001/**
002 * Copyright 2005-2017 The Kuali Foundation
003 *
004 * Licensed under the Educational Community License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.opensource.org/licenses/ecl2.php
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.kuali.rice.ksb.messaging.servicehandlers;
017
018import org.apache.wss4j.common.ext.WSPasswordCallback;
019
020import java.io.IOException;
021
022import javax.security.auth.callback.Callback;
023import javax.security.auth.callback.CallbackHandler;
024import javax.security.auth.callback.UnsupportedCallbackException;
025
026
027/**
028 * CallbackHandler that sets the password if the callback is an instance of WSPasswordCallback
029 *
030 * @author Kuali Rice Team (rice.collab@kuali.org)
031 */
032
033public class BasicAuthenticationPasswordHandler implements CallbackHandler {
034
035    private String password;
036
037    /**
038     * Initialize the BasicAuthenticationPasswordHandler with the password
039     *
040     * @param password the password to use
041     */
042    public BasicAuthenticationPasswordHandler(String password) {
043        this.password = password;
044    }
045
046    /**
047     * @param callbacks an array of Callback objects
048     * @see javax.security.auth.callback.CallbackHandler#handle(javax.security.auth.callback.Callback[]
049     */
050    public void handle(Callback[] callbacks) throws IOException, UnsupportedCallbackException {
051        if (callbacks[0] != null && callbacks[0] instanceof WSPasswordCallback) {
052            WSPasswordCallback pc = (WSPasswordCallback) callbacks[0];
053            pc.setPassword(password);
054        }
055    }
056}