Example usage for org.bouncycastle.crypto.params DSAValidationParameters getUsageIndex

Introduction

In this page you can find the example usage for org.bouncycastle.crypto.params DSAValidationParameters getUsageIndex.

Prototype

public int getUsageIndex() 

Source Link

Usage

From source file:org.xwiki.crypto.internal.asymmetric.generator.BcDSAKeyParameterGenerator.java

License:Open Source License

@Override
public KeyGenerationParameters generate(KeyParametersGenerationParameters parameters) {
    if (!(parameters instanceof DSAKeyParametersGenerationParameters)) {
        throw new IllegalArgumentException(
                "Invalid parameters for DSA key parameters generator: " + parameters.getClass().getName());
    }/*from  w  ww .  j  av  a  2  s  .com*/

    org.bouncycastle.crypto.params.DSAParameters dsaParams = getDsaParameters(random.get(),
            (DSAKeyParametersGenerationParameters) parameters);

    org.bouncycastle.crypto.params.DSAValidationParameters dsaValidParams = dsaParams.getValidationParameters();

    return new DSAKeyGenerationParameters(dsaParams.getP(), dsaParams.getQ(), dsaParams.getG(),
            new DSAKeyValidationParameters(dsaValidParams.getSeed(), dsaValidParams.getCounter(),
                    getUsage(dsaValidParams.getUsageIndex())));
}

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