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.db.indexing;
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14 import org.eclipse.core.runtime.IProgressMonitor;
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15 import org.simantics.db.RequestProcessor;
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16 import org.simantics.db.Resource;
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17 import org.simantics.db.Session;
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20 * @author Tuukka Lehtonen
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21 * @author Antti Villberg
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23 public class ImmutableIndexedRelationsSearcher extends IndexedRelationsSearcherBase {
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25 ImmutableIndexedRelationsSearcher(RequestProcessor session, Resource relation, Resource input) {
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26 super(session, relation, input);
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30 String getDescriptor() {
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35 Throwable bestEffortClear(IProgressMonitor monitor, Session session) {
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36 return new IllegalStateException("Immutable index cannot be cleared");
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