package org.jasig.portlet.notice.util;

import javax.portlet.PortletRequest;

import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Component;

@Component
public final class UsernameFinder {
    
    @Value("${UsernameFinder.unauthenticatedUsername}")
    private String unauthenticatedUsername = "guest"; 
    
    public String findUsername(PortletRequest req) {
        return req.getRemoteUser() != null
                ? req.getRemoteUser()
                : unauthenticatedUsername;
    }

}

/**
 * Licensed to Jasig under one or more contributor license
 * agreements. See the NOTICE file distributed with this work
 * for additional information regarding copyright ownership.
 * Jasig 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.jasig.portlet.notice.util;

import javax.portlet.PortletRequest;

import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Component;

@Component
public final class UsernameFinder {
    
    @Value("${UsernameFinder.unauthenticatedUsername}")
    private String unauthenticatedUsername = "guest"; 
    
    public String findUsername(PortletRequest req) {
        return req.getRemoteUser() != null
                ? req.getRemoteUser()
                : unauthenticatedUsername;
    }

}

Add missing license header