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.spreadsheet.graph;
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14 import java.util.ArrayList;
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15 import java.util.Collection;
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17 import org.simantics.db.ReadGraph;
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18 import org.simantics.db.Resource;
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19 import org.simantics.db.common.request.UnaryRead;
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20 import org.simantics.db.exception.DatabaseException;
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21 import org.simantics.db.layer0.variable.Variable;
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22 import org.simantics.spreadsheet.resource.SpreadsheetResource;
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24 public class Lines extends UnaryRead<Variable, Collection<Variable>> {
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26 public Lines(Variable variable) {
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31 public Collection<Variable> perform(ReadGraph graph) throws DatabaseException {
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32 SpreadsheetResource SHEET = SpreadsheetResource.getInstance(graph);
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33 ArrayList<Variable> result = new ArrayList<Variable>();
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34 for(Variable child : parameter.getChildren(graph)) {
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35 Resource type = child.getPossibleType(graph);
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37 if(graph.isInheritedFrom(type, SHEET.Line)) {
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39 } else if(graph.isInheritedFrom(type, SHEET.Lines)) {
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40 result.addAll(graph.syncRequest(new Lines(child)));
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