SPreferenceUtil

import android.content.Context;
import android.content.SharedPreferences;

/**
 * Created by james.li on 2015/9/29.
 */
public class SPreferenceUtil {

    private static SPreferenceUtil instance;
    private SharedPreferences mSharedPreferences;
    private SharedPreferences.Editor editor;

    private SPreferenceUtil(Context context,String preferenceName){
        mSharedPreferences = context.getSharedPreferences(preferenceName,Context.MODE_PRIVATE);
        editor = mSharedPreferences.edit();
    }

    public static SPreferenceUtil getInstance(Context context,String preferenceName){
        if (instance == null){
            synchronized (SPreferenceUtil.class){
                if (instance == null){
                    //使用双重同步锁
                    instance = new SPreferenceUtil(context,preferenceName);
                }
            }
        }
        return instance;
    }

    public SPreferenceUtil getInstance(Context context){
        return getInstance(context,context.getPackageName() + "_preferences");
    }

    /**
     * 得到SharedPreferences.Editor，如果之后的操作强烈依赖于存入的数据
     * 那么请用editor的commit方法进行提交。
     */
    public SharedPreferences.Editor getEditor() {
        return editor;
    }


    public void putStringByApply(String key, String value) {
        editor.putString(key, value).apply();
    }

    public void putStringByCommit(String key, String value) {
        editor.putString(key, value).commit();
    }

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

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

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

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

    public void putBooleanByApply(String key, boolean value) {
        editor.putBoolean(key, value).apply();
    }

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

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


    public void putLongByApply(String key, long value) {
        editor.putLong(key, value).apply();
    }

    public void putLongByCommit(String key, long value) {
        editor.putLong(key, value).commit();
    }

    public long getLong(String key, long defValue) {
        return mSharedPreferences.getLong(key, defValue);
    }


    public void removeByApply(String key) {
        editor.remove(key).apply();
    }

    public void removeByCommit(String key) {
        editor.remove(key).commit();
    }


    public void clearByApply() {
        editor.clear().apply();
    }

    public void clearByCommit() {
        editor.clear().commit();
    }
}