1 /*******************************************************************************
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2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
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3 * in Industry THTH ry.
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4 * All rights reserved. This program and the accompanying materials
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5 * are made available under the terms of the Eclipse Public License v1.0
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6 * which accompanies this distribution, and is available at
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7 * http://www.eclipse.org/legal/epl-v10.html
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10 * VTT Technical Research Centre of Finland - initial API and implementation
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11 *******************************************************************************/
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12 package org.simantics.browsing.ui.graph.impl.contributor.imager;
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14 import java.util.Map;
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16 import org.eclipse.jface.resource.ImageDescriptor;
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17 import org.simantics.browsing.ui.BuiltinKeys;
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18 import org.simantics.browsing.ui.BuiltinKeys.ImagerKey;
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19 import org.simantics.browsing.ui.NodeContext;
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20 import org.simantics.browsing.ui.PrimitiveQueryUpdater;
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21 import org.simantics.browsing.ui.Tester;
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22 import org.simantics.browsing.ui.common.ColumnKeys;
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23 import org.simantics.browsing.ui.content.Contributor;
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24 import org.simantics.browsing.ui.content.Imager;
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25 import org.simantics.browsing.ui.content.ImagerFactory;
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26 import org.simantics.browsing.ui.graph.impl.contribution.ImagerContributionImpl;
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27 import org.simantics.db.ReadGraph;
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28 import org.simantics.db.exception.DatabaseException;
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29 import org.simantics.utils.ReflectionUtils;
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30 import org.simantics.utils.datastructures.ArrayMap;
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32 abstract public class ImagerContributorImpl<T> implements Contributor<ImagerFactory> {
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34 abstract public ImageDescriptor getDescriptor(ReadGraph graph, T input) throws DatabaseException;
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36 final private Class<?> clazz;
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39 public String toString() {
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40 return getClass().getName();
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44 public Tester getNodeContextTester() {
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48 public ImagerContributorImpl() {
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49 clazz = ReflectionUtils.getSingleParameterType(getClass());
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52 public ImagerContributorImpl(Class<?> clazz) {
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57 public ImagerFactory getFactory() {
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59 return new ImagerFactory() {
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62 public String toString() {
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63 return ImagerContributorImpl.this.toString();
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66 @SuppressWarnings("unchecked")
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68 public Imager create(final PrimitiveQueryUpdater updater, NodeContext context, final ImagerKey key) {
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70 return new ImagerContributionImpl(updater, context, key) {
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73 public Map<String, ImageDescriptor> getDescriptors(ReadGraph graph, NodeContext context) throws DatabaseException {
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75 T input = (T)context.getConstant(BuiltinKeys.INPUT);
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77 ImageDescriptor value = ImagerContributorImpl.this.getDescriptor(graph, input);
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79 return new ArrayMap<String, ImageDescriptor>(ColumnKeys.KEYS_SINGLE,
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80 new ImageDescriptor[] { value });
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93 public Class<?> getInputClass() {
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