test/micro/org/openjdk/bench/javax/crypto/full/KeyPairGeneratorBench.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
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 * 2 along with this work; if not, write to the Free Software Foundation,
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package org.openjdk.bench.javax.crypto.full;

import org.openjdk.jmh.annotations.Benchmark;
import org.openjdk.jmh.annotations.Param;
import org.openjdk.jmh.annotations.Setup;

import java.security.KeyPair;
import java.security.KeyPairGenerator;
import java.security.NoSuchAlgorithmException;

public class KeyPairGeneratorBench extends CryptoBase {

    private KeyPairGenerator generator;

    @Param({"DSA", "DiffieHellman"})
    private String algorithm;

    @Param({"1024", "2048"})
    private int keyLength;

    @Setup
    public void setup() throws NoSuchAlgorithmException {
        setupProvider();
        generator = (prov == null) ? KeyPairGenerator.getInstance(algorithm) : KeyPairGenerator.getInstance(algorithm, prov);
        generator.initialize(keyLength);
    }

    @Benchmark
    public KeyPair generateKeyPair() {
        return generator.generateKeyPair();
    }

    public static class RSA extends KeyPairGeneratorBench {

        @Param({"RSA"})
        private String algorithm;

        @Param({"1024", "2048", "3072"})
        private int keyLength;

    }

    public static class EC extends KeyPairGeneratorBench {

        @Param({"EC"})
        private String algorithm;

        @Param({"256", "384", "521"})
        private int keyLength;

    }

}