io.syndesis.integration.runtime.logging.IntegrationLoggingRoutePolicyFactory Maven / Gradle / Ivy

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/*
 * Copyright (C) 2016 Red Hat, Inc.
 *
 * 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.syndesis.integration.runtime.logging;

import io.syndesis.integration.runtime.util.DefaultRoutePolicy;
import org.apache.camel.CamelContext;
import org.apache.camel.Exchange;
import org.apache.camel.Route;
import org.apache.camel.model.RouteDefinition;
import org.apache.camel.spi.RoutePolicy;
import org.apache.camel.spi.RoutePolicyFactory;

import static io.syndesis.integration.runtime.util.JsonSupport.toJsonObject;

/**
 * This lets us use a RoutePolicy to trap the onExchangeDone() event so we can log
 * the results of processing the exchange.
 */
public class IntegrationLoggingRoutePolicyFactory implements RoutePolicyFactory {
    @SuppressWarnings("PMD.SystemPrintln")
    @Override
    public RoutePolicy createRoutePolicy(CamelContext camelContext, String routeId, RouteDefinition route) {
        return new DefaultRoutePolicy() {
            @Override
            public void onExchangeBegin(Route route, Exchange exchange) {
                System.out.println(toJsonObject(
                    "exchange", exchange.getExchangeId(),
                    "status", "begin"));
            }
            @Override
            public void onExchangeDone(Route route, Exchange exchange) {
                StepDoneTracker.done(exchange);
                System.out.println(toJsonObject(
                    "exchange", exchange.getExchangeId(),
                    "status", "done",
                    "failed", exchange.isFailed()));
            }
        };
    }
}