com.backendless.persistence.local.JavaUserTokenStorage Maven / Gradle / Ivy

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 *  BACKENDLESS.COM CONFIDENTIAL
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 *  Copyright 2012 BACKENDLESS.COM. All Rights Reserved.
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 *  if any. The intellectual and technical concepts contained herein are proprietary to Backendless.com and its
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package com.backendless.persistence.local;

import java.util.prefs.BackingStoreException;
import java.util.prefs.Preferences;

class JavaUserTokenStorage implements IStorage
{
  private Preferences prefs = Preferences.userRoot().node( this.getClass().getName() );
  private static JavaUserTokenStorage instance = new JavaUserTokenStorage();

  private JavaUserTokenStorage()
  {
  }

  public static JavaUserTokenStorage instance()
  {
    return instance;
  }

  @Override
  public String get()
  {

    return prefs.get( UserTokenStorageFactory.key, "" );
  }

  @Override
  public void set( String value )
  {
    prefs.put( UserTokenStorageFactory.key, value );
    try
    {
      prefs.flush();
    }
    catch( BackingStoreException e )
    {
      throw new RuntimeException( e );
    }
  }
}