1 /*******************************************************************************
2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
4 * All rights reserved. This program and the accompanying materials
5 * are made available under the terms of the Eclipse Public License v1.0
6 * which accompanies this distribution, and is available at
7 * http://www.eclipse.org/legal/epl-v10.html
10 * VTT Technical Research Centre of Finland - initial API and implementation
11 *******************************************************************************/
12 package org.simantics.browsing.ui.graph.contributor.viewpoint;
14 import java.util.Collection;
16 import org.simantics.browsing.ui.BuiltinKeys;
17 import org.simantics.browsing.ui.NodeContext;
18 import org.simantics.browsing.ui.graph.impl.contributor.viewpoint.ViewpointContributorImpl;
19 import org.simantics.db.ReadGraph;
20 import org.simantics.db.exception.DatabaseException;
23 * @param <T> defines the type of input a contributor can handle. Only if the
24 * {@link NodeContext} {@link BuiltinKeys#INPUT} constants is an instance
25 * of this class will this contributor be invoked.
27 abstract public class ViewpointContributor<T> extends ViewpointContributorImpl<T> {
29 public static final String STANDARD = "Standard";
32 abstract public Collection<?> getContribution(ReadGraph graph, T input) throws DatabaseException;
35 public String getViewpointId() {