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.service;
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14 import org.simantics.db.ReadGraph;
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18 public interface ClusterControl {
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20 public interface ClusterState {
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24 * @return The amount of fixed clusters after best effort flush
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26 int flushClusters();
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27 int collectClusters(int desiredBytes);
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28 int gc(ReadGraph graph, int objectiveBytes);
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29 int gc(ReadGraph graph);
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31 ClusterState getClusterState();
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32 void restoreClusterState(ClusterState state);
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33 ClusterCollectorPolicy setPolicy(ClusterCollectorPolicy newPolicy);
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