/*
    * Copyright 2012-2021 CodeLibs Project and the Others.
    *
    * 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
    *
    *     http://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 org.codelibs.fess.ingest;
  
  import java.util.Arrays;
  
  import org.apache.logging.log4j.LogManager;
  import org.apache.logging.log4j.Logger;
  
  public class IngestFactory {
      private static final Logger logger = LogManager.getLogger(IngestFactory.class);
  
      private Ingester[] ingesters = new Ingester[0];
  
      public synchronized void add(final Ingester ingester) {
          if (logger.isDebugEnabled()) {
              logger.debug("Loaded {}", ingester.getClass().getSimpleName());
          }
          final Ingester[] newIngesters = Arrays.copyOf(ingesters, ingesters.length + 1);
          newIngesters[ingesters.length] = ingester;
          Arrays.sort(newIngesters, (o1, o2) -> o1.priority - o2.priority);
          ingesters = newIngesters;
      }
  
      public Ingester[] getIngesters() {
          return ingesters;
      }
  }