MyAdapter.java

package com.example.data.myapplication;

import android.app.Activity;
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.TextView;

import com.example.data.myapplication.R;

/**
 * Created by Data on 13/3/2016.
 */
public class myAdapter extends BaseAdapter {

    private final Context context;
    private final String[] days, japaneseDays;
    LayoutInflater mInflater;
//    private static LayoutInflater inflater = null;

    public myAdapter(Context ctx, String[] Days, String[] JapaneseDays) {
        context = ctx;
        this.days = Days;
        this.japaneseDays = JapaneseDays;
        mInflater = ((Activity)context).getLayoutInflater();

    }

    @Override
    public int getCount() {
        return days.length;
    }

    @Override
    public Object getItem(int i) {
        return days[i];
    }

    @Override
    public long getItemId(int i) {
        return i;
    }


    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
        // TODO Auto-generated method stub
        final ViewHolder vh;
        vh = new ViewHolder();

        if (convertView == null) {
            convertView = mInflater.inflate(R.layout.my_layout_listitem, parent, false);
            //inflate custom layout
            vh.tv1 = (TextView) convertView.findViewById(R.id.textView1);
            vh.tv2 = (TextView) convertView.findViewById(R.id.textView2);
            vh.tv1.setText(days[position].toString());
            vh.tv2.setText(japaneseDays[position].toString());

        } else {
            convertView.setTag(vh);
        }
        return convertView;
    }
    class ViewHolder
    {
        TextView tv1,tv2;
    }
}