public static void copyFileFromAssetsToSDCard() throws Throwable {InputStream inStream = this.getAssets().open("hello.zip");String filePath = android.os.Environment.getExternalStorageDirectory().getAbsolutePath() + "/" + "hello.zip";OutputStream outStream = new FileOutputStream(filePath);byte[] buffer = new byte[1024];int length = inStream.read(buffer);outStream.write(buffer, 0, length);outStream.flush();inStream.close();outStream.close();}

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