PrincipalVerifierRegistry.java

/*
 * Copyright © 2025 Indiana University
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 *
 * BSD 3-Clause License
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
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 *   list of conditions and the following disclaimer.
 * 
 * - Redistributions in binary form must reproduce the above copyright notice,
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 * 
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 *   this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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package iu.auth.principal;

import edu.iu.auth.IuAuthenticationException;
import edu.iu.auth.IuPrincipalIdentity;
import edu.iu.auth.spi.IuPrincipalSpi;
import iu.auth.config.AuthConfig;

/**
 * Provides identity verification support for internal implementation modules.
 */
public class PrincipalVerifierRegistry implements IuPrincipalSpi {

	/**
	 * Determines if the indicated realm has been registered as authoritative for
	 * the local node.
	 * 
	 * @param realm authentication realm
	 * @return true of the local node registered as authoritative for the realm
	 */
	public static boolean isAuthoritative(String realm) {
		try {
			return AuthConfig.<PrincipalVerifier<?>>get(realm).isAuthoritative();
		} catch (Exception e) {
			return false;
		}
	}

	/**
	 * Default constructor.
	 */
	public PrincipalVerifierRegistry() {
	}

	@SuppressWarnings({ "unchecked", "rawtypes" })
	@Override
	public boolean verify(IuPrincipalIdentity id, String realm) throws IuAuthenticationException {
		final PrincipalVerifier verifier = AuthConfig.get(realm);
		verifier.verify(id);
		return verifier.isAuthoritative();
	}

}