SPUtils

Posted 2020-09-01 码上加油站

package cn.itcast.demo;

import android.content.Context;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import java.util.Map;

public class SPUtils {
   private Context context;
   private SharedPreferences sp;
   private Editor editor;

   public SPUtil(Context context) {
      this.context = context;
      sp = this.context.getSharedPreferences("config", Context.MODE_APPEND);
      editor = sp.edit();
   }

   public void getInstance(Context context, String filename) {
      this.context = context;
      sp = context.getSharedPreferences(filename, Context.MODE_APPEND);
      editor = sp.edit();
   }

   public void putBoolean(String key, Boolean value) {
      editor.putBoolean(key, value);
      editor.commit();
   }

   public boolean getBoolean(String key, Boolean defValue) {
      return sp.getBoolean(key, defValue);
   }

   public void putString(String key, String value) {
      if (key == null) {
         return;
      }
      editor.putString(key, value);
      editor.commit();
   }

   public String getString(String key, String defValue) {
      return sp.getString(key, defValue);
   }

   public void putInt(String key, int value) {
      editor.putInt(key, value);
      editor.commit();
   }

   public int getInt(String key, int defValue) {
      return sp.getInt(key, defValue);
   }

   public Map<String, ?> getAll() {
      return sp.getAll();
   }
}