确认是否删除文件夹/文件夹?

public void confirmDel(final String path ,final int folder){
AlertDialog.Builder ad1=new AlertDialog.Builder(FileManagerActivity.this);
ad1.setTitle("删除文件夹?");
ad1.setPositiveButton("是", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int i) {
// TODO Auto-generated method stub
if (folder==1) {
delFolder(path);
}
else {
delFile(path);
}

}
});
ad1.setNegativeButton("否",new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int i) {

}
});
ad1.show();//显示对话框
}

public boolean delFile(String path) {
File file = new File(path);
return file.delete();
//return true;
}

public void delFolder(String folderPath) {
try {
delAllFile(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) {
System.out.println("删除文件夹操作出错");
e.printStackTrace();

}
}

/**
* 删除文件夹里面的所有文件
* @param path String 文件夹路径 如 c:/fqf
*/
public void delAllFile(String path) {
File file = new File(path);
if (!file.exists()) {
return;
}
if (!file.isDirectory()) {
return;
}
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()) {
delAllFile(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
}
}