spring security AndServerWebExchangeMatcher 源码
spring security AndServerWebExchangeMatcher 代码
文件路径：/web/src/main/java/org/springframework/security/web/server/util/matcher/AndServerWebExchangeMatcher.java
/*
* Copyright 2002-2020 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.server.util.matcher;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;
import org.springframework.core.log.LogMessage;
import org.springframework.util.Assert;
import org.springframework.web.server.ServerWebExchange;
/**
* Matches if all the provided {@link ServerWebExchangeMatcher} match
*
* @author Rob Winch
* @author Mathieu Ouellet
* @since 5.0
* @see OrServerWebExchangeMatcher
*/
public class AndServerWebExchangeMatcher implements ServerWebExchangeMatcher {
private static final Log logger = LogFactory.getLog(AndServerWebExchangeMatcher.class);
private final List<ServerWebExchangeMatcher> matchers;
public AndServerWebExchangeMatcher(List<ServerWebExchangeMatcher> matchers) {
Assert.notEmpty(matchers, "matchers cannot be empty");
this.matchers = matchers;
}
public AndServerWebExchangeMatcher(ServerWebExchangeMatcher... matchers) {
this(Arrays.asList(matchers));
}
@Override
public Mono<MatchResult> matches(ServerWebExchange exchange) {
return Mono.defer(() -> {
Map<String, Object> variables = new HashMap<>();
return Flux.fromIterable(this.matchers)
.doOnNext((matcher) -> logger.debug(LogMessage.format("Trying to match using %s", matcher)))
.flatMap((matcher) -> matcher.matches(exchange))
.doOnNext((matchResult) -> variables.putAll(matchResult.getVariables())).all(MatchResult::isMatch)
.flatMap((allMatch) -> allMatch ? MatchResult.match(variables) : MatchResult.notMatch())
.doOnNext((matchResult) -> logger
.debug(matchResult.isMatch() ? "All requestMatchers returned true" : "Did not match"));
});
}
@Override
public String toString() {
return "AndServerWebExchangeMatcher{" + "matchers=" + this.matchers + '}';
}
}
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