Android sharedPreferences util

package com.xxx.xxx.xxx.common;

import android.content.SharedPreferences;
import android.support.annotation.NonNull;

import com.tcl.hotel.vod.VodHotelApplication;

import static android.content.Context.MODE_PRIVATE;

/**
 * desc: 創建輕量級數據存儲庫
 *
 * @author wangxb
 * @since 2019-11-19 16:07
 */
public class SharedPref {

    private static final String TAG = SharedPref.class.getName();
    private static SharedPref sp;
    private SharedPref(){}
    public static SharedPref getInstance() {

        if(sp == null){
            sp = new SharedPref();
        }
        return sp;
    }

    private SharedPreferences getSharedPreferences(){
        return VodHotelApplication.getApp().getSharedPreferences(TAG,MODE_PRIVATE);
    }

    /**
     * 保存數據的方法，我們需要拿到保存數據的具體類型，然後根據類型調用不同的保存方法
     * @param key
     * @param object
     */
    public void setSharedKey(@NonNull String key, Object object){

        String type = object.getClass().getSimpleName();
        SharedPreferences.Editor editor = getSharedPreferences().edit();
        if("String".equals(type)){
            editor.putString(key, (String)object);
        }
        else if("Integer".equals(type)){
            editor.putInt(key, (Integer)object);
        }
        else if("Boolean".equals(type)){
            editor.putBoolean(key, (Boolean)object);
        }
        else if("Float".equals(type)){
            editor.putFloat(key, (Float)object);
        }
        else if("Long".equals(type)){
            editor.putLong(key, (Long)object);
        }
        editor.commit();
    }


    /**
     * 得到保存數據的方法，我們根據默認值得到保存的數據的具體類型，然後調用相對於的方法獲取值
     * @param key
     * @param defaultObject
     * @return
     */
    public Object getSharedKey(@NonNull String key, Object defaultObject){
        // 防止異常
        if(defaultObject == null){
            return null;
        }
        String type = defaultObject.getClass().getSimpleName();
        SharedPreferences sp = getSharedPreferences();
        if("String".equals(type)){
            return sp.getString(key, (String)defaultObject);
        }
        else if("Integer".equals(type)){
            return sp.getInt(key, (Integer)defaultObject);
        }
        else if("Boolean".equals(type)){
            return sp.getBoolean(key, (Boolean)defaultObject);
        }
        else if("Float".equals(type)){
            return sp.getFloat(key, (Float)defaultObject);
        }
        else if("Long".equals(type)){
            return sp.getLong(key, (Long)defaultObject);
        }
        return null;
    }

}