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/**
 * Copyright 2022 the original author or authors.
 *
 * 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
 *
 * https://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.micrometer.tracing.reporter.wavefront;

import java.io.Closeable;

import brave.handler.MutableSpan;
import brave.handler.SpanHandler;
import brave.propagation.TraceContext;
import io.micrometer.tracing.brave.bridge.BraveFinishedSpan;
import io.micrometer.tracing.brave.bridge.BraveTraceContext;

/**
 * A {@link SpanHandler} that sends spans to Wavefront.
 *
 * @author Marcin Grzejszczak
 * @since 1.0.0
 */
public class WavefrontBraveSpanHandler extends SpanHandler implements Runnable, Closeable {

    private final WavefrontSpanHandler spanHandler;

    /**
     * Creates a new instance of {@link WavefrontBraveSpanHandler}.
     * @param spanHandler wavefront span handler
     */
    public WavefrontBraveSpanHandler(WavefrontSpanHandler spanHandler) {
        this.spanHandler = spanHandler;
    }

    @Override
    public boolean end(TraceContext context, MutableSpan span, Cause cause) {
        return spanHandler.end(BraveTraceContext.fromBrave(context), BraveFinishedSpan.fromBrave(span));
    }

    @Override
    public void close() {
        this.spanHandler.close();
    }

    @Override
    public void run() {
        this.spanHandler.run();
    }

}