Examples of org.bouncycastle.jce.spec.ECNamedCurveSpec

org.bouncycastle.jce.spec.ECNamedCurveSpec
specification signifying that the curve parameters can also be referred to by name.

        if (!(privKey.getParams() instanceof ECNamedCurveSpec))
        {
            fail("private key encoding not named curve");
        }


        ECNamedCurveSpec privSpec = (ECNamedCurveSpec)privKey.getParams();
        if (!privSpec.getName().equalsIgnoreCase(name))
        {
            fail("private key encoding wrong named curve. Expected: " + name + " got " + privSpec.getName());
        }
    }

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        {
            DERObjectIdentifier oid = (DERObjectIdentifier)params.getParameters();
            X9ECParameters      ecP = ECUtil.getNamedCurveByOid(oid);
            EllipticCurve       ellipticCurve = EC5Util.convertCurve(ecP.getCurve(), ecP.getSeed());


            ecSpec = new ECNamedCurveSpec(
                    ECUtil.getCurveName(oid),
                    ellipticCurve,
                    new ECPoint(
                            ecP.getG().getX().toBigInteger(),
                            ecP.getG().getY().toBigInteger()),

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      if (curveParams == null) {
        return null;
      }


      return new ECNamedCurveSpec(curveParams.getName(),
                            curveParams.getCurve(),
                            curveParams.getG(),
                            curveParams.getN());
    }

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      if (curveParams == null) {
        return null;
      }


      return new ECNamedCurveSpec(curveParams.getName(),
                            curveParams.getCurve(),
                            curveParams.getG(),
                            curveParams.getN());
    }

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