content: package act.inject.genie;
  
  /*-
   * #%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 act.app.App;
  import act.app.AppByteCodeScannerBase;
  import act.app.event.SysEventId;
  import act.util.ByteCodeVisitor;
  
  /**
   * Find all classes that ends with `Module`, try to register it as
   * Genie module
   */
  public class GenieModuleScanner extends AppByteCodeScannerBase {
  
      private boolean shouldRegister;
  
      @Override
      public ByteCodeVisitor byteCodeVisitor() {
          return new ByteCodeVisitor() {
              @Override
              public void visit(int version, int access, String name, String signature, String superName, String[] interfaces) {
                  super.visit(version, access, name, signature, superName, interfaces);
                  shouldRegister = isPublic(access);
              }
          };
      }
  
      @Override
      public void scanFinished(final String className) {
          if (shouldRegister) {
              final App app = app();
              app.jobManager().on(SysEventId.DEPENDENCY_INJECTOR_INITIALIZED, "GenieModuleScanner:addModuleClass:" + className, new Runnable() {
                  @Override
                  public void run() {
                      GenieInjector.addModuleClass(app.classForName(className));
                  }
              });
          }
      }
  
      @Override
      protected boolean shouldScan(final String className) {
          return className.endsWith("Module");
      }
  }
  