throws FileNotFoundException, 
IOException { 
try { 

File file = new File(filepath); 
if (!file.isDirectory()) { 
System.out.println("文件"); 
System.out.println("path=" + file.getPath()); 
System.out.println("absolutepath=" + file.getAbsolutePath()); 
System.out.println("name=" + file.getName()); 

} 
else if (file.isDirectory()) { 
System.out.println("文件夹"); 
String[] filelist = file.list(); 
for (int i = 0; i < filelist.length; i++) { 
File readfile = new File(filepath + "\\" + filelist[i]); 
if (!readfile.isDirectory()) { 
System.out.println("path=" + readfile.getPath()); 
System.out.println("absolutepath=" + readfile.getAbsolutePath()); 
System.out.println("name=" + readfile.getName()); 

} 
else if (readfile.isDirectory()) { 
readfile(filepath + "\\" + filelist[i]); 
} 
} 

} 

} 
catch (FileNotFoundException e) { 
System.out.println("readfile() Exception:" + e.getMessage()); 
} 
return true; 
} 

public static void main(String[] args) { 
try { 
readfile("F:/韩国语/KPT_2004_All_Files/KPT2004_Listening_Answer"); 
//deletefile("F:/韩国语/KPT_2004_All_Files/KPT2004_Listening_Answer"); 
} 
catch (FileNotFoundException ex) { 
} 
catch (IOException ex) { 
} 
System.out.println("ok"); 
} 

}