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.impl;
14 import java.util.Collection;
16 import org.simantics.browsing.ui.NodeContext;
17 import org.simantics.browsing.ui.PrimitiveQueryUpdater;
18 import org.simantics.browsing.ui.Tester;
19 import org.simantics.browsing.ui.BuiltinKeys.ViewpointContributionKey;
20 import org.simantics.browsing.ui.content.Contributor;
21 import org.simantics.browsing.ui.content.ViewpointContribution;
22 import org.simantics.browsing.ui.content.ViewpointContributionFactory;
23 import org.simantics.browsing.ui.graph.impl.contribution.ViewpointContributionImpl;
24 import org.simantics.db.ReadGraph;
25 import org.simantics.db.exception.DatabaseException;
26 import org.simantics.utils.ReflectionUtils;
28 abstract public class LazyViewpointContributionContributor<InputClass> implements Contributor<ViewpointContributionFactory> {
30 abstract public Collection<NodeContext> children(ReadGraph graph, NodeContext context, PrimitiveQueryUpdater updater, ViewpointContributionKey key, ViewpointContributionImpl contribution) throws DatabaseException;
31 abstract public String getViewpointId();
33 final private Class<?> clazz;
35 public LazyViewpointContributionContributor() {
36 clazz = ReflectionUtils.getSingleParameterType(getClass());
40 public ViewpointContributionFactory getFactory() {
42 return new ViewpointContributionFactory() {
45 public String getViewpointId() {
46 return LazyViewpointContributionContributor.this.getViewpointId();
50 public ViewpointContribution create(final PrimitiveQueryUpdater updater, NodeContext context, final ViewpointContributionKey key) {
52 return new ViewpointContributionImpl(updater, context, key) {
55 public Collection<NodeContext> children(ReadGraph graph, NodeContext context) throws DatabaseException {
57 return LazyViewpointContributionContributor.this.children(graph, context, updater, key, this);
62 public Tester getNodeContextTester() {
63 return LazyViewpointContributionContributor.this.getNodeContextTester();
67 public Class<?> getInputClass() {
68 return LazyViewpointContributionContributor.this.getInputClass();
80 public Class<?> getInputClass() {