public SignatureMethod newSignatureMethod()

in src/main/java/org/apache/jcp/xml/dsig/internal/dom/DOMXMLSignatureFactory.java [278:361]
84 lines of code
39 McCabe index (conditional complexity)

    public SignatureMethod newSignatureMethod(String algorithm,
        SignatureMethodParameterSpec params) throws NoSuchAlgorithmException,
        InvalidAlgorithmParameterException {
        if (algorithm == null) {
            throw new NullPointerException();
        }
        if (algorithm.equals(SignatureMethod.RSA_SHA1)) {
            return new DOMSignatureMethod.SHA1withRSA(params);
        } else if (algorithm.equals(DOMSignatureMethod.RSA_SHA224)) {
            return new DOMSignatureMethod.SHA224withRSA(params);
        } else if (algorithm.equals(DOMSignatureMethod.RSA_SHA256)) {
            return new DOMSignatureMethod.SHA256withRSA(params);
        } else if (algorithm.equals(DOMSignatureMethod.RSA_SHA384)) {
            return new DOMSignatureMethod.SHA384withRSA(params);
        } else if (algorithm.equals(DOMSignatureMethod.RSA_SHA512)) {
            return new DOMSignatureMethod.SHA512withRSA(params);
        } else if (algorithm.equals(DOMSignatureMethod.RSA_RIPEMD160)) {
            return new DOMSignatureMethod.RIPEMD160withRSA(params);
        } else if (algorithm.equals(DOMSignatureMethod.RSA_SHA1_MGF1)) {
            return new DOMSignatureMethod.SHA1withRSAandMGF1(params);
        } else if (algorithm.equals(DOMSignatureMethod.RSA_SHA224_MGF1)) {
            return new DOMSignatureMethod.SHA224withRSAandMGF1(params);
        } else if (algorithm.equals(DOMSignatureMethod.RSA_SHA256_MGF1)) {
            return new DOMSignatureMethod.SHA256withRSAandMGF1(params);
        } else if (algorithm.equals(DOMSignatureMethod.RSA_SHA384_MGF1)) {
            return new DOMSignatureMethod.SHA384withRSAandMGF1(params);
        } else if (algorithm.equals(DOMSignatureMethod.RSA_SHA512_MGF1)) {
            return new DOMSignatureMethod.SHA512withRSAandMGF1(params);
        } else if (algorithm.equals(DOMSignatureMethod.RSA_SHA3_224_MGF1)) {
            return new DOMSignatureMethod.SHA3_224withRSAandMGF1(params);
        } else if (algorithm.equals(DOMSignatureMethod.RSA_SHA3_256_MGF1)) {
            return new DOMSignatureMethod.SHA3_256withRSAandMGF1(params);
        } else if (algorithm.equals(DOMSignatureMethod.RSA_SHA3_384_MGF1)) {
            return new DOMSignatureMethod.SHA3_384withRSAandMGF1(params);
        } else if (algorithm.equals(DOMSignatureMethod.RSA_SHA3_512_MGF1)) {
            return new DOMSignatureMethod.SHA3_512withRSAandMGF1(params);
        } else if (algorithm.equals(DOMRSAPSSSignatureMethod.RSA_PSS)) {
            return new DOMRSAPSSSignatureMethod.RSAPSS(params);
        } else if (algorithm.equals(DOMSignatureMethod.RSA_RIPEMD160_MGF1)) {
            return new DOMSignatureMethod.RIPEMD160withRSAandMGF1(params);
        } else if (algorithm.equals(SignatureMethod.DSA_SHA1)) {
            return new DOMSignatureMethod.SHA1withDSA(params);
        } else if (algorithm.equals(DOMSignatureMethod.DSA_SHA256)) {
            return new DOMSignatureMethod.SHA256withDSA(params);
        } else if (algorithm.equals(SignatureMethod.HMAC_SHA1)) {
            return new DOMHMACSignatureMethod.SHA1(params);
        } else if (algorithm.equals(DOMHMACSignatureMethod.HMAC_SHA224)) {
            return new DOMHMACSignatureMethod.SHA224(params);
        } else if (algorithm.equals(DOMHMACSignatureMethod.HMAC_SHA256)) {
            return new DOMHMACSignatureMethod.SHA256(params);
        } else if (algorithm.equals(DOMHMACSignatureMethod.HMAC_SHA384)) {
            return new DOMHMACSignatureMethod.SHA384(params);
        } else if (algorithm.equals(DOMHMACSignatureMethod.HMAC_SHA512)) {
            return new DOMHMACSignatureMethod.SHA512(params);
        } else if (algorithm.equals(DOMHMACSignatureMethod.HMAC_RIPEMD160)) {
            return new DOMHMACSignatureMethod.RIPEMD160(params);
        } else if (algorithm.equals(DOMSignatureMethod.ECDSA_SHA1)) {
            return new DOMSignatureMethod.SHA1withECDSA(params);
        } else if (algorithm.equals(DOMSignatureMethod.ECDSA_SHA224)) {
            return new DOMSignatureMethod.SHA224withECDSA(params);
        } else if (algorithm.equals(DOMSignatureMethod.ECDSA_SHA256)) {
            return new DOMSignatureMethod.SHA256withECDSA(params);
        } else if (algorithm.equals(DOMSignatureMethod.ECDSA_SHA384)) {
            return new DOMSignatureMethod.SHA384withECDSA(params);
        } else if (algorithm.equals(DOMSignatureMethod.ECDSA_SHA512)) {
            return new DOMSignatureMethod.SHA512withECDSA(params);
        }  else if (algorithm.equals(DOMSignatureMethod.ECDSA_SHA3_224)) {
            return new DOMSignatureMethod.SHA3_224withECDSA(params);
        } else if (algorithm.equals(DOMSignatureMethod.ECDSA_SHA3_256)) {
            return new DOMSignatureMethod.SHA3_256withECDSA(params);
        } else if (algorithm.equals(DOMSignatureMethod.ECDSA_SHA3_384)) {
            return new DOMSignatureMethod.SHA3_384withECDSA(params);
        } else if (algorithm.equals(DOMSignatureMethod.ECDSA_SHA3_512)) {
            return new DOMSignatureMethod.SHA3_512withECDSA(params);
        } else if (algorithm.equals(DOMSignatureMethod.ECDSA_RIPEMD160)) {
            return new DOMSignatureMethod.RIPEMD160withECDSA(params);
        } else if (algorithm.equals(DOMSignatureMethod.ED25519)) {
            return new DOMSignatureMethod.EDDSA_ED25519(params);
        } else if (algorithm.equals(DOMSignatureMethod.ED448)) {
            return new DOMSignatureMethod.EDDSA_ED448(params);
        }else {
            throw new NoSuchAlgorithmException("unsupported algorithm");
        }
    }