如何在下面的代码中提供SD卡文件路径？

Question

如何在以下代码中提供SD卡文件路径？

String s="file:///sdcard/tempImage.png";
parameters.putString("attachment","{\"name\":\"Android Facebook application By Martin\",\"href\":\"http://www.google.com/\",\"caption\":\"By google Technology \",\"description\":\"Description :- Android and iphone application \",\"media\":[{\"type\":\"image\",\"src\":\'"+ s + "',\"href\":\"http://s.facebook.com/connect.php?tab=iphone/\"}],\"properties\":{\"another link\":{\"text\":\"for more tips click here\",\"href\":\"http://www.google.com/\"}}}");

我使用上面的代码从我的SD卡在Facebook Wall上传图像。但是上面的代码不起作用，请帮助我。

Answer 1

尝试以下代码

File mFile = new File(Environment.getExternalStorageDirectory(), tempImage.png);

Answer 2

String filePath=Environment.getExternalStorageDirectory()+"/tempImage.png";
File mFile = new File(filePath);