Example usage for org.bouncycastle.operator.bc BcECContentVerifierProviderBuilder BcECContentVerifierProviderBuilder

Introduction

In this page you can find the example usage for org.bouncycastle.operator.bc BcECContentVerifierProviderBuilder BcECContentVerifierProviderBuilder.

Prototype

public BcECContentVerifierProviderBuilder(DigestAlgorithmIdentifierFinder digestAlgorithmFinder) 

Source Link

Usage

From source file:org.xipki.pki.scep.serveremulator.CaEmulator.java

License:Open Source License

public ContentVerifierProvider getContentVerifierProvider(final PublicKey publicKey)
        throws InvalidKeyException {
    ParamUtil.requireNonNull("publicKey", publicKey);

    String keyAlg = publicKey.getAlgorithm().toUpperCase();
    if ("EC".equals(keyAlg)) {
        keyAlg = "ECDSA";
    }//from   ww  w.  j  a v a2  s  . com

    BcContentVerifierProviderBuilder builder = VERIFIER_PROVIDER_BUILDER.get(keyAlg);
    if (builder == null) {
        if ("RSA".equals(keyAlg)) {
            builder = new BcRSAContentVerifierProviderBuilder(DFLT_DIGESTALG_IDENTIFIER_FINDER);
        } else if ("DSA".equals(keyAlg)) {
            builder = new BcDSAContentVerifierProviderBuilder(DFLT_DIGESTALG_IDENTIFIER_FINDER);
        } else if ("ECDSA".equals(keyAlg)) {
            builder = new BcECContentVerifierProviderBuilder(DFLT_DIGESTALG_IDENTIFIER_FINDER);
        } else {
            throw new InvalidKeyException("unknown key algorithm of the public key " + keyAlg);
        }
        VERIFIER_PROVIDER_BUILDER.put(keyAlg, builder);
    }

    AsymmetricKeyParameter keyParam = KeyUtil.generatePublicKeyParameter(publicKey);
    try {
        return builder.build(keyParam);
    } catch (OperatorCreationException ex) {
        throw new InvalidKeyException("could not build ContentVerifierProvider: " + ex.getMessage(), ex);
    }
}

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