package com.auto.lyric.base.model;

import androidx.annotation.NonNull;
import androidx.lifecycle.ViewModel;
import androidx.lifecycle.ViewModelProvider;

/**
 * Created by Administrator on 2021/11/4 0004.
 */
public class ViewModelFactory implements ViewModelProvider.Factory {

    static ViewModelFactory sInstance;

    public static ViewModelFactory getInstance() {
        if (sInstance == null) {
            sInstance = new ViewModelFactory();
        }
        return sInstance;
    }

    @Override
    public <T extends ViewModel> T create(@NonNull Class<T> modelClass) {
        //noinspection TryWithIdenticalCatches
        try {
            return modelClass.newInstance();
        } catch (InstantiationException e) {
            throw new RuntimeException("（创建实例失败，没有对应的构造方法，请重写一个实现类）Cannot create an instance of " + modelClass, e);
        } catch (IllegalAccessException e) {
            throw new RuntimeException("Cannot create an instance of " + modelClass, e);
        }
    }

}