Java Code Examples for org.osgi.service.prefs.Preferences#node()

@Override
public Preferences node(String path) {
  if (path.endsWith("/")) {
    if (!"/".equals(path)) {
      throw new IllegalArgumentException("Path can't end with /");
    }
  }
  if (path.startsWith("/")) {
    if (myParent != null) {
      return myParent.node(path);
    }
    path = path.substring(1);
  }
  if ("".equals(path)) {
    return this;
  }
  int firstSlash = path.indexOf('/');
  String prefix = firstSlash == -1 ? path : path.substring(0, firstSlash);
  String suffix = firstSlash == -1 ? "" : path.substring(firstSlash + 1);
  Preferences child = myChildren.get(prefix);
  if (child == null) {
    child = createChild(prefix);
  }
  return child.node(suffix);
}
 

public ExportFileWizardImpl(UIFacade uiFacade, IGanttProject project, Preferences pluginPreferences) {
  super(uiFacade, language.getText("exportWizard.dialog.title"));
  final Preferences exportNode = pluginPreferences.node("/instance/net.sourceforge.ganttproject/export");
  myProject = project;
  myState = new State();
  myState.myPublishInWebOption.setValue(exportNode.getBoolean("publishInWeb", false));
  myState.myPublishInWebOption.addChangeValueListener(new ChangeValueListener() {
    @Override
    public void changeValue(ChangeValueEvent event) {
      exportNode.putBoolean("publishInWeb", myState.myPublishInWebOption.getValue());
    }
  });
  if (ourExporters == null) {
    ourExporters = PluginManager.getExporters();
  }
  myState.setExporter(ourLastSelectedExporter == null ? ourExporters.get(0) : ourLastSelectedExporter);
  for (Exporter e : ourExporters) {
    e.setContext(project, uiFacade, pluginPreferences);
  }
  addPage(new ExporterChooserPage(ourExporters, myState));
  addPage(new FileChooserPage(myState, myProject, this, exportNode));
}
 

public IEclipsePreferences preApply(IEclipsePreferences node) {
	// the node does not need to be the root of the hierarchy
	Preferences root = node.node("/"); //$NON-NLS-1$
	try {
		// we must not create empty preference nodes, so first check if the node exists
		if (root.nodeExists(InstanceScope.SCOPE)) {
			Preferences instance = root.node(InstanceScope.SCOPE);
			// we must not create empty preference nodes, so first check if the node exists
			if (instance.nodeExists(JavaCore.PLUGIN_ID)) {
				cleanJavaCore(instance.node(JavaCore.PLUGIN_ID));
			}
		}
	} catch (BackingStoreException e) {
		// do nothing
	}
	return super.preApply(node);
}
 

public static void addDefaults() {
	Preferences rulePreferences = InstanceScope.INSTANCE.getNode(de.cognicrypt.core.Activator.PLUGIN_ID);
	String[] listOfNodes;
	try {
		listOfNodes = rulePreferences.childrenNames();
		if (listOfNodes.length == 0) {
			Section ini = Utils.getConfig().get(Constants.INI_URL_HEADER);
			List<Ruleset> listOfRulesets = new ArrayList<Ruleset>() {
		 		private static final long serialVersionUID = 1L;
		 		{
		 			add(new Ruleset(ini.get(Constants.INI_JCA_NEXUS), true));
		 			add(new Ruleset(ini.get(Constants.INI_BC_NEXUS)));
		 			add(new Ruleset(ini.get(Constants.INI_TINK_NEXUS)));
		 			add(new Ruleset(ini.get(Constants.INI_BCJCA_NEXUS)));
		 		}
		 	};
		 	for (Iterator<Ruleset> itr = listOfRulesets.iterator(); itr.hasNext();) {
	 			Ruleset ruleset = (Ruleset) itr.next();
	
	 			Preferences subPref = rulePreferences.node(ruleset.getFolderName());
	 			subPref.putBoolean("CheckboxState", ruleset.isChecked());
	 			subPref.put("FolderName", ruleset.getFolderName());
	 			subPref.put("SelectedVersion", ruleset.getSelectedVersion());
	 			subPref.put("Url", ruleset.getUrl());
	 		}
		}
	} catch (BackingStoreException e) {
		Activator.getDefault().logError(e);
	}
}
 

@Override
public void setContext(IGanttProject project, UIFacade uiFacade, Preferences preferences) {
  super.setContext(project, uiFacade, preferences);
  final Preferences node = preferences.node("/instance/net.sourceforge.ganttproject/import");
  myMergeResourcesOption.lock();
  myMergeResourcesOption.loadPersistentValue(node.get(myMergeResourcesOption.getID(),
      HumanResourceMerger.MergeResourcesOption.BY_ID));
  myMergeResourcesOption.commit();
  myMergeResourcesOption.addChangeValueListener(new ChangeValueListener() {
    @Override
    public void changeValue(ChangeValueEvent event) {
      node.put(myMergeResourcesOption.getID(), String.valueOf(event.getNewValue()));
    }
  });
}