Android Utililty Methods Certificate Create

List of utility methods to do Certificate Create

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Description

The list of methods to do Certificate Create are organized into topic(s).

Method

StringgetCertificate()
get Certificate 
return serverCertificate;
CertificateFactorycreateX509CertificateFactory(String provider)
create X Certificate Factory 
if (provider == null) {
    return CertificateFactory.getInstance("X.509");
return CertificateFactory.getInstance("X.509", provider);
X509CertificategenerateX509CertificateFromSignature( final Signature signature)
generate X Certificate From Signature 
CertificateFactory certificateFactory = CertificateFactory
        .getInstance("X.509");
ByteArrayInputStream inputStream = new ByteArrayInputStream(
        signature.toByteArray());
X509Certificate certificate = (X509Certificate) certificateFactory
        .generateCertificate(inputStream);
return certificate;
booleanverifySignature(String algorithm, Certificate cert, byte[] signature, InputStream stream)
Verify a signature of a stream. 
Signature sign;
try {
    sign = Signature.getInstance(algorithm);
} catch (NoSuchAlgorithmException badsigner) {
    throw new IOException(
            "Could not initialize signer with algorithm "
                    + algorithm);
sign.initVerify(cert);
byte[] buffer = new byte[1024];
while (true) {
    int read = stream.read(buffer);
    if (read < 0) {
        break;
    sign.update(buffer, 0, read);
return sign.verify(signature);