spring security NegatedRequestMatcher 源码
spring security NegatedRequestMatcher 代码
文件路径：/web/src/main/java/org/springframework/security/web/util/matcher/NegatedRequestMatcher.java
/*
* Copyright 2002-2016 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.util.matcher;
import jakarta.servlet.http.HttpServletRequest;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.util.Assert;
/**
* A {@link RequestMatcher} that will negate the {@link RequestMatcher} passed in. For
* example, if the {@link RequestMatcher} passed in returns true,
* {@link NegatedRequestMatcher} will return false. If the {@link RequestMatcher} passed
* in returns false, {@link NegatedRequestMatcher} will return true.
*
* @author Rob Winch
* @since 3.2
*/
public class NegatedRequestMatcher implements RequestMatcher {
private final Log logger = LogFactory.getLog(getClass());
private final RequestMatcher requestMatcher;
/**
* Creates a new instance
* @param requestMatcher the {@link RequestMatcher} that will be negated.
*/
public NegatedRequestMatcher(RequestMatcher requestMatcher) {
Assert.notNull(requestMatcher, "requestMatcher cannot be null");
this.requestMatcher = requestMatcher;
}
@Override
public boolean matches(HttpServletRequest request) {
return !this.requestMatcher.matches(request);
}
@Override
public String toString() {
return "Not [" + this.requestMatcher + "]";
}
}
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