| /******************************************************************************* |
| * Copyright (c) 2013, 2014 Ericsson |
| * |
| * All rights reserved. This program and the accompanying materials are |
| * made available under the terms of the Eclipse Public License 2.0 which |
| * accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * Marc-Andre Laperle - Initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.tracecompass.internal.tmf.core.trace.indexer; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| |
| import org.eclipse.tracecompass.tmf.core.timestamp.TmfTimeRange; |
| import org.eclipse.tracecompass.tmf.core.timestamp.TmfTimestamp; |
| import org.eclipse.tracecompass.tmf.core.trace.ITmfTrace; |
| import org.eclipse.tracecompass.tmf.core.trace.indexer.checkpoint.ITmfCheckpoint; |
| import org.eclipse.tracecompass.tmf.core.trace.indexer.checkpoint.ITmfCheckpointIndex; |
| |
| /** |
| * A checkpoint index that store all checkpoints in memory. |
| * |
| * @author Marc-Andre Laperle |
| */ |
| public class TmfMemoryIndex implements ITmfCheckpointIndex, ICheckpointCollection { |
| |
| private final List<ITmfCheckpoint> fCheckpoints; |
| private TmfTimeRange fTimeRange; |
| private long fNbEvents; |
| |
| /** |
| * Creates an index for the given trace |
| * |
| * @param trace the trace |
| */ |
| public TmfMemoryIndex(ITmfTrace trace) { |
| fCheckpoints = new ArrayList<>(); |
| fTimeRange = new TmfTimeRange(TmfTimestamp.ZERO, TmfTimestamp.ZERO); |
| fNbEvents = 0; |
| } |
| |
| @Override |
| public void dispose() { |
| fCheckpoints.clear(); |
| } |
| |
| @Override |
| public void insert(ITmfCheckpoint checkpoint) { |
| fCheckpoints.add(checkpoint); |
| } |
| |
| @Override |
| public ITmfCheckpoint get(long checkpoint) { |
| return fCheckpoints.get((int)checkpoint); |
| } |
| |
| @Override |
| public long binarySearch(ITmfCheckpoint checkpoint) { |
| return Collections.binarySearch(fCheckpoints, checkpoint); |
| } |
| |
| @Override |
| public boolean isEmpty() { |
| return fCheckpoints.isEmpty(); |
| } |
| |
| @Override |
| public int size() { |
| return fCheckpoints.size(); |
| } |
| |
| @Override |
| public boolean isCreatedFromScratch() { |
| return true; |
| } |
| |
| @Override |
| public void setTimeRange(TmfTimeRange timeRange) { |
| fTimeRange = timeRange; |
| } |
| |
| @Override |
| public void setNbEvents(long nbEvents) { |
| fNbEvents = nbEvents; |
| } |
| |
| @Override |
| public TmfTimeRange getTimeRange() { |
| return fTimeRange; |
| } |
| |
| @Override |
| public long getNbEvents() { |
| return fNbEvents; |
| } |
| |
| @Override |
| public void delete() { |
| // Do nothing |
| } |
| } |