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ScriptedTimeGraphView.java
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ScriptedTimeGraphView.java
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/*******************************************************************************
* Copyright (c) 2019, 2022 École Polytechnique de Montréal and 0thers
*
* 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
*******************************************************************************/
package org.eclipse.tracecompass.incubator.internal.scripting.ui.views.timegraph;
import java.util.Collections;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jdt.annotation.NonNull;
import org.eclipse.jdt.annotation.Nullable;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.tracecompass.common.core.NonNullUtils;
import org.eclipse.tracecompass.incubator.internal.scripting.core.data.provider.ScriptedTimeGraphDataProvider;
import org.eclipse.tracecompass.incubator.internal.scripting.core.data.provider.ScriptingDataProviderManager;
import org.eclipse.tracecompass.tmf.core.component.DataProviderConstants;
import org.eclipse.tracecompass.tmf.core.dataprovider.DataProviderManager;
import org.eclipse.tracecompass.tmf.core.model.timegraph.ITimeGraphDataProvider;
import org.eclipse.tracecompass.tmf.core.model.timegraph.TimeGraphEntryModel;
import org.eclipse.tracecompass.tmf.core.trace.ITmfTrace;
import org.eclipse.tracecompass.tmf.ui.views.timegraph.BaseDataProviderTimeGraphView;
/**
* A data provider view to display the results of a scripted analysis. It uses
* the secondary ID as the data provider ID to display
*
* @author Geneviève Bastien
*/
public class ScriptedTimeGraphView extends BaseDataProviderTimeGraphView {
/**
* Because colons are not allowed in secondary IDs, but can be present in
* data provider IDs, they can be replaced upstream by this string and it
* will be replaced again when getting the data provider ID.
*/
public static final String COLON = "[COLON]"; //$NON-NLS-1$
// ------------------------------------------------------------------------
// Constants
// ------------------------------------------------------------------------
/** View ID */
public static final String ID = "org.eclipse.tracecompass.incubator.scripting.ui.view.timegraph"; //$NON-NLS-1$
private @Nullable ITimeGraphDataProvider<@NonNull TimeGraphEntryModel> fProvider = null;
/**
* Constructor
*/
public ScriptedTimeGraphView() {
super(ID, new BasePresentationProvider(), ScriptedTimeGraphDataProvider.ID);
}
@Override
public void createPartControl(Composite parent) {
super.createPartControl(parent);
String title = ScriptingDataProviderManager.extractProviderName(NonNullUtils.nullToEmptyString(getProviderId()));
if (title != null) {
setPartName(title);
}
}
@Override
protected String getProviderId() {
String secondaryId = getViewSite().getSecondaryId();
if (secondaryId != null) {
return secondaryId.replace(COLON, DataProviderConstants.ID_SEPARATOR);
}
return super.getProviderId();
}
@Override
protected @NonNull Iterable<ITmfTrace> getTracesToBuild(@Nullable ITmfTrace trace) {
return Collections.singleton(trace);
}
/**
* Request of refresh of the view if the data provider has changed.
*/
public void refreshIfNeeded() {
ITmfTrace trace = getTrace();
ITimeGraphDataProvider<@NonNull TimeGraphEntryModel> dataProvider = DataProviderManager
.getInstance().getDataProvider(trace, getProviderId(), ITimeGraphDataProvider.class);
if (dataProvider != fProvider) {
rebuild();
}
}
@Override
protected void buildEntryList(@NonNull ITmfTrace trace, @NonNull ITmfTrace parentTrace, @NonNull IProgressMonitor monitor) {
ITimeGraphDataProvider<@NonNull TimeGraphEntryModel> dataProvider = DataProviderManager
.getInstance().getDataProvider(trace, getProviderId(), ITimeGraphDataProvider.class);
fProvider = dataProvider;
super.buildEntryList(trace, parentTrace, monitor);
}
}