Java Code Examples for org.eclipse.core.resources.ProjectScope#getNode()

/**
 * Given a project, return the list of active user agent IDs. The current implementation processes only the first
 * (primary) nature ID of the given project. Secondary natures may be taken into consideration at a later point in
 * time
 * 
 * @param project
 *            An {@link IProject}.
 * @return Returns an array of user agent IDs for the main mature of the given project. In case the given project is
 *         null, an empty string array is returned.
 */
public String[] getActiveUserAgentIDs(IProject project)
{
	if (project == null)
	{
		return ArrayUtil.NO_STRINGS;
	}
	// Extract the natures from the given project
	String[] natureIDs = getProjectNatures(project);

	// Look at the project-scope preferences for the active agents.
	ProjectScope scope = new ProjectScope(project);
	IEclipsePreferences node = scope.getNode(CommonEditorPlugin.PLUGIN_ID);
	if (node != null)
	{
		String agents = node.get(IPreferenceConstants.USER_AGENT_PREFERENCE, null);
		if (agents != null)
		{
			Map<String, String[]> userAgents = extractUserAgents(agents);
			return getActiveUserAgentIDs(userAgents, natureIDs);
		}
	}
	// In case we did not find any project-specific settings, use the project's nature IDs to grab the agents that
	// were set in the workspace settings.
	return getActiveUserAgentIDs(natureIDs);
}
 

/**
 * Read a setting from the project scope (higher prio) or the instance scope (lower prio) to decide if Eclipse should use its own output
 * dir or compile to the maven standard output directories.
 * 
 * Defaults to {@code false}.
 */
private boolean compileToBin(IProject project) {
	String pluginId = "org.eclipse.xtext.m2e";
	String key = "compileToBin";
	ProjectScope projectScope = new ProjectScope(project);
	IEclipsePreferences projectPreferences = projectScope.getNode(pluginId);
	String value = projectPreferences.get(key, null);
	if (value != null) {
		return "true".equals(value);
	}
	IEclipsePreferences instancePreferences = InstanceScope.INSTANCE.getNode(pluginId);
	return "true".equals(instancePreferences.get(key, "false"));
}
 

private void configureLanguage(ProjectScope projectPreferences, Language language, ProjectConfigurationRequest request) throws CoreException {
	if (language.getOutputConfigurations().isEmpty()) return;
	
	IEclipsePreferences languagePreferences = projectPreferences.getNode(language.name());
	languagePreferences.putBoolean(OptionsConfigurationBlock.isProjectSpecificPropertyKey(BuilderConfigurationBlock.PROPERTY_PREFIX), true);
	languagePreferences.putBoolean(PREF_AUTO_BUILDING, true);
	for (OutputConfiguration outputConfiguration : language.getOutputConfigurations()) {
		configureOutlet(languagePreferences, outputConfiguration, request);
	}
	try {
		languagePreferences.flush();
	} catch (BackingStoreException e) {
		throw new RuntimeException(e);
	}
}
 

private void writePreferences(OutputConfiguration configuration,
		IProject project) {
	ProjectScope projectPreferences = new ProjectScope(project);
	IEclipsePreferences languagePreferences = projectPreferences
			.getNode("org.eclipse.xtend.core.Xtend");
	languagePreferences.putBoolean(
			OptionsConfigurationBlock.isProjectSpecificPropertyKey(BuilderConfigurationBlock.PROPERTY_PREFIX), true);
	languagePreferences.putBoolean(
			getKey(configuration, INSTALL_DSL_AS_PRIMARY_SOURCE),
			configuration.isInstallDslAsPrimarySource());
	languagePreferences.putBoolean(
			getKey(configuration, HIDE_LOCAL_SYNTHETIC_VARIABLES),
			configuration.isHideSyntheticLocalVariables());
	languagePreferences.putBoolean(
			getKey(configuration, USE_OUTPUT_PER_SOURCE_FOLDER),
			true);
	for (SourceMapping sourceMapping : configuration.getSourceMappings()) {
		languagePreferences.put(
				getOutputForSourceFolderKey(configuration,
						sourceMapping.getSourceFolder()),
				Strings.nullToEmpty(sourceMapping.getOutputDirectory()));
	}

	try {
		languagePreferences.flush();
	} catch (BackingStoreException e) {
		throw new RuntimeIOException(e);
	}
}
 

/**
    * Retrieves project preference node
    * @param project 
    * @return
    */
private static IEclipsePreferences getProjectPreferences(IProject project)
   {
       if (project == null ) 
       {
           return null;
       }
       ProjectScope scope = new ProjectScope(project);
       
       
       //store.get
       
       IEclipsePreferences projectNode = scope.getNode(Activator.PLUGIN_ID);
       return projectNode;
   }
 

public boolean save(IProject project, List<IResource> items) {
	ProjectScope projectScope = getPreferenceScope(project);
	IEclipsePreferences node = projectScope.getNode(SCT_RESOURCE_NODE);

	String blacklist = getBlacklistValue(items);
	node.put(SCT_BLACKLIST_KEY, blacklist);
	try {
		node.flush();
	} catch (BackingStoreException e) {
		e.printStackTrace();
		return false;
	}
	return true;
}
 

@Override
protected boolean hasProjectSpecificOptions(IProject project)
{
	ProjectScope scope = new ProjectScope(project);
	IEclipsePreferences node = scope.getNode(CommonEditorPlugin.PLUGIN_ID);
	if (node != null)
	{
		return node.get(com.aptana.editor.common.contentassist.IPreferenceConstants.USER_AGENT_PREFERENCE, null) != null;
	}
	return false;
}