How to Convert pdf file in base64 string?

String encodeFileToBase64Binary = encodeFileToBase64Binary(yourFile);

private String encodeFileToBase64Binary(File yourFile) {

int size = (int) yourFile.length();

byte[] bytes = new byte[size];

try {

BufferedInputStream buf = new BufferedInputStream(new FileInputStream(yourFile));

buf.read(bytes, 0, bytes.length);

buf.close();

} catch (FileNotFoundException e) {

// TODO Auto-generated catch block

e.printStackTrace();

} catch (IOException e) {

// TODO Auto-generated catch block

e.printStackTrace();

}

String encoded = Base64.encodeToString(bytes,Base64.NO_WRAP);

return encoded;

}

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