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Spring Security

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/*
 * Copyright 2002-2021 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;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

import javax.servlet.Filter;
import javax.servlet.http.HttpServletRequest;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import org.springframework.core.log.LogMessage;
import org.springframework.security.web.util.matcher.RequestMatcher;

/**
 * Standard implementation of {@code SecurityFilterChain}.
 *
 * @author Luke Taylor
 * @since 3.1
 */
public final class DefaultSecurityFilterChain implements SecurityFilterChain {

	private static final Log logger = LogFactory.getLog(DefaultSecurityFilterChain.class);

	private final RequestMatcher requestMatcher;

	private final List filters;

	public DefaultSecurityFilterChain(RequestMatcher requestMatcher, Filter... filters) {
		this(requestMatcher, Arrays.asList(filters));
	}

	public DefaultSecurityFilterChain(RequestMatcher requestMatcher, List filters) {
		if (!filters.isEmpty()) {
			logger.info(LogMessage.format("Will not secure %s", requestMatcher));
		}
		else {
			logger.info(LogMessage.format("Will secure %s with %s", requestMatcher, filters));
		}
		this.requestMatcher = requestMatcher;
		this.filters = new ArrayList<>(filters);
	}

	public RequestMatcher getRequestMatcher() {
		return this.requestMatcher;
	}

	@Override
	public List getFilters() {
		return this.filters;
	}

	@Override
	public boolean matches(HttpServletRequest request) {
		return this.requestMatcher.matches(request);
	}

	@Override
	public String toString() {
		return this.getClass().getSimpleName() + " [RequestMatcher=" + this.requestMatcher + ", Filters=" + this.filters
				+ "]";
	}

}