//消除目錄結構 List<File> list=allFile(targetPath); for(File each:list) { File file=new File(targetPath+File.separator+each.getName()); each.renameTo(file); } //刪除空文件夾 File dir= new File(targetPath); for(File eaFile:dir.listFiles()) { if(eaFile.isDirectory()) { eaFile.delete(); } } private List<File> allFile(String path) { File targetDir=new File(path); List<File> list=new ArrayList<File>(); for(File each:targetDir.listFiles()) { if(each.isDirectory()) list.addAll(allFile(each.getPath())); else list.add(each); } return list; } |