ExtensibleAlgorithmId.java

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/*
 * @test
 * @bug 4162868 8130181
 * @modules java.base/sun.security.x509
 * @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("XYZ");
        String alias = "Alg.Alias.Signature.OID." + algid.toString();
        String stdAlgName = p.getProperty(alias);
        if (stdAlgName == null || !stdAlgName.equalsIgnoreCase("XYZ")) {
            throw new Exception("Wrong OID");
        }
    }
}

class TestProvider extends Provider {

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

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

                put("Signature.XYZ", "test.xyz");
                // preferred OID
                put("Alg.Alias.Signature.OID.1.2.3.4.5.6.7.8.9.0",
                    "XYZ");
                put("Alg.Alias.Signature.9.8.7.6.5.4.3.2.1.0",
                    "XYZ");
                return null;
            }
        });
    }
}