content: package act.app;
  
  /*-
   * #%L
   * ACT Framework
   * %%
   * Copyright (C) 2014 - 2017 ActFramework
   * %%
   * 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.
   * #L%
   */
  
  import org.osgl.logging.L;
  import org.osgl.logging.Logger;
  import org.osgl.util.C;
  
  import java.util.ArrayList;
  import java.util.List;
  
  /**
   * Manage {@link AppSourceCodeScanner} and {@link AppByteCodeScanner}
   * for the application
   */
  public class AppCodeScannerManager extends AppServiceBase<AppCodeScannerManager> {
  
      private static final Logger logger = L.get(AppCodeScannerManager.class);
  
      private List<AppSourceCodeScanner> sourceCodeScanners = new ArrayList<>();
      private List<AppByteCodeScanner> byteCodeScanners = new ArrayList<>();
  
      public AppCodeScannerManager(App app) {
          super(app);
      }
  
      public C.List<AppSourceCodeScanner> sourceCodeScanners() {
          return C.list(sourceCodeScanners);
      }
  
      public C.List<AppByteCodeScanner> byteCodeScanners() {
          return C.list(byteCodeScanners);
      }
  
      public AppByteCodeScanner byteCodeScannerByClass(Class<? extends AppByteCodeScanner> c) {
          for (AppByteCodeScanner scanner : byteCodeScanners) {
              if (scanner.getClass() == c) {
                  return scanner;
              }
          }
          return null;
      }
  
      public AppCodeScannerManager register(AppSourceCodeScanner sourceCodeScanner) {
          _register(sourceCodeScanner, sourceCodeScanners);
          return this;
      }
  
      public AppCodeScannerManager register(AppByteCodeScanner byteCodeScanner) {
          _register(byteCodeScanner, byteCodeScanners);
          return this;
      }
  
      @Override
      protected void releaseResources() {
          sourceCodeScanners.clear();
          byteCodeScanners.clear();
      }
  
      private <T extends AppCodeScanner> void _register(T scanner, List<T> scanners) {
          scanner.setApp(app());
          if (scanners.contains(scanner)) {
              logger.warn("%s has already been registered", scanner);
              return;
          }
          scanners.add(scanner);
      }
  
  }
  