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Code Instrumentation Framework

There is a newer version: 5.9.0

/*
 * Copyright (c) 2007 through 2024 David Berkman
 *
 * This file is part of the SmallMind Code Project.
 *
 * The SmallMind Code Project is free software, you can redistribute
 * it and/or modify it under either, at your discretion...
 *
 * 1) The terms of GNU Affero General Public License as published by the
 * Free Software Foundation, either version 3 of the License, or (at
 * your option) any later version.
 *
 * ...or...
 *
 * 2) The terms of the Apache License, Version 2.0.
 *
 * The SmallMind Code Project is distributed in the hope that it will
 * be useful, but WITHOUT ANY WARRANTY; without even the implied warranty
 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License or Apache License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * and the Apache License along with the SmallMind Code Project. If not, see
 *  or .
 *
 * Additional permission under the GNU Affero GPL version 3 section 7
 * ------------------------------------------------------------------
 * If you modify this Program, or any covered work, by linking or
 * combining it with other code, such other code is not for that reason
 * alone subject to any of the requirements of the GNU Affero GPL
 * version 3.
 */
package org.smallmind.claxon.registry;

import org.smallmind.claxon.registry.meter.Meter;
import org.smallmind.claxon.registry.meter.MeterBuilder;
import org.smallmind.nutsnbolts.lang.PerApplicationContext;
import org.smallmind.nutsnbolts.lang.PerApplicationDataManager;

public class Instrument implements PerApplicationDataManager {

  private static final UnpluggedInstrumentation UNPLUGGED_INSTRUMENTATION = new UnpluggedInstrumentation();

  public static void register (ClaxonRegistry registry) {

    PerApplicationContext.setPerApplicationData(Instrument.class, registry);
  }

  public static ClaxonRegistry getRegistry () {

    return PerApplicationContext.getPerApplicationData(Instrument.class, ClaxonRegistry.class);
  }

  public static Instrumentation with (Class caller, MeterBuilder builder, Tag... tags) {

    ClaxonRegistry registry;

    return ((registry = getRegistry()) != null) ? new WorkingInstrumentation(registry, caller, builder, tags) : UNPLUGGED_INSTRUMENTATION;
  }
}