content: /*
   * Copyright 2016, The Android Open Source Project
   *
   * 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 com.example.android.testing.espresso.RecyclerViewSample;
  
  import android.content.Context;
  import androidx.recyclerview.widget.RecyclerView;
  import android.view.LayoutInflater;
  import android.view.View;
  import android.view.ViewGroup;
  import android.widget.TextView;
  
  import java.util.List;
  
  /**
   * Provides views to {@link RecyclerView} with data from a data set.
   */
  public class CustomAdapter extends RecyclerView.Adapter<CustomAdapter.ViewHolder> {
  
      private final List<String> mDataSet;
  
      private final Context mContext;
  
      /**
       * Provide a reference to the type of views that you are using
       * (custom {@link RecyclerView.ViewHolder}).
       */
      static class ViewHolder extends RecyclerView.ViewHolder {
          private final TextView textView;
  
          // We'll use this field to showcase matching the holder from the test.
          private boolean mIsInTheMiddle = false;
  
          ViewHolder(View v) {
              super(v);
              textView = (TextView) v.findViewById(R.id.textView);
          }
  
          TextView getTextView() {
              return textView;
          }
  
          boolean getIsInTheMiddle() {
              return mIsInTheMiddle;
          }
  
          void setIsInTheMiddle(boolean isInTheMiddle) {
              mIsInTheMiddle = isInTheMiddle;
          }
      }
  
      /**
       * Initialize the dataset of the Adapter.
       *
       * @param dataSet String[] containing the data to populate views to be used by RecyclerView.
       */
      CustomAdapter(List<String> dataSet, Context context) {
          mDataSet = dataSet;
          mContext = context;
      }
  
      @Override
      public ViewHolder onCreateViewHolder(ViewGroup viewGroup, int viewType) {
          // Create a new view.
          View v = LayoutInflater.from(viewGroup.getContext())
                  .inflate(R.layout.text_row_item, viewGroup, false);
  
          return new ViewHolder(v);
      }
  
      @Override
      public void onBindViewHolder(ViewHolder viewHolder, final int position) {
          if (position == mDataSet.size() / 2 /* calculate middle element position */) {
              viewHolder.setIsInTheMiddle(true);
              viewHolder.getTextView().setText(mContext.getResources().getString(R.string.middle));
          } else {
              viewHolder.setIsInTheMiddle(false);
              viewHolder.getTextView().setText(mDataSet.get(position));
          }
      }
  
      // Return the size of your data set (invoked by the layout manager)
      @Override
      public int getItemCount() {
          return mDataSet.size();
      }
  }
  