spring SimpleRouteMatcher 源码
spring SimpleRouteMatcher 代码
文件路径：/spring-core/src/main/java/org/springframework/util/SimpleRouteMatcher.java
/*
* Copyright 2002-2019 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.util;
import java.util.Comparator;
import java.util.Map;
import org.springframework.lang.Nullable;
/**
* {@code RouteMatcher} that delegates to a {@link PathMatcher}.
*
* <p><strong>Note:</strong> This implementation is not efficient since
* {@code PathMatcher} treats paths and patterns as Strings. For more optimized
* performance use the {@code PathPatternRouteMatcher} from {@code spring-web}
* which enables use of parsed routes and patterns.
*
* @author Rossen Stoyanchev
* @since 5.2
*/
public class SimpleRouteMatcher implements RouteMatcher {
private final PathMatcher pathMatcher;
/**
* Create a new {@code SimpleRouteMatcher} for the given
* {@link PathMatcher} delegate.
*/
public SimpleRouteMatcher(PathMatcher pathMatcher) {
Assert.notNull(pathMatcher, "PathMatcher is required");
this.pathMatcher = pathMatcher;
}
/**
* Return the underlying {@link PathMatcher} delegate.
*/
public PathMatcher getPathMatcher() {
return this.pathMatcher;
}
@Override
public Route parseRoute(String route) {
return new DefaultRoute(route);
}
@Override
public boolean isPattern(String route) {
return this.pathMatcher.isPattern(route);
}
@Override
public String combine(String pattern1, String pattern2) {
return this.pathMatcher.combine(pattern1, pattern2);
}
@Override
public boolean match(String pattern, Route route) {
return this.pathMatcher.match(pattern, route.value());
}
@Override
@Nullable
public Map<String, String> matchAndExtract(String pattern, Route route) {
if (!match(pattern, route)) {
return null;
}
return this.pathMatcher.extractUriTemplateVariables(pattern, route.value());
}
@Override
public Comparator<String> getPatternComparator(Route route) {
return this.pathMatcher.getPatternComparator(route.value());
}
private static class DefaultRoute implements Route {
private final String path;
DefaultRoute(String path) {
this.path = path;
}
@Override
public String value() {
return this.path;
}
@Override
public String toString() {
return value();
}
}
}
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