org.apache.rocketmq.shaded.io.opentelemetry.sdk.logs.LogEmitterSharedState Maven / Gradle / Ivy

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/*
 * Copyright The OpenTelemetry Authors
 * SPDX-License-Identifier: Apache-2.0
 */

package org.apache.rocketmq.shaded.io.opentelemetry.sdk.logs;

import org.apache.rocketmq.shaded.io.opentelemetry.sdk.common.Clock;
import org.apache.rocketmq.shaded.io.opentelemetry.sdk.common.CompletableResultCode;
import org.apache.rocketmq.shaded.io.opentelemetry.sdk.resources.Resource;
import java.util.List;
import java.util.function.Supplier;
import javax.annotation.Nullable;

/**
 * Represents shared state and config between all {@link SdkLogEmitter}s created by the same {@link
 * SdkLogEmitterProvider}.
 */
final class LogEmitterSharedState {
  private final Object lock = new Object();
  private final Resource resource;
  private final Supplier logLimitsSupplier;
  private final LogProcessor logProcessor;
  private final Clock clock;
  @Nullable private volatile CompletableResultCode shutdownResult = null;

  LogEmitterSharedState(
      Resource resource,
      Supplier logLimitsSupplier,
      List logProcessors,
      Clock clock) {
    this.resource = resource;
    this.logLimitsSupplier = logLimitsSupplier;
    this.logProcessor = LogProcessor.composite(logProcessors);
    this.clock = clock;
  }

  Resource getResource() {
    return resource;
  }

  LogLimits getLogLimits() {
    return logLimitsSupplier.get();
  }

  LogProcessor getLogProcessor() {
    return logProcessor;
  }

  Clock getClock() {
    return clock;
  }

  boolean hasBeenShutdown() {
    return shutdownResult != null;
  }

  CompletableResultCode shutdown() {
    synchronized (lock) {
      if (shutdownResult != null) {
        return shutdownResult;
      }
      shutdownResult = logProcessor.shutdown();
      return shutdownResult;
    }
  }
}