content: /*
   *  This file is part of AndroidIDE.
   *
   *  AndroidIDE is free software: you can redistribute it and/or modify
   *  it under the terms of the GNU General Public License as published by
   *  the Free Software Foundation, either version 3 of the License, or
   *  (at your option) any later version.
   *
   *  AndroidIDE 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 for more details.
   *
   *  You should have received a copy of the GNU General Public License
   *   along with AndroidIDE.  If not, see <https://www.gnu.org/licenses/>.
   */
  
  package com.itsaky.androidide.lookup;
  
  import com.itsaky.androidide.lookup.internal.DefaultLookup;
  import com.itsaky.androidide.utils.ServiceLoader;
  import com.itsaky.androidide.utils.VMUtils;
  
  /**
   * Provides instance of {@link Lookup}.
   *
   * @author Akash Yadav
   */
  class LookupProvider {
  
    private static Lookup sLookup;
    private static final Object lock = new Object();
  
    static synchronized Lookup lookupService() {
      synchronized (lock) {
        if (sLookup != null) {
          return sLookup;
        }
  
        if (VMUtils.isJvm()) {
          // When in a test environment, load the default lookup
          return sLookup = new DefaultLookup();
        }
  
        return sLookup = ServiceLoader.load(Lookup.class).findFirstOrThrow();
      }
    }
  }
  