fac86401
 孙向锦
初始化C5 Vote
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package com.sunvote.xpadapp.utils;
import android.content.Context;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
public class SharedPreferencesUtil {
//存储的sharedpreferences文件名
private static final String FILE_NAME = "save_file_name";
/**
* 保存数据到文件
* @param context
* @param key
* @param data
*/
public static void saveData(Context context, String key,Object data){
String type = data.getClass().getSimpleName();
SharedPreferences sharedPreferences = context
.getSharedPreferences(FILE_NAME, Context.MODE_PRIVATE);
Editor editor = sharedPreferences.edit();
if ("Integer".equals(type)){
editor.putInt(key, (Integer)data);
}else if ("Boolean".equals(type)){
editor.putBoolean(key, (Boolean)data);
}else if ("String".equals(type)){
editor.putString(key, (String)data);
}else if ("Float".equals(type)){
editor.putFloat(key, (Float)data);
}else if ("Long".equals(type)){
editor.putLong(key, (Long)data);
}
editor.apply();
editor.commit();
}
/**
* 从文件中读取数据
* @param context
* @param key
* @param defValue
* @return
*/
public static Object getData(Context context, String key, Object defValue){
String type = defValue.getClass().getSimpleName();
SharedPreferences sharedPreferences = context.getSharedPreferences
(FILE_NAME, Context.MODE_PRIVATE);
//defValue为为默认值，如果当前获取不到数据就返回它
if ("Integer".equals(type)){
return sharedPreferences.getInt(key, (Integer)defValue);
}else if ("Boolean".equals(type)){
return sharedPreferences.getBoolean(key, (Boolean)defValue);
}else if ("String".equals(type)){
return sharedPreferences.getString(key, (String)defValue);
}else if ("Float".equals(type)){
return sharedPreferences.getFloat(key, (Float)defValue);
}else if ("Long".equals(type)){
return sharedPreferences.getLong(key, (Long)defValue);
}
return null;
}
}
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