io.fabric8.insight.camel.breadcrumb.BreadcrumbAggregationStrategy Maven / Gradle / Ivy

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/**
 *  Copyright 2005-2014 Red Hat, Inc.
 *
 *  Red Hat licenses this file to you 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.fabric8.insight.camel.breadcrumb;

import org.apache.camel.Exchange;
import org.apache.camel.processor.aggregate.AggregationStrategy;

import java.util.Set;

/**
 *
 */
public class BreadcrumbAggregationStrategy implements AggregationStrategy {

    private final AggregationStrategy delegate;

    public BreadcrumbAggregationStrategy(AggregationStrategy delegate) {
        this.delegate = delegate;
    }

    @Override
    public Exchange aggregate(Exchange oldExchange, Exchange newExchange) {
        Exchange e = delegate.aggregate(oldExchange, newExchange);
        Set breadcrumbs = Breadcrumbs.getBreadcrumbs(e, oldExchange, newExchange);
        Breadcrumbs.setBreadcrumbs(e, breadcrumbs);
        return e;
    }
}