de.itsvs.cwtrpc.security.RpcAuthenticationEntryPoint Maven / Gradle / Ivy

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/*
 *  Copyright 2011 IT Services VS GmbH
 *
 *  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.itsvs.cwtrpc.security;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.beans.factory.InitializingBean;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.AuthenticationEntryPoint;
import org.springframework.security.web.RedirectStrategy;
import org.springframework.util.Assert;

/**
 * @author Volker Schmidt
 * @since 0.9
 */
public class RpcAuthenticationEntryPoint implements AuthenticationEntryPoint,
		InitializingBean {
	private RedirectStrategy redirectStrategy;

	public RedirectStrategy getRedirectStrategy() {
		return redirectStrategy;
	}

	public void setRedirectStrategy(RedirectStrategy redirectStrategy) {
		Assert.notNull(redirectStrategy, "'redirectStrategy' must not be null");
		this.redirectStrategy = redirectStrategy;
	}

	public void afterPropertiesSet() throws Exception {
		if (getRedirectStrategy() == null) {
			setRedirectStrategy(new RpcAuthenticationRedirectStrategy());
		}
	}

	public void commence(HttpServletRequest request,
			HttpServletResponse response, AuthenticationException authException)
			throws IOException, ServletException {
		getRedirectStrategy().sendRedirect(request, response, null);
	}
}