org.springframework.aot.hint.predicate.ProxyHintsPredicates Maven / Gradle / Ivy
/*
* Copyright 2002-2022 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.aot.hint.predicate;
import java.util.Arrays;
import java.util.List;
import java.util.function.Predicate;
import org.springframework.aot.hint.ProxyHints;
import org.springframework.aot.hint.RuntimeHints;
import org.springframework.aot.hint.TypeReference;
import org.springframework.util.Assert;
/**
* Generator of {@link ProxyHints} predicates, testing whether the given hints
* match the expected behavior for proxies.
*
* @author Brian Clozel
* @since 6.0
*/
public class ProxyHintsPredicates {
ProxyHintsPredicates() {
}
/**
* Return a predicate that checks whether a {@link org.springframework.aot.hint.JdkProxyHint}
* is registered for the given interfaces.
* Note that the order in which interfaces are given matters.
* @param interfaces the proxied interfaces
* @return the {@link RuntimeHints} predicate
* @see java.lang.reflect.Proxy
*/
public Predicate forInterfaces(Class... interfaces) {
Assert.notEmpty(interfaces, "'interfaces' should not be empty");
return forInterfaces(Arrays.stream(interfaces).map(TypeReference::of).toArray(TypeReference[]::new));
}
/**
* Return a predicate that checks whether a {@link org.springframework.aot.hint.JdkProxyHint}
* is registered for the given interfaces.
* Note that the order in which interfaces are given matters.
* @param interfaces the proxied interfaces as type references
* @return the {@link RuntimeHints} predicate
* @see java.lang.reflect.Proxy
*/
public Predicate forInterfaces(TypeReference... interfaces) {
Assert.notEmpty(interfaces, "'interfaces' should not be empty");
List interfaceList = Arrays.asList(interfaces);
return hints -> hints.proxies().jdkProxyHints().anyMatch(proxyHint ->
proxyHint.getProxiedInterfaces().equals(interfaceList));
}
}