/*
* ARX: Powerful Data Anonymization
* Copyright 2012 - 2017 Fabian Prasser, Florian Kohlmayer and contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.deidentifier.arx.gui.view.impl.utility;
import org.deidentifier.arx.aggregates.StatisticsBuilderInterruptible;
import org.deidentifier.arx.aggregates.StatisticsSummary;
import org.deidentifier.arx.gui.Controller;
import org.deidentifier.arx.gui.model.ModelEvent.ModelPart;
import org.deidentifier.arx.gui.resources.Resources;
import org.deidentifier.arx.gui.view.SWTUtil;
import org.deidentifier.arx.gui.view.impl.common.ClipboardHandlerTable;
import org.deidentifier.arx.gui.view.impl.common.async.Analysis;
import org.deidentifier.arx.gui.view.impl.common.async.AnalysisContext;
import org.deidentifier.arx.gui.view.impl.common.async.AnalysisManager;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.TableColumn;
import org.eclipse.swt.widgets.TableItem;
import de.linearbits.swt.table.DynamicTable;
import de.linearbits.swt.table.DynamicTableColumn;
/**
* This view displays summary statistics.
*
* @author Fabian Prasser
*/
public class ViewStatisticsSummaryTable extends ViewStatistics<AnalysisContextDistribution> {
/** View */
private Composite root;
/** View */
private DynamicTable table;
/** Internal stuff. */
private AnalysisManager manager;
/**
* Creates a new instance.
*
* @param parent
* @param controller
* @param target
* @param reset
*/
public ViewStatisticsSummaryTable(final Composite parent,
final Controller controller,
final ModelPart target,
final ModelPart reset) {
super(parent, controller, target, reset, true);
this.manager = new AnalysisManager(parent.getDisplay());
}
@Override
public LayoutUtility.ViewUtilityType getType() {
return LayoutUtility.ViewUtilityType.SUMMARY;
}
/**
* Creates a table item
* @param key
* @param value
*/
private void createItem(String key,
String value) {
TableItem item = new TableItem(table, SWT.NONE);
item.setText(0, key);
item.setText(1, value);
}
@Override
protected Control createControl(Composite parent) {
this.root = new Composite(parent, SWT.NONE);
this.root.setLayout(new FillLayout());
this.table = SWTUtil.createTableDynamic(root, SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL | SWT.FULL_SELECTION);
this.table.setHeaderVisible(true);
this.table.setLinesVisible(true);
this.table.setMenu(new ClipboardHandlerTable(table).getMenu());
DynamicTableColumn c = new DynamicTableColumn(table, SWT.LEFT);
c.setWidth("50%", "100px"); //$NON-NLS-1$ //$NON-NLS-2$
c.setText(Resources.getMessage("SummaryStatistics.0")); //$NON-NLS-1$
c = new DynamicTableColumn(table, SWT.LEFT);
c.setWidth("50%", "100px"); //$NON-NLS-1$ //$NON-NLS-2$
c.setText(Resources.getMessage("SummaryStatistics.1")); //$NON-NLS-1$
for (final TableColumn col : table.getColumns()) {
col.pack();
}
SWTUtil.createGenericTooltip(table);
return root;
}
@Override
protected AnalysisContextDistribution createViewConfig(AnalysisContext context) {
return new AnalysisContextDistribution(context);
}
@Override
protected void doReset() {
root.setRedraw(false);
if (this.manager != null) {
this.manager.stop();
}
for (final TableItem i : table.getItems()) {
i.dispose();
}
root.setRedraw(true);
setStatusEmpty();
}
@Override
protected void doUpdate(AnalysisContextDistribution context) {
// The statistics builder
final StatisticsBuilderInterruptible builder = context.handle.getStatistics().getInterruptibleInstance();
final String attribute = context.attribute;
// Create an analysis
Analysis analysis = new Analysis(){
private boolean stopped = false;
private StatisticsSummary<?> summary;
@Override
public int getProgress() {
return 0;
}
@Override
public void onError() {
setStatusEmpty();
}
@Override
public void onFinish() {
// Check
if (stopped || !isEnabled()) {
return;
}
// Now update the table
table.setRedraw(false);
table.removeAll();
createItem(Resources.getMessage("SummaryStatistics.13"), String.valueOf(summary.getScale())); //$NON-NLS-1$
createItem(Resources.getMessage("SummaryStatistics.12"), String.valueOf(summary.getNumberOfMeasuresAsString())); //$NON-NLS-1$
createItem(Resources.getMessage("SummaryStatistics.15"), String.valueOf(summary.getNumberOfDistinctValuesAsString())); //$NON-NLS-1$
if (summary.isModeAvailable()) createItem(Resources.getMessage("SummaryStatistics.2"), summary.getModeAsString()); //$NON-NLS-1$
if (summary.isMedianAvailable()) createItem(Resources.getMessage("SummaryStatistics.3"), summary.getMedianAsString()); //$NON-NLS-1$
if (summary.isMinAvailable()) createItem(Resources.getMessage("SummaryStatistics.4"), summary.getMinAsString()); //$NON-NLS-1$
if (summary.isMaxAvailable()) createItem(Resources.getMessage("SummaryStatistics.5"), summary.getMaxAsString()); //$NON-NLS-1$
if (summary.isArithmeticMeanAvailable()) createItem(Resources.getMessage("SummaryStatistics.6"), summary.getArithmeticMeanAsString()); //$NON-NLS-1$
if (summary.isSampleVarianceAvailable()) createItem(Resources.getMessage("SummaryStatistics.7"), summary.getSampleVarianceAsString()); //$NON-NLS-1$
if (summary.isPopulationVarianceAvailable()) createItem(Resources.getMessage("SummaryStatistics.8"), summary.getPopulationVarianceAsString()); //$NON-NLS-1$
if (summary.isStdDevAvailable()) createItem(Resources.getMessage("SummaryStatistics.14"), summary.getStdDevAsString()); //$NON-NLS-1$
if (summary.isRangeAvailable()) createItem(Resources.getMessage("SummaryStatistics.9"), summary.getRangeAsString()); //$NON-NLS-1$
if (summary.isKurtosisAvailable()) createItem(Resources.getMessage("SummaryStatistics.10"), summary.getKurtosisAsString()); //$NON-NLS-1$
if (summary.isGeometricMeanAvailable()) createItem(Resources.getMessage("SummaryStatistics.11"), summary.getGeometricMeanAsString()); //$NON-NLS-1$
table.setRedraw(true);
setStatusDone();
}
@Override
public void onInterrupt() {
if (!isEnabled()) {
setStatusEmpty();
} else {
setStatusWorking();
}
}
@Override
public void run() throws InterruptedException {
// Timestamp
long time = System.currentTimeMillis();
// Perform work
// TODO: This view computes the statistics for all attributes, each time the selected attribute is changed
// TODO: This is done because of list-wise deletion, could be implemented more efficient anyways, however
boolean listwiseDeletion = getModel() != null ? getModel().getUseListwiseDeletion() : true;
this.summary = builder.getSummaryStatistics(listwiseDeletion).get(attribute);
// Our users are patient
while (System.currentTimeMillis() - time < MINIMAL_WORKING_TIME && !stopped){
Thread.sleep(10);
}
}
@Override
public void stop() {
builder.interrupt();
this.stopped = true;
}
};
this.manager.start(analysis);
}
/**
* Is an analysis running
*/
protected boolean isRunning() {
return manager != null && manager.isRunning();
}
}