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/*******************************************************************************
* Copyright (c) 2018 Ericsson
*
* All rights reserved. This program and the accompanying materials are
* made available under the terms of the Eclipse Public License v1.0 which
* accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*******************************************************************************/
package org.eclipse.tracecompass.incubator.internal.traceevent.core.analysis.context;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jdt.annotation.NonNull;
import org.eclipse.jdt.annotation.Nullable;
import org.eclipse.tracecompass.internal.provisional.tmf.core.model.filters.SelectionTimeQueryFilter;
import org.eclipse.tracecompass.internal.provisional.tmf.core.model.filters.TimeQueryFilter;
import org.eclipse.tracecompass.internal.provisional.tmf.core.model.timegraph.AbstractTimeGraphDataProvider;
import org.eclipse.tracecompass.internal.provisional.tmf.core.model.timegraph.ITimeGraphArrow;
import org.eclipse.tracecompass.internal.provisional.tmf.core.model.timegraph.ITimeGraphRowModel;
import org.eclipse.tracecompass.internal.provisional.tmf.core.model.timegraph.ITimeGraphState;
import org.eclipse.tracecompass.internal.provisional.tmf.core.model.timegraph.TimeGraphEntryModel;
import org.eclipse.tracecompass.internal.provisional.tmf.core.model.timegraph.TimeGraphRowModel;
import org.eclipse.tracecompass.internal.provisional.tmf.core.model.timegraph.TimeGraphState;
import org.eclipse.tracecompass.internal.provisional.tmf.core.response.ITmfResponse.Status;
import org.eclipse.tracecompass.internal.provisional.tmf.core.response.TmfModelResponse;
import org.eclipse.tracecompass.statesystem.core.ITmfStateSystem;
import org.eclipse.tracecompass.statesystem.core.exceptions.StateSystemDisposedException;
import org.eclipse.tracecompass.statesystem.core.interval.ITmfStateInterval;
import org.eclipse.tracecompass.tmf.core.trace.ITmfTrace;
/**
* Context analysis datasource. Provides the locations of contexts.
*
* @author Matthew Khouzam
*/
public class ContextDataProvider extends AbstractTimeGraphDataProvider<@NonNull ContextAnalysis, @NonNull TimeGraphEntryModel> {
public static final @NonNull String ID = ContextAnalysis.ID + ".dataprovider"; //$NON-NLS-1$
/**
* Model of a marker, not necessarily bound to a timegraph, denotes an area
* that's interesting.
*
* Note: Do we have anything that already does this?
*/
public static class MarkerModel extends TimeGraphState {
private final String fAnnotation;
private final String fCategory;
/**
* Constructor, used for internal reasons, as the array is hard coded
*
* @param startTime
* the start time
* @param duration
* the duration
*
* @param string
* {category, name, annotation}
*/
private MarkerModel(long startTime, long duration, String[] sections) {
super(startTime, duration, 0, sections[1]);
fCategory = sections[0];
fAnnotation = sections[2];
}
/**
* Gets the category of the marker
*
* @return the category
*/
public String getCategory() {
return fCategory;
}
/**
* Gets the annotation of the marker
*
* @return the annotation
*/
public String getAnnotation() {
return fAnnotation;
}
}
/**
* Constructor
*
* @param trace
* the trace this provider represents
* @param analysisModule
* the analysis encapsulated by this provider
*/
public ContextDataProvider(ITmfTrace trace, ContextAnalysis analysisModule) {
super(trace, analysisModule);
}
@Override
public @NonNull String getId() {
return ID;
}
@Override
protected boolean isCacheable() {
return true;
}
@Override
public @NonNull TmfModelResponse<@NonNull List<@NonNull ITimeGraphArrow>> fetchArrows(@NonNull TimeQueryFilter filter, @Nullable IProgressMonitor monitor) {
return new TmfModelResponse<>(null, Status.COMPLETED, "Not supported");
}
@Override
public @NonNull TmfModelResponse<@NonNull Map<@NonNull String, @NonNull String>> fetchTooltip(@NonNull SelectionTimeQueryFilter filter, @Nullable IProgressMonitor monitor) {
return new TmfModelResponse<>(null, Status.COMPLETED, "Not supported");
}
@Override
protected @Nullable List<@NonNull ITimeGraphRowModel> getRowModel(@NonNull ITmfStateSystem ss, @NonNull SelectionTimeQueryFilter filter, @Nullable IProgressMonitor monitor) throws StateSystemDisposedException {
/*
* Order is not important here
*/
Map<Integer, String[]> paths = new HashMap<>();
List<ITimeGraphState> markerList = new ArrayList<>();
Collection<Long> times = getTimes(filter, ss.getStartTime(), ss.getCurrentEndTime());
Set<Integer> quarks = new HashSet<>();
for (Integer quark : getSelectedQuarks(filter)) {
quarks.addAll(ss.getSubAttributes(quark, true));
}
/* resolve the names */
for (Integer quark : quarks) {
paths.put(quark, ss.getFullAttributePathArray(quark));
}
/* Do the actual query */
for (ITmfStateInterval interval : ss.query2D(quarks, times)) {
if (monitor != null && monitor.isCanceled()) {
return Collections.emptyList();
}
if (interval.getValue() instanceof Integer) {
long startTime = interval.getStartTime();
long duration = interval.getEndTime() - startTime + 1;
markerList.add(new MarkerModel(startTime, duration, paths.get(interval.getAttribute())));
}
}
if (monitor != null && monitor.isCanceled()) {
return Collections.emptyList();
}
return Collections.singletonList(new TimeGraphRowModel(getId(ITmfStateSystem.ROOT_ATTRIBUTE), markerList));
}
@Override
protected @NonNull List<@NonNull TimeGraphEntryModel> getTree(@NonNull ITmfStateSystem ss, @NonNull TimeQueryFilter filter, @Nullable IProgressMonitor monitor) throws StateSystemDisposedException {
long rootId = getId(ITmfStateSystem.ROOT_ATTRIBUTE);
List<@NonNull Integer> attribs = ss.getSubAttributes(ITmfStateSystem.ROOT_ATTRIBUTE, false);
List<@NonNull TimeGraphEntryModel> retVal = new ArrayList<>();
for (Integer attrib : attribs) {
String[] strings = ss.getFullAttributePathArray(attrib);
retVal.add(new TimeGraphEntryModel(getId(attrib), rootId, strings[0], ss.getStartTime(), ss.getCurrentEndTime()));
}
return retVal;
}
}
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