content: /*
   * Copyright (C) 2016 Appflate.io
   *
   * 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 io.appflate.droidmvp;
  
  import android.support.annotation.Nullable;
  
  /**
   * Base class that implements the DroidMVPPresenter interface and provides a base implementation
   * for
   * attachView() and detachView(). It also handles keeping a reference to the mvpView that
   * can be accessed from the child classes by calling getMvpView().
   */
  public abstract class SimpleDroidMVPPresenter<V extends DroidMVPView, M>
      implements DroidMVPPresenter<V, M> {
  
      private M presentationModel;
      private V mvpView;
  
      @Override public void attachView(V mvpView, M presentationModel) {
          this.mvpView = mvpView;
          this.presentationModel = presentationModel;
      }
  
      @Override public void detachView() {
          mvpView = null;
      }
  
      /**
       * you should override this method in your code and clean all unused objects, like RxJava's
       * subscriptions etc.
       */
      @Override public void onDestroy() {
  
      }
  
      public M getPresentationModel() {
          return presentationModel;
      }
  
      @Nullable protected V getMvpView() {
          return mvpView;
      }
  }
  
  