jdk-24/test/jdk/sun/security/x509/AlgorithmId/ExtensibleAlgorithmId.java

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/*
 * @test
 * @bug 4162868 8130181 8242151
 * @modules java.base/sun.security.x509
 * @modules java.base/sun.security.util
 * @run main/othervm ExtensibleAlgorithmId
 * @summary Algorithm Name-to-OID mapping needs to be made extensible.
 */

// Run in othervm, coz AlgorithmId.oidTable is only initialized once

import java.security.*;
import sun.security.x509.AlgorithmId;

public class ExtensibleAlgorithmId {

    public static void main(String[] args) throws Exception {
        TestProvider p = new TestProvider();
        Security.addProvider(p);
        AlgorithmId algid = AlgorithmId.getAlgorithmId(TestProvider.ALG_NAME);
        String oid = algid.getOID().toString();
        if (!oid.equals(TestProvider.ALG_OID)) {
            throw new Exception("Provider alias oid not used, found " + oid);
        }
        String name = algid.getName();
        if (!name.equalsIgnoreCase(TestProvider.ALG_NAME)) {
            throw new Exception("provider alias name not used, found " + name);
        }
        String alias = "Alg.Alias.Signature.OID." + oid;
        String stdAlgName = p.getProperty(alias);
        if (stdAlgName == null ||
                !stdAlgName.equalsIgnoreCase(TestProvider.ALG_NAME)) {
            throw new Exception("Wrong OID");
        }
    }

    static class TestProvider extends Provider {

        static String ALG_OID = "1.2.3.4.5.6.7.8.9.0";
        static String ALG_NAME = "XYZ";

        public TestProvider() {
        super("Dummy", "1.0", "XYZ algorithm");

            AccessController.doPrivileged(new PrivilegedAction() {
                public Object run() {

                    put("Signature." + ALG_NAME, "test.xyz");
                    // preferred OID
                    put("Alg.Alias.Signature.OID." + ALG_OID,
                        ALG_NAME);
                    put("Alg.Alias.Signature.9.8.7.6.5.4.3.2.1.0",
                        ALG_NAME);
                    return null;
                }
            });
        }
    }
}