/*******************************************************************************
* Copyright (c) 2007, 2010 Association for Decentralized Information Management
* in Industry THTH ry.
* 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
*
* Contributors:
* VTT Technical Research Centre of Finland - initial API and implementation
*******************************************************************************/
package org.simantics.browsing.ui.graph.impl;
import org.eclipse.ui.IWorkbenchPart;
import org.simantics.db.management.ISessionContext;
/**
* @author Tuukka Lehtonen
*/
public interface SessionContextInputSource {
/**
* @param ctx the session context to read the input from. May be
* null
if there is no session.
* @return the input object of a graph explorer. To indicate no input,
* use {@link GraphExplorerConstants#EMPTY_INPUT}. Never return
* null
.
*/
Object get(ISessionContext ctx);
IWorkbenchPart getProvider();
}