/* * ========================================================================================= * Copyright © 2013-2019 the kamon project <http://kamon.io/> * * 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 * * http://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 kanela.agent.api.advisor; import io.vavr.control.Option; import lombok.Value; import lombok.val; import net.bytebuddy.agent.builder.AgentBuilder; import net.bytebuddy.description.method.MethodDescription; import net.bytebuddy.matcher.ElementMatcher; @Value public class AdvisorDescription { private final ElementMatcher<? super MethodDescription> methodMatcher; private final Class<?> advisorClass; private final String advisorClassName; public static AdvisorDescription of(ElementMatcher.Junction<MethodDescription> methodMatcher, String advisorClassName) { return new AdvisorDescription(methodMatcher, null, advisorClassName); } public static AdvisorDescription of(ElementMatcher.Junction<MethodDescription> methodMatcher, Class<?> advisorClass) { return new AdvisorDescription(methodMatcher, advisorClass, null); } public AgentBuilder.Transformer makeTransformer() { val name = Option.of(advisorClassName).getOrElse(() -> advisorClass.getName()); return new AgentBuilder.Transformer.ForAdvice() .advice(this.methodMatcher, name) .include(Thread.currentThread().getContextClassLoader()) .withExceptionHandler(AdviceExceptionHandler.instance()); } }