src/main/java/com/qingstor/sdk/utils/QSServerSignatureUtil.java
public static String generateSignature(String secretKey, String strToSign) {
        return QSSignatureUtil.generateSignature(secretKey, strToSign);
    }
public static String generateSignature(String secretKey, String strToSign) {
        return QSSignatureUtil.generateSignature(secretKey, strToSign);
    }
Generate signature for request against QingStor.

@param secretKey API secret access key ID
@param strToSign string to sign
@return signature

<p>See https://docs.qingcloud.com/qingstor/api/common/signature.html for more details</p>