- <div class="blockcode"><blockquote>if (root.isDirectory()) {
- Log.e("TAG","list"+root.getAbsolutePath());
- // File[] files = root.listFiles(new music());
- File[] files = root.listFiles();
- Log.e("TAG",files.toString());
- for (File file : files) {
- if (file.isDirectory())
- list(file);
- else
- list.add(file);
- }
- }
复制代码
这段代码中,files有可能为null么?
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