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/*
 * Copyright 2012-2017 Brian Campbell
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.jose4j.lang;

import java.security.Provider;
import java.security.Security;

public class BouncyCastleProviderHelp {
	private static final String BC_PROVIDER_FQCN = "org.bouncycastle.jce.provider.BouncyCastleProvider";

	public static boolean enableBouncyCastleProvider()
	{
		try
		{
			Class bcProvider = (Class) Class.forName(BC_PROVIDER_FQCN);

			for (Provider provider : Security.getProviders())
			{
				if (bcProvider.isInstance(provider))
				{
					return true;
				}
			}

			Security.addProvider(bcProvider.newInstance());
			return true;
		}
		catch (Exception e)
		{
			// Not available...
			return false;
		}
	}
}