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/**
 * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package com.liferay.portal.kernel.servlet;

import java.security.Principal;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletRequestWrapper;

/**
 * View Source
 *
 * @author Brian Wing Shun Chan
 *
 */
public class ProtectedServletRequest extends HttpServletRequestWrapper {

	public ProtectedServletRequest(
		HttpServletRequest request, String remoteUser) {

		super(request);

		_remoteUser = remoteUser;

		if (remoteUser != null) {
			_userPrincipal = new ProtectedPrincipal(remoteUser);
		}
	}

	public String getRemoteUser() {
		if (_remoteUser != null) {
			return _remoteUser;
		}
		else {
			return super.getRemoteUser();
		}
	}

	public Principal getUserPrincipal() {
		if (_userPrincipal != null) {
			return _userPrincipal;
		}
		else {
			return super.getUserPrincipal();
		}
	}

	private String _remoteUser;
	private Principal _userPrincipal;

}