1 /*******************************************************************************
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2 * Copyright (c) 2012 Association for Decentralized Information Management in
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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.layer0.migration;
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14 import java.util.ArrayList;
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15 import java.util.List;
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17 import org.eclipse.core.runtime.IProgressMonitor;
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18 import org.simantics.db.ReadGraph;
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19 import org.simantics.db.Resource;
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20 import org.simantics.db.Session;
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21 import org.simantics.db.common.utils.ListUtils;
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22 import org.simantics.db.exception.DatabaseException;
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23 import org.simantics.utils.logging.TimeLogger;
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25 public class MigrationSequence implements MigrationStep {
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27 final List<MigrationStep> steps;
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29 public MigrationSequence(ReadGraph graph, Resource sequence) throws DatabaseException {
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30 steps = new ArrayList<MigrationStep>();
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31 for(Resource step : ListUtils.toList(graph, sequence)) {
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32 MigrationStep ms = graph.adapt(step, MigrationStep.class);
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38 public void applyTo(IProgressMonitor monitor, Session session, MigrationState state) throws DatabaseException {
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39 TimeLogger.resetTimeAndLog(getClass(), "Running migration sequence");
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40 for(MigrationStep step : steps) {
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41 if(monitor.isCanceled()) return;
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42 TimeLogger.log(getClass(), "Running migration step: " + step.getClass() + " (" + step + ")");
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43 step.applyTo(monitor, session, state);
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44 if (monitor.isCanceled()) {
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45 TimeLogger.log(getClass(), "Migration cancelled during step: " + step.getClass() + " (" + step + ")");
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48 monitor.subTask("");
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49 TimeLogger.log(getClass(), "Completed migration step: " + step.getClass() + " (" + step + ")");
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