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/**
 * Copyright (C) 2013 Antonin Stefanutti ([email protected])
 *
 * 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.astefanutti.metrics.aspectj;

import com.codahale.metrics.Meter;
import com.codahale.metrics.annotation.ExceptionMetered;
import org.aspectj.lang.reflect.MethodSignature;

final aspect ExceptionMeteredStaticAspect {

    pointcut exceptionMetered() : execution(@ExceptionMetered static * (@Metrics *).*(..));

    after() throwing (Throwable throwable) : exceptionMetered() {
        String methodSignature = ((MethodSignature) thisJoinPointStaticPart.getSignature()).getMethod().toString();
        AnnotatedMetric metric = MetricStaticAspect.METERS.get(methodSignature);
        if (metric.getAnnotation(ExceptionMetered.class).cause().isInstance(throwable))
            metric.getMetric().mark();
    }
}