1 package org.simantics.document.linking.ge;
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3 import org.simantics.db.Resource;
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4 import org.simantics.db.WriteGraph;
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5 import org.simantics.db.common.request.WriteRequest;
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6 import org.simantics.db.exception.DatabaseException;
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7 import org.simantics.db.layer0.adapter.ActionFactory;
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8 import org.simantics.db.layer0.variable.Variable;
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9 import org.simantics.document.linking.ontology.DocumentLink;
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10 import org.simantics.ui.SimanticsUI;
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12 public class RemoveSourceAction implements ActionFactory{
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16 public Runnable create(Object target) {
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17 if (!(target instanceof Variable))
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19 final Variable v = (Variable)target;
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22 return new Runnable() {
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26 SimanticsUI.getSession().asyncRequest(new WriteRequest() {
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29 public void perform(WriteGraph graph) throws DatabaseException {
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30 graph.markUndoPoint();
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32 DocumentLink sl = DocumentLink.getInstance(graph);
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33 Resource t = v.getPossibleRepresents(graph);
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34 if (!graph.isInstanceOf(t, sl.Source))
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