Examples with IConfigurationElement org.eclipse.core.runtime.IConfigurationElement used on opensource projects

Example 76 with IConfigurationElement

use of org.eclipse.core.runtime.IConfigurationElement in project knime-core by knime.

the class ExtensibleUtilityFactory method readRenderersFromExtensionPoint.

private void readRenderersFromExtensionPoint() {
    if (m_renderers != null) {
        return;
    }
    synchronized (m_logger) {
        if (m_renderers != null) {
            return;
        }
        Map<String, DataValueRendererFactory> renderers = new HashMap<String, DataValueRendererFactory>();
        IExtensionRegistry registry = Platform.getExtensionRegistry();
        IExtensionPoint point = registry.getExtensionPoint(EXT_POINT_ID);
        assert point != null : "Invalid extension point id: " + EXT_POINT_ID;
        String defaultRendererId = null;
        for (IExtension ext : point.getExtensions()) {
            IConfigurationElement[] elements = ext.getConfigurationElements();
            for (IConfigurationElement valueClassElement : elements) {
                String valueClassName = valueClassElement.getAttribute("valueClass");
                if (!m_valueClass.getName().equals(valueClassName)) {
                    continue;
                }
                for (IConfigurationElement rendererClassElement : valueClassElement.getChildren()) {
                    boolean suggestAsDefault = Boolean.parseBoolean(rendererClassElement.getAttribute("suggestAsDefault"));
                    try {
                        DataValueRendererFactory rendererFactory = (DataValueRendererFactory) rendererClassElement.createExecutableExtension("rendererFactoryClass");
                        renderers.put(rendererFactory.getId(), rendererFactory);
                        if (suggestAsDefault || (defaultRendererId == null)) {
                            defaultRendererId = rendererFactory.getId();
                            CORE_DEFAULT_PREFS.put(getPreferenceKey(), defaultRendererId);
                        }
                    } catch (CoreException ex) {
                        m_logger.error("Could not load registered renderer factory " + rendererClassElement.getAttribute("rendererFactoryClass") + " for " + valueClassName + " from plug-in " + valueClassElement.getNamespaceIdentifier() + ": " + ex.getMessage(), ex);
                    }
                }
            }
        }
        m_renderers = renderers;
    }
}

Example 77 with IConfigurationElement

use of org.eclipse.core.runtime.IConfigurationElement in project knime-core by knime.

the class MissingCellHandlerFactoryManager method registerExtensionPoints.

/**
 * Registers all extension point implementations.
 * @param extPointId id of the extension point
 * @param extPointAttrDf attribute of the factory class within the handler extension point
 */
protected void registerExtensionPoints(final String extPointId, final String extPointAttrDf) {
    try {
        final IExtensionRegistry registry = Platform.getExtensionRegistry();
        final IExtensionPoint point = registry.getExtensionPoint(extPointId);
        if (point == null) {
            LOGGER.error("Invalid extension point: " + extPointId);
            throw new IllegalStateException("ACTIVATION ERROR: " + " --> Invalid extension point: " + extPointId);
        }
        for (final IConfigurationElement elem : point.getConfigurationElements()) {
            final String operator = elem.getAttribute(extPointAttrDf);
            final String decl = elem.getDeclaringExtension().getUniqueIdentifier();
            if ((operator == null) || operator.isEmpty()) {
                LOGGER.error("The extension '" + decl + "' doesn't provide the required attribute '" + extPointAttrDf + "'");
                LOGGER.error("Extension " + decl + " ignored.");
                continue;
            }
            try {
                final MissingCellHandlerFactory factory = (MissingCellHandlerFactory) elem.createExecutableExtension(extPointAttrDf);
                addMissingCellHandlerFactory(factory);
            } catch (final Exception t) {
                LOGGER.error("Problems during initialization of missing value handler factory (with id '" + operator + "'.)");
                if (decl != null) {
                    LOGGER.error("Extension " + decl + " ignored.", t);
                }
            }
        }
    } catch (final Exception e) {
        LOGGER.error("Exception while registering MissingCellHandler extensions");
    }
}

Example 78 with IConfigurationElement

use of org.eclipse.core.runtime.IConfigurationElement in project knime-core by knime.

the class AbstractWizardNodeView method getAllWizardNodeViews.

/**
 * Queries extension point for additional {@link AbstractWizardNodeView} implementations.
 * @return A list with all registered view implementations.
 */
@SuppressWarnings("unchecked")
public static List<WizardNodeViewExtension> getAllWizardNodeViews() {
    List<WizardNodeViewExtension> viewExtensionList = new ArrayList<WizardNodeViewExtension>();
    IExtensionRegistry registry = Platform.getExtensionRegistry();
    IExtensionPoint point = registry.getExtensionPoint(EXT_POINT_ID);
    assert point != null : "Invalid extension point id: " + EXT_POINT_ID;
    for (IExtension ext : point.getExtensions()) {
        IConfigurationElement[] elements = ext.getConfigurationElements();
        for (IConfigurationElement viewElement : elements) {
            String viewClassName = viewElement.getAttribute("viewClass");
            String viewName = viewElement.getAttribute("name");
            String viewDesc = viewElement.getAttribute("description");
            Class<AbstractWizardNodeView<?, ?, ?>> viewClass;
            try {
                viewClass = (Class<AbstractWizardNodeView<?, ?, ?>>) Class.forName(viewClassName);
                viewExtensionList.add(new WizardNodeViewExtension(viewClass, viewName, viewDesc));
            } catch (ClassNotFoundException ex) {
                NodeLogger.getLogger(AbstractWizardNodeView.class).coding("Could not find implementation for " + viewClassName, ex);
            }
        }
    }
    return viewExtensionList;
}

Example 79 with IConfigurationElement

use of org.eclipse.core.runtime.IConfigurationElement in project knime-core by knime.

the class WebResourceController method getConfigurationFromID.

private static IConfigurationElement getConfigurationFromID(final String extensionPointId, final String configurationID, final String jsObjectID) {
    if (jsObjectID != null) {
        IExtensionRegistry registry = Platform.getExtensionRegistry();
        IConfigurationElement[] configurationElements = registry.getConfigurationElementsFor(extensionPointId);
        for (IConfigurationElement element : configurationElements) {
            if (jsObjectID.equals(element.getAttribute(configurationID))) {
                return element;
            }
        }
    }
    return null;
}

Example 80 with IConfigurationElement

use of org.eclipse.core.runtime.IConfigurationElement in project bndtools by bndtools.

the class PluginsPart method doEdit.

void doEdit() {
    HeaderClause header = (HeaderClause) ((IStructuredSelection) viewer.getSelection()).getFirstElement();
    if (header != null) {
        Attrs copyOfProperties = new Attrs(header.getAttribs());
        IConfigurationElement configElem = configElements.get(header.getName());
        PluginEditWizard wizard = new PluginEditWizard(configElem, copyOfProperties);
        WizardDialog dialog = new WizardDialog(getManagedForm().getForm().getShell(), wizard);
        if (dialog.open() == Window.OK && wizard.isChanged()) {
            header.getAttribs().clear();
            header.getAttribs().putAll(copyOfProperties);
            viewer.update(header, null);
            markDirty();
        }
    }
}