tooling/org.eclipse.smila.processing.designer.ui/code/src/org/eclipse/smila/processing/designer/ui/factories/UIAdapterFactory.java

/***********************************************************************************************************************
 * Copyright (c) 2010 Attensity Europe GmbH. All rights reserved. This program and the accompanying materials are made
 * available under the terms of the Eclipse Public License v1.0 which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 **********************************************************************************************************************/
package org.eclipse.smila.processing.designer.ui.factories;

import org.eclipse.emf.common.notify.Adapter;
import org.eclipse.smila.processing.designer.model.processor.util.ProcessorAdapterFactory;
import org.eclipse.smila.processing.designer.ui.adapters.InvokePipeletAdapter;
import org.eclipse.smila.processing.designer.ui.adapters.InvokeServiceAdapter;

/**
 * Used to create adapters of the EMF model.
 * 
 * Copyright (c) 2010 Attensity Europe GmbH
 * 
 * @author Tobias Liefke
 */
public class UIAdapterFactory extends ProcessorAdapterFactory {
  private static UIAdapterFactory instance;

  private InvokePipeletAdapter invokePipeletAdapter;

  private InvokeServiceAdapter invokeServiceAdapter;

  /**
   * Resolves the singleton instance of this factory.
   * 
   * @return the singleton instance
   */
  public static UIAdapterFactory getInstance() {
    if (instance == null) {
      instance = new UIAdapterFactory();
    }
    return instance;
  }

  /**
   * Private constructor, as we are singleton.
   */
  private UIAdapterFactory() {
    super();
  }

  /**
   * @see ProcessorAdapterFactory#createInvokePipeletAdapter()
   */
  @Override
  public Adapter createInvokePipeletAdapter() {
    if (invokePipeletAdapter == null) {
      invokePipeletAdapter = new InvokePipeletAdapter();
    }
    return invokePipeletAdapter;
  }

}