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/*
 * See the NOTICE file distributed with this work for additional
 * information regarding copyright ownership.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

package org.xwiki.crypto.internal;

import java.security.Security;

import javax.inject.Named;
import javax.inject.Provider;
import javax.inject.Singleton;

import org.bouncycastle.jce.provider.BouncyCastleProvider;
import org.xwiki.component.annotation.Component;

/**
 * Return the Bouncy Castle Java Cryptography Architecture implementation.
 *
 * @version $Id: 401c11e3f3f1cf19ca4409e5567382a804abf0e4 $
 * @since 5.4M1
 */
@Component
@Singleton
@Named("BC")
public class BouncyCastleJcaProvider implements Provider
{
    /** Bouncy Castle provider. */
    private final java.security.Provider bcProvider = (Security.getProvider(BouncyCastleProvider.PROVIDER_NAME) != null)
        ? Security.getProvider(BouncyCastleProvider.PROVIDER_NAME) : new BouncyCastleProvider();

    @Override
    public java.security.Provider get()
    {
        return this.bcProvider;
    }
}