/*
 * Copyright 2009 Rene Treffer
 *
 * 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 de.measite.smack;

import java.util.Map;

import com.novell.sasl.client.DigestMD5SaslClient;

import org.apache.harmony.javax.security.auth.callback.CallbackHandler;
import org.apache.harmony.javax.security.sasl.SaslClient;
import org.apache.harmony.javax.security.sasl.SaslException;
import org.apache.qpid.management.common.sasl.PlainSaslClient;

public class SaslClientFactory implements
        org.apache.harmony.javax.security.sasl.SaslClientFactory {

    @Override
    public SaslClient createSaslClient(String[] mechanisms,
                                       String authorizationId, String protocol, String serverName,
                                       Map<String, ?> props, CallbackHandler cbh) throws SaslException {
        for (String mech : mechanisms) {
            if ("PLAIN".equals(mech)) {
                return new PlainSaslClient(authorizationId, cbh);
            } else if ("DIGEST-MD5".equals(mech)) {
                return DigestMD5SaslClient.getClient(
                        authorizationId,
                        protocol,
                        serverName,
                        props,
                        cbh
                );
            }
        }
        return null;
    }

    @Override
    public String[] getMechanismNames(Map<String, ?> props) {
        return new String[]{
                "PLAIN",
                "DIGEST-MD5"
        };
    }

}
