DescricaoValorAdapter.java

package br.com.loumar.vendas.utils;

import android.content.Context;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.TextView;

import androidx.annotation.NonNull;
import androidx.annotation.Nullable;

import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.math.BigDecimal;
import java.util.Arrays;
import java.util.Date;
import java.util.List;

import br.com.loumar.vendas.BaseActivity;
import br.com.loumar.vendas.R;

public class DescricaoValorAdapter extends ArrayAdapter {

    private final String[] props;

    public DescricaoValorAdapter(@NonNull Context context, @NonNull List objects, String[] props) {
        super(context, R.layout.descricaovalor_list, objects);
        this.props = props;
    }

    @NonNull
    @Override
    public View getView(int position, @Nullable View convertView, @NonNull ViewGroup parent) {
        View view = convertView;
        if(view == null)
            view = LayoutInflater.from(getContext()).inflate(R.layout.descricaovalor_list, parent, false);

        Object obj = getItem(position);

        TextView descricao = view.findViewById(R.id.descricao);
        TextView valor = view.findViewById(R.id.valor);
        TextView detalhe = view.findViewById(R.id.detalhe);

        setText(descricao, obj, props[0]);
        setText(valor, obj, props[1]);
        setText(detalhe, obj, props[2]);
        return view;
    }

    private void setText(TextView text, Object obj, String prop) {
        Object val = null;

        try {
            if (prop == null || "".equals(prop))
                return;

            boolean campo = false;
            for (Field fld : obj.getClass().getDeclaredFields()) {
                if (fld.getName().equals(prop)) {
                    campo = true;
                    break;
                }
            }

            if (campo) {
                Field fld = obj.getClass().getDeclaredField(prop);
                fld.setAccessible(true);
                val = fld.get(obj);
            } else {
                Method method = obj.getClass().getDeclaredMethod(prop);
                method.setAccessible(true);
                val = method.invoke(obj);
            }
        } catch (Exception e) {
            Log.i("DVADAPTER", "setText", e);
        }

        if (val instanceof Date)
            val = BaseActivity.DATE_FORMAT.format(val);

        if (val instanceof BigDecimal)
            val = BaseActivity.DECIMAL_FORMAT.format(val);

        text.setText(val + "");
    }
}