spring security DelegatingRequestMatcherHeaderWriter 源码
spring security DelegatingRequestMatcherHeaderWriter 代码
文件路径：/web/src/main/java/org/springframework/security/web/header/writers/DelegatingRequestMatcherHeaderWriter.java
/*
* Copyright 2002-2013 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
*
* https://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.header.writers;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import org.springframework.security.web.header.HeaderWriter;
import org.springframework.security.web.util.matcher.RequestMatcher;
import org.springframework.util.Assert;
/**
* Delegates to the provided {@link HeaderWriter} when
* {@link RequestMatcher#matches(HttpServletRequest)} returns true.
*
* @author Rob Winch
* @since 3.2
*/
public final class DelegatingRequestMatcherHeaderWriter implements HeaderWriter {
private final RequestMatcher requestMatcher;
private final HeaderWriter delegateHeaderWriter;
/**
* Creates a new instance
* @param requestMatcher the {@link RequestMatcher} to use. If returns true, the
* delegateHeaderWriter will be invoked.
* @param delegateHeaderWriter the {@link HeaderWriter} to invoke if the
* {@link RequestMatcher} returns true.
*/
public DelegatingRequestMatcherHeaderWriter(RequestMatcher requestMatcher, HeaderWriter delegateHeaderWriter) {
Assert.notNull(requestMatcher, "requestMatcher cannot be null");
Assert.notNull(delegateHeaderWriter, "delegateHeaderWriter cannot be null");
this.requestMatcher = requestMatcher;
this.delegateHeaderWriter = delegateHeaderWriter;
}
@Override
public void writeHeaders(HttpServletRequest request, HttpServletResponse response) {
if (this.requestMatcher.matches(request)) {
this.delegateHeaderWriter.writeHeaders(request, response);
}
}
@Override
public String toString() {
return getClass().getName() + " [requestMatcher=" + this.requestMatcher + ", delegateHeaderWriter="
+ this.delegateHeaderWriter + "]";
}
}
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