android 向data目录files目录下创建新的目录

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@Override
	protected void onStart() {
		// TODO Auto-generated method stub
		super.onStart();
		BufferedWriter writer ;
		try {
			String path = getFilesDir().getAbsolutePath() ;
			File file = new File(path + "/etc") ;
			if(!file.exists()){
				file.mkdirs() ;
			}
			File file2 = new File(file.getAbsoluteFile() + "/name.txt") ;
			FileOutputStream out = new FileOutputStream(file2);
			writer = new BufferedWriter(new OutputStreamWriter(out)) ;
			try {
				writer.write("123123") ;
				writer.close() ;
			} catch (IOException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}

android 向data目录files目录下创建新的目录

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原文地址：http://my.oschina.net/lhjtianji/blog/373923