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add property change listener

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This commit is contained in:
Greg DiCristofaro 2020-03-09 10:22:51 -04:00
parent 50c7ddb1a6
commit c63bfaf72e
2 changed files with 28 additions and 27 deletions
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24
Core/src/org/sleuthkit/autopsy/centralrepository/datamodel/CentralRepoDbManager.java
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@ -18,6 +18,8 @@
*/ */
package org.sleuthkit.autopsy.centralrepository.datamodel; package org.sleuthkit.autopsy.centralrepository.datamodel;
import java.beans.PropertyChangeListener;
import java.beans.PropertyChangeSupport;
import java.io.File; import java.io.File;
import java.sql.SQLException; import java.sql.SQLException;
import java.util.logging.Level; import java.util.logging.Level;
@ -39,16 +41,38 @@ public class CentralRepoDbManager {
private static volatile CentralRepoDbChoice savedChoice = null; private static volatile CentralRepoDbChoice savedChoice = null;
private static final PropertyChangeSupport propertyChangeSupport = new PropertyChangeSupport(CentralRepoDbManager.class);
/** /**
* Save the selected platform to the config file. * Save the selected platform to the config file.
*/ */
public static synchronized CentralRepoDbChoice saveDbChoice(CentralRepoDbChoice choice) { public static synchronized CentralRepoDbChoice saveDbChoice(CentralRepoDbChoice choice) {
CentralRepoDbChoice newChoice = (choice == null) ? CentralRepoDbChoice.DISABLED : choice; CentralRepoDbChoice newChoice = (choice == null) ? CentralRepoDbChoice.DISABLED : choice;
CentralRepoDbChoice oldChoice = savedChoice;
savedChoice = newChoice; savedChoice = newChoice;
ModuleSettings.setConfigSetting("CentralRepository", "db.selectedPlatform", newChoice.getSettingKey()); ModuleSettings.setConfigSetting("CentralRepository", "db.selectedPlatform", newChoice.getSettingKey());
propertyChangeSupport.firePropertyChange("savedChoice", oldChoice, newChoice);
return newChoice; return newChoice;
} }
/**
* adds a property change listener
* NOTE: currently only listening for changes in currently saved db choice
*
* @param listener the listener for the event
*/
public static void addPropertyChangeListener(PropertyChangeListener listener) {
propertyChangeSupport.addPropertyChangeListener(listener);
}
/**
* removes a propert change listener
* @param listener the listener to remove
*/
public static void removePropertyChangeListener(PropertyChangeListener listener) {
propertyChangeSupport.removePropertyChangeListener(listener);
}
/** /**
* Load the selectedPlatform boolean from the config file, if it is set. * Load the selectedPlatform boolean from the config file, if it is set.
*/ */

27
Core/src/org/sleuthkit/autopsy/centralrepository/optionspanel/GlobalSettingsPanel.java
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@ -51,25 +51,6 @@ import java.util.logging.Level;
@SuppressWarnings("PMD.SingularField") // UI widgets cause lots of false positives @SuppressWarnings("PMD.SingularField") // UI widgets cause lots of false positives
public final class GlobalSettingsPanel extends IngestModuleGlobalSettingsPanel implements OptionsPanel { public final class GlobalSettingsPanel extends IngestModuleGlobalSettingsPanel implements OptionsPanel {
/**
* listener to handle when settings change and an instance of this class needs to be notified.
*/
private interface OnSettingsChangeListener {
void onSettingsChange();
}
private static OnSettingsChangeListener listener = null;
private static void onSettingsChange() {
if (listener != null)
listener.onSettingsChange();
}
private static void setSettingsChangeListener(OnSettingsChangeListener newListener) {
listener = newListener;
}
private static final long serialVersionUID = 1L; private static final long serialVersionUID = 1L;
private static final Logger logger = Logger.getLogger(GlobalSettingsPanel.class.getName()); private static final Logger logger = Logger.getLogger(GlobalSettingsPanel.class.getName());
private static final Set<IngestManager.IngestJobEvent> INGEST_JOB_EVENTS_OF_INTEREST = EnumSet.of(IngestManager.IngestJobEvent.STARTED, IngestManager.IngestJobEvent.CANCELLED, IngestManager.IngestJobEvent.COMPLETED); private static final Set<IngestManager.IngestJobEvent> INGEST_JOB_EVENTS_OF_INTEREST = EnumSet.of(IngestManager.IngestJobEvent.STARTED, IngestManager.IngestJobEvent.CANCELLED, IngestManager.IngestJobEvent.COMPLETED);
@ -83,8 +64,8 @@ public final class GlobalSettingsPanel extends IngestModuleGlobalSettingsPanel i
public GlobalSettingsPanel() { public GlobalSettingsPanel() {
ingestJobEventListener = new IngestJobEventPropertyChangeListener(); ingestJobEventListener = new IngestJobEventPropertyChangeListener();
// most recently created panel will receive update events // listen for change events in currently saved choice
GlobalSettingsPanel.setSettingsChangeListener(() -> ingestStateUpdated(Case.isCaseOpen())); CentralRepoDbManager.addPropertyChangeListener((PropertyChangeEvent evt) -> ingestStateUpdated(Case.isCaseOpen()));
initComponents(); initComponents();
customizeComponents(); customizeComponents();
addIngestJobEventsListener(); addIngestJobEventsListener();
@ -222,8 +203,6 @@ public final class GlobalSettingsPanel extends IngestModuleGlobalSettingsPanel i
else if (JOptionPane.NO_OPTION == result) { else if (JOptionPane.NO_OPTION == result) {
invokeCrChoice(parent, CentralRepoDbChoice.POSTGRESQL_CUSTOM); invokeCrChoice(parent, CentralRepoDbChoice.POSTGRESQL_CUSTOM);
} }
GlobalSettingsPanel.onSettingsChange();
} }
@ -232,13 +211,11 @@ public final class GlobalSettingsPanel extends IngestModuleGlobalSettingsPanel i
boolean successful = EamDbSettingsDialog.testStatusAndCreate(parent, new CentralRepoDbManager()); boolean successful = EamDbSettingsDialog.testStatusAndCreate(parent, new CentralRepoDbManager());
if (successful) { if (successful) {
updateDatabase(parent); updateDatabase(parent);
onSettingsChange();
} }
else { else {
// disable central repository // disable central repository
CentralRepoDbUtil.setUseCentralRepo(false); CentralRepoDbUtil.setUseCentralRepo(false);
CentralRepoDbManager.saveDbChoice(CentralRepoDbChoice.DISABLED); CentralRepoDbManager.saveDbChoice(CentralRepoDbChoice.DISABLED);
GlobalSettingsPanel.onSettingsChange();
} }
}); });
} }