SimpleCallbackHandler.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.felix.jaas.integration.common;

import java.io.IOException;

import javax.security.auth.callback.Callback;
import javax.security.auth.callback.CallbackHandler;
import javax.security.auth.callback.NameCallback;
import javax.security.auth.callback.PasswordCallback;
import javax.security.auth.callback.UnsupportedCallbackException;

public class SimpleCallbackHandler implements CallbackHandler
{
    private final String username;
    private final String password;

    public SimpleCallbackHandler(String username, String password)
    {
        this.username = username;
        this.password = password;
    }

    @Override
    public void handle(Callback[] callbacks) throws IOException,
        UnsupportedCallbackException
    {
        for (Callback c : callbacks)
        {
            if (c instanceof NameCallback)
            {
                ((NameCallback) c).setName(username);
            }
            if (c instanceof PasswordCallback)
            {
                ((PasswordCallback) c).setPassword(password.toCharArray());
            }
        }
    }
}