删除所有文件

import java.io.File;


/**
 * 
 * @author 删除所有文件与文件夹
 *
 */
public class Demo4 {


public static void main(String[] args) {
// TODO Auto-generated method stub
deleteAllFile("D:/a/a");
}
   
/**
* 
* 删除所有文件与文件夹
*
*/
public static boolean deleteAllFile(String path){
boolean flag = false;
File file = new File(path);
if (!file.exists()) {
return flag;
}
if (!file.isDirectory()) {
return flag;
}
String[] tempList = file.list();
File temp = null;
for (int i = 0; i < tempList.length; i++) {
if (path.endsWith(File.separator)) {
temp = new File(path + tempList[i]);
} else {
temp = new File(path + File.separator + tempList[i]);
}
if (temp.isFile()) {
temp.delete();
}
if (temp.isDirectory()) {
deleteAllFile(path + "/" + tempList[i]); // 先删除文件夹里面的文件
delFolder(path + "/" + tempList[i]); // 再删除空文件夹
flag = true;
}
}
return flag;
}
/**
* @param folderPath 文件路径 (只删除此路径的最末路径下所有文件和文件夹)
*/
public static void delFolder(String folderPath) {
try {
deleteAllFile(folderPath); // 删除完里面所有内容
String filePath = folderPath;
filePath = filePath.toString();
java.io.File myFilePath = new java.io.File(filePath);
myFilePath.delete(); // 删除空文件夹
} catch (Exception e) {
e.printStackTrace();
}
}

}