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Correct implementation of Case.REPORT_ADDED event

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This commit is contained in:
Richard Cordovano 2015-04-30 14:14:43 -04:00
parent dccad3d1b1
commit cc19ce1b37
2 changed files with 88 additions and 1 deletions
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3
Core/src/org/sleuthkit/autopsy/casemodule/Case.java
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@ -46,6 +46,7 @@ import org.openide.util.actions.CallableSystemAction;
import org.openide.util.actions.SystemAction;
import org.openide.windows.WindowManager;
import org.sleuthkit.autopsy.casemodule.events.DataSourceAddedEvent;
import org.sleuthkit.autopsy.casemodule.events.ReportAddedEvent;
import org.sleuthkit.autopsy.casemodule.services.Services;
import org.sleuthkit.autopsy.core.UserPreferences;
import org.sleuthkit.autopsy.corecomponentinterfaces.CoreComponentControl;
@ -1260,7 +1261,7 @@ public class Case implements SleuthkitCase.ErrorObserver {
*/
public void addReport(String localPath, String srcModuleName, String reportName) throws TskCoreException {
Report report = this.db.addReport(localPath, srcModuleName, reportName);
eventPublisher.publish(new AutopsyEvent(Events.REPORT_ADDED.toString(), null, report));
eventPublisher.publish(new ReportAddedEvent(report));
}
public List<Report> getAllReports() throws TskCoreException {

86
Core/src/org/sleuthkit/autopsy/casemodule/events/ReportAddedEvent.java Normal file
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@ -0,0 +1,86 @@
/*
* Autopsy Forensic Browser
*
* Copyright 2015 Basis Technology Corp.
* Contact: carrier <at> sleuthkit <dot> org
*
* 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.sleuthkit.autopsy.casemodule.events;
import java.io.Serializable;
import java.util.List;
import java.util.logging.Level;
import org.sleuthkit.autopsy.casemodule.Case;
import org.sleuthkit.autopsy.coreutils.Logger;
import org.sleuthkit.autopsy.events.AutopsyEvent;
import org.sleuthkit.datamodel.Report;
import org.sleuthkit.datamodel.TskCoreException;
/**
* Event published when a report is added to a case.
*/
public final class ReportAddedEvent extends AutopsyEvent implements Serializable {
private static final long serialVersionUID = 1L;
private static final Logger logger = Logger.getLogger(DataSourceAddedEvent.class.getName());
private transient Report report;
/**
* Constructs an event published when a report is added to a case.
*
* @param report The data source that was added.
*/
public ReportAddedEvent(Report report) {
/**
* Putting the object id of the report into newValue to allow for lazy
* loading of the Report object.
*/
super(Case.Events.REPORT_ADDED.toString(), null, report.getId());
this.report = report;
}
/**
* Gets the data source that was added.
*
* @return The data source.
*/
@Override
public Object getNewValue() {
/**
* The report field is set in the constructor, but it is transient so it
* will become null when the event is serialized for publication over a
* network. Doing a lazy load of the Report object may save database
* round trips from other nodes since subscribers to this event are
* often not interested in the event data.
*/
if (null != report) {
return report;
}
try {
long id = (Long) super.getNewValue();
List<Report> reports = Case.getCurrentCase().getSleuthkitCase().getAllReports();
for (Report thisReport : reports) {
if (thisReport.getId() == id) {
report = thisReport;
break;
}
}
return report;
} catch (IllegalStateException | TskCoreException ex) {
logger.log(Level.SEVERE, "Error doing lazy load for remote event", ex);
return null;
}
}
}