org.springframework.security.web.server.header.ContentTypeOptionsServerHttpHeadersWriter Maven / Gradle / Ivy
/*
* 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.header;
import org.springframework.web.server.ServerWebExchange;
import reactor.core.publisher.Mono;
/**
* Adds X-Content-Type-Options: nosniff
*
* @author Rob Winch
* @since 5.0
*/
public class ContentTypeOptionsServerHttpHeadersWriter
implements ServerHttpHeadersWriter {
public static final String X_CONTENT_OPTIONS = "X-Content-Type-Options";
public static final String NOSNIFF = "nosniff";
/**
* The delegate to write all the cache control related headers
*/
private static final ServerHttpHeadersWriter CONTENT_TYPE_HEADERS = StaticServerHttpHeadersWriter
.builder()
.header(X_CONTENT_OPTIONS, NOSNIFF)
.build();
@Override
public Mono writeHttpHeaders(ServerWebExchange exchange) {
return CONTENT_TYPE_HEADERS.writeHttpHeaders(exchange);
}
}