android开发 java.io.IOException: open failed: EACCES (Permission denied)
2016-08-24 23:53
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最近写项目遇到的往外置SD卡上写入数据的时候提示 java.io.IOException: open failed: EACCES (Permission denied) 虽然相关权限在配置清单中都加入了得,最后发现还是权限的问题,此类权限需要用户动态授权,如果在相关操作之前不检查相关的权限,系统不会有特别的提示,因此使用此类权限的时候需要动态授权,具体操作在前面的博客中
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