content: package act.job.meta;
  
  /*-
   * #%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 static act.Destroyable.Util.destroyAll;
  
  import act.asm.Type;
  import act.job.*;
  import act.test.FixtureLoader;
  import act.util.LogSupportedDestroyableBase;
  import org.osgl.util.C;
  import org.osgl.util.S;
  
  import java.lang.annotation.Annotation;
  import java.util.*;
  import javax.enterprise.context.ApplicationScoped;
  
  /**
   * Stores all class level information to support generating of
   * Job worker class that wrap the annotated Job action method
   */
  @ApplicationScoped
  public final class JobClassMetaInfo extends LogSupportedDestroyableBase {
  
      private Type type;
      private Type superType;
      private boolean isAbstract = false;
      private List<JobMethodMetaInfo> actions = new ArrayList<>();
      // actionLookup index job method by method name
      private Map<String, JobMethodMetaInfo> actionLookup = null;
      private boolean isJob;
  
      public JobClassMetaInfo className(String name) {
          this.type = Type.getObjectType(name);
          return this;
      }
  
      @Override
      protected void releaseResources() {
          destroyAll(actions, ApplicationScoped.class);
          actions.clear();
          destroyAll(actionLookup.values(), ApplicationScoped.class);
          actionLookup.clear();
          super.releaseResources();
      }
  
      public String className() {
          return type.getClassName();
      }
  
      public Type type() {
          return type;
      }
  
      public JobClassMetaInfo superType(Type type) {
          superType = type;
          return this;
      }
  
      public Type superType() {
          return superType;
      }
  
      public JobClassMetaInfo setAbstract() {
          isAbstract = true;
          return this;
      }
  
      public boolean isAbstract() {
          return isAbstract;
      }
  
      public boolean isJob() {
          return isJob;
      }
  
      public JobClassMetaInfo isJob(boolean b) {
          isJob = b;
          return this;
      }
  
      public JobClassMetaInfo addAction(JobMethodMetaInfo info) {
          actions.add(info);
          return this;
      }
  
      public JobMethodMetaInfo action(String name) {
          if (null == actionLookup) {
              for (JobMethodMetaInfo act : actions) {
                  if (S.eq(name, act.name())) {
                      return act;
                  }
              }
              return null;
          }
          return actionLookup.get(name);
      }
  
      private void buildActionLookup() {
          Map<String, JobMethodMetaInfo> lookup = new HashMap<>();
          for (JobMethodMetaInfo act : actions) {
              lookup.put(act.name(), act);
          }
          actionLookup = lookup;
      }
  
      private static final C.Set<Class<? extends Annotation>> ACTION_ANNOTATION_TYPES = C.set(
              AlongWith.class, Cron.class, Every.class,
              FixedDelay.class, InvokeAfter.class, InvokeBefore.class,
              OnAppStart.class, OnAppStop.class, OnSysEvent.class, FixtureLoader.class);
  
      public static boolean isActionAnnotation(Class<? extends Annotation> type) {
          return ACTION_ANNOTATION_TYPES.contains(type);
      }
  
  }
  