com.backendless.persistence.local.UserIdStorageFactory 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 android.content.Context;
import com.backendless.Backendless;
import com.backendless.exceptions.ExceptionMessage;

public class UserIdStorageFactory
{
  static final String key = "user-id";
  private static AndroidUserIdStorage androidUserIdStorage;
  private static UserIdStorageFactory instance = new UserIdStorageFactory();

  public static UserIdStorageFactory instance()
  {
    return instance;
  }

  private UserIdStorageFactory()
  {
  }

  public void init( Context context )
  {
    androidUserIdStorage = new AndroidUserIdStorage( context );
  }

  public IStorage getStorage()
  {
    if( Backendless.isAndroid() && androidUserIdStorage == null )
      throw new IllegalArgumentException( ExceptionMessage.INIT_BEFORE_USE );

    if( Backendless.isAndroid() )
      return androidUserIdStorage;

    if( Backendless.isCodeRunner() )
      return CodeRunnerUserIdStorage.instance();

    return JavaUserIdStorage.instance();
  }
}