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Resilience4j is a lightweight, easy-to-use fault tolerance library designed for Java8 and functional programming

There is a newer version: 2.2.0

/*
 * Copyright 2019 Robert Winkler
 *
 * 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 io.github.resilience4j.utils;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.context.annotation.Condition;
import org.springframework.context.annotation.ConditionContext;
import org.springframework.core.type.AnnotatedTypeMetadata;

public class AspectJOnClasspathCondition implements Condition {

    private static final Logger logger = LoggerFactory.getLogger(AspectJOnClasspathCondition.class);
    private static final String CLASS_TO_CHECK = "org.aspectj.lang.ProceedingJoinPoint";

    @Override
    public boolean matches(ConditionContext context, AnnotatedTypeMetadata metadata) {
        return AspectUtil.checkClassIfFound(context, CLASS_TO_CHECK, (e) -> logger
            .debug("Aspects are not activated because AspectJ is not on the classpath."));
    }

}