content: /*
   * MIT License
   *
   * Copyright (c) 2018 Alibaba Group
   *
   * Permission is hereby granted, free of charge, to any person obtaining a copy
   * of this software and associated documentation files (the "Software"), to deal
   * in the Software without restriction, including without limitation the rights
   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   * copies of the Software, and to permit persons to whom the Software is
   * furnished to do so, subject to the following conditions:
   *
   * The above copyright notice and this permission notice shall be included in all
   * copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
   * SOFTWARE.
   */
  
  package com.tmall.wireless.tangram.core.adapter;
  
  import android.support.annotation.NonNull;
  import android.support.v7.widget.RecyclerView;
  import android.view.View;
  
  import com.alibaba.android.vlayout.VirtualLayoutManager;
  import com.tmall.wireless.tangram.core.protocol.ControlBinder;
  
  /**
   * Created by villadora on 15/8/19.
   */
  public class BinderViewHolder<C, V extends View> extends RecyclerView.ViewHolder implements VirtualLayoutManager.CacheViewHolder {
  
      public ControlBinder<C, V> controller;
  
      public V itemView;
  
      public C data;
  
      public BinderViewHolder(V itemView, @NonNull ControlBinder<C, V> binder) {
          super(itemView);
          this.itemView = itemView;
          this.controller = binder;
  
      }
  
      /**
       * Bind data to inner view
       *
       * @param data
       */
      public void bind(C data) {
          this.controller.mountView(data, itemView);
          this.data = data;
      }
  
      /**
       * unbind the data, make the view re-usable
       */
      public void unbind() {
          if (data != null) {
              this.controller.unmountView(data, itemView);
          }
      }
  
      @Override
      public boolean needCached() {
          if (data instanceof CacheItem) {
              return ((CacheItem) data).isStableCache();
          }
  
          return false;
      }
  }
  