network.oxalis.ng.commons.tracing.Slf4jSpanProcessor Maven / Gradle / Ivy

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Holds the stuff which is common for both inbound and outbound messages and should be shared between them.

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/*
 * Copyright 2010-2018 Norwegian Agency for Public Management and eGovernment (Difi)
 *
 * Licensed under the EUPL, Version 1.1 or – as soon they
 * will be approved by the European Commission - subsequent
 * versions of the EUPL (the "Licence");
 *
 * You may not use this work except in compliance with the Licence.
 *
 * You may obtain a copy of the Licence at:
 *
 * https://joinup.ec.europa.eu/community/eupl/og_page/eupl
 *
 * Unless required by applicable law or agreed to in
 * writing, software distributed under the Licence is
 * distributed on an "AS IS" basis,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
 * express or implied.
 * See the Licence for the specific language governing
 * permissions and limitations under the Licence.
 */

package network.oxalis.ng.commons.tracing;

import com.google.inject.Singleton;
import io.opentelemetry.context.Context;
import io.opentelemetry.sdk.trace.ReadWriteSpan;
import io.opentelemetry.sdk.trace.ReadableSpan;
import io.opentelemetry.sdk.trace.SpanProcessor;
import lombok.extern.slf4j.Slf4j;
import network.oxalis.ng.api.util.Type;

/**
 * Implementation of SpanProcessor writing tracing data to the SLF4J logger.
 *
 * @author erlend
 * @since 4.0.0
 */
@Slf4j
@Singleton
@Type("slf4j")
public class Slf4jSpanProcessor implements SpanProcessor {

    @Override
    public void onStart(Context parentContext, ReadWriteSpan span) {
        log.info("start {}", span);
    }

    @Override
    public boolean isStartRequired() {
        return true;
    }

    @Override
    public void onEnd(ReadableSpan span) {
        log.info("end {}", span);
    }

    @Override
    public boolean isEndRequired() {
        return true;
    }

}