HttpBasicAuthenticationEntryPoint.java

/*
 *
 *  * Copyright 2002-2017 the original author or authors.
 *  *
 *  * 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 org.springframework.security.web.server.authentication.www;

import org.springframework.http.HttpStatus;
import org.springframework.http.server.reactive.ServerHttpResponse;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.server.AuthenticationEntryPoint;
import org.springframework.web.server.ServerWebExchange;

import reactor.core.publisher.Mono;

/**
 *
 * @author Rob Winch
 * @since 5.0
 */
public class HttpBasicAuthenticationEntryPoint implements AuthenticationEntryPoint {

	@Override
	public <T> Mono<T> commence(ServerWebExchange exchange, AuthenticationException e) {
		ServerHttpResponse response = exchange.getResponse();
		response.setStatusCode(HttpStatus.UNAUTHORIZED);
		response.getHeaders().set("WWW-Authenticate", "Basic realm=\"Realm\"");
		return Mono.empty();
	}
}