/** * 获得SD卡总大小 * * @return */ private String getSDTotalSize() { File path = Environment.getExternalStorageDirectory(); StatFs stat = new StatFs(path.getPath()); long blockSize = stat.getBlockSize(); long totalBlocks = stat.getBlockCount(); return Formatter.formatFileSize(MainActivity.this, blockSize * totalBlocks); } /** * 获得sd卡剩余容量,即可用大小 * * @return */ private String getSDAvailableSize() { File path = Environment.getExternalStorageDirectory(); StatFs stat = new StatFs(path.getPath()); long blockSize = stat.getBlockSize(); long availableBlocks = stat.getAvailableBlocks(); return Formatter.formatFileSize(MainActivity.this, blockSize * availableBlocks); } /** * 获得机身内存总大小 * * @return */ private String getRomTotalSize() { File path = Environment.getDataDirectory(); StatFs stat = new StatFs(path.getPath()); long blockSize = stat.getBlockSize(); long totalBlocks = stat.getBlockCount(); return Formatter.formatFileSize(MainActivity.this, blockSize * totalBlocks); } /** * 获得机身可用内存 * * @return */ private String getRomAvailableSize() { File path = Environment.getDataDirectory(); StatFs stat = new StatFs(path.getPath()); long blockSize = stat.getBlockSize(); long availableBlocks = stat.getAvailableBlocks(); return Formatter.formatFileSize(MainActivity.this, blockSize * availableBlocks); }
Android之获取SD卡总容量,可用大小,机身内存总容量及可用大小的系统方法
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转载自yingang-1982.iteye.com/blog/2084681
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