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

Example 26 with IExtensionRegistry

use of org.eclipse.core.runtime.IExtensionRegistry 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 27 with IExtensionRegistry

use of org.eclipse.core.runtime.IExtensionRegistry in project yamcs-studio by yamcs.

the class SimplePVLayer method createPVFactory.

private static AbstractPVFactory createPVFactory(String pvFactoryID) throws CoreException {
    IExtensionRegistry extReg = Platform.getExtensionRegistry();
    IConfigurationElement[] confElements = extReg.getConfigurationElementsFor(EXTPOINT_PVFACTORY);
    for (IConfigurationElement element : confElements) {
        String name = element.getAttribute("id");
        if (name.equals(pvFactoryID)) {
            Object object = element.createExecutableExtension("class");
            if (object instanceof AbstractPVFactory) {
                return (AbstractPVFactory) object;
            }
        }
    }
    return null;
}

Example 28 with IExtensionRegistry

use of org.eclipse.core.runtime.IExtensionRegistry in project yamcs-studio by yamcs.

the class WidgetsService method loadAllWidgets.

/**
 * Load all widgets information from extensions.
 */
private void loadAllWidgets() {
    IExtensionRegistry extReg = Platform.getExtensionRegistry();
    IConfigurationElement[] confElements = extReg.getConfigurationElementsFor(OPIBuilderPlugin.EXTPOINT_WIDGET);
    List<IConfigurationElement> boyElements = new LinkedList<IConfigurationElement>();
    List<IConfigurationElement> otherElements = new LinkedList<IConfigurationElement>();
    // Sort elements. opibuilder.widgets should always appear first.
    for (IConfigurationElement element : confElements) {
        if (element.getContributor().getName().equals(BOY_WIDGETS_PLUGIN_NAME))
            boyElements.add(element);
        else
            otherElements.add(element);
    }
    boyElements.addAll(otherElements);
    for (IConfigurationElement element : boyElements) {
        // $NON-NLS-1$
        String typeId = element.getAttribute("typeId");
        // $NON-NLS-1$
        String name = element.getAttribute("name");
        // $NON-NLS-1$
        String icon = element.getAttribute("icon");
        // //$NON-NLS-1$
        String onlineHelpHtml = element.getAttribute("onlineHelpHtml");
        String pluginId = element.getDeclaringExtension().getNamespaceIdentifier();
        String description = element.getAttribute("description");
        if (description == null || description.trim().length() == 0) {
            description = "";
        }
        String category = element.getAttribute("category");
        if (category == null || category.trim().length() == 0) {
            category = DEFAULT_CATEGORY;
        }
        if (typeId != null) {
            List<String> list = allCategoriesMap.get(category);
            if (list == null) {
                list = new ArrayList<String>();
                allCategoriesMap.put(category, list);
            }
            // ensure no duplicates in the widgets palette
            if (!list.contains(typeId))
                list.add(typeId);
            allWidgetDescriptorsMap.put(typeId, new WidgetDescriptor(element, typeId, name, description, icon, category, pluginId, onlineHelpHtml));
        }
    }
// sort the widget in the categories
// for(List<String> list : allCategoriesMap.values())
// Collections.sort(list);
}

Example 29 with IExtensionRegistry

use of org.eclipse.core.runtime.IExtensionRegistry in project tdi-studio-se by Talend.

the class DBTreeActionGroup method getContextActions.

/**
     * Loop through all extensions and add the appropriate actions.
     * 
     * Actions are selected by database product name, node type and
     * availability.
     * 
     * @param nodes currently selected nodes
     * @return array of actions
     */
//$NON-NLS-1$
@SuppressWarnings("unchecked")
private IAction[] getContextActions(INode[] nodes) {
    String databaseProductName = nodes[0].getSession().getRoot().getDatabaseProductName().toLowerCase().trim();
    String nodeType = nodes[0].getType().toLowerCase().trim();
    List actions = new ArrayList();
    IExtensionRegistry registry = Platform.getExtensionRegistry();
    //$NON-NLS-1$ //$NON-NLS-2$
    IExtensionPoint point = registry.getExtensionPoint("net.sourceforge.sqlexplorer", "nodeContextAction");
    IExtension[] extensions = point.getExtensions();
    for (int i = 0; i < extensions.length; i++) {
        IExtension e = extensions[i];
        IConfigurationElement[] ces = e.getConfigurationElements();
        for (int j = 0; j < ces.length; j++) {
            try {
                boolean isValidProduct = false;
                boolean isValidNodeType = false;
                //$NON-NLS-1$
                String id = ces[j].getAttribute("id");
                //$NON-NLS-1$ //$NON-NLS-2$
                String[] validProducts = ces[j].getAttribute("database-product-name").split(",");
                //$NON-NLS-1$ //$NON-NLS-2$
                String[] validNodeTypes = ces[j].getAttribute("node-type").split(",");
                //$NON-NLS-1$
                String imagePath = ces[j].getAttribute("icon");
                // check if action is valid for current database product
                for (int k = 0; k < validProducts.length; k++) {
                    String product = validProducts[k].toLowerCase().trim();
                    if (product.length() == 0) {
                        continue;
                    }
                    if (product.equals("*")) {
                        //$NON-NLS-1$
                        isValidProduct = true;
                        break;
                    }
                    //$NON-NLS-1$
                    String regex = TextUtil.replaceChar(product, '*', ".*");
                    if (databaseProductName.matches(regex)) {
                        isValidProduct = true;
                        break;
                    }
                }
                if (!isValidProduct) {
                    continue;
                }
                // check if action is valid for current node type
                for (int k = 0; k < validNodeTypes.length; k++) {
                    String type = validNodeTypes[k].toLowerCase().trim();
                    if (type.length() == 0) {
                        continue;
                    }
                    if (type.equals("*")) {
                        //$NON-NLS-1$
                        isValidNodeType = true;
                        break;
                    }
                    //$NON-NLS-1$
                    String regex = TextUtil.replaceChar(type, '*', ".*");
                    if (nodeType.matches(regex)) {
                        isValidNodeType = true;
                        break;
                    }
                }
                if (!isValidNodeType) {
                    continue;
                }
                // check if the action thinks it is suitable..
                //$NON-NLS-1$
                AbstractDBTreeContextAction action = (AbstractDBTreeContextAction) ces[j].createExecutableExtension("class");
                action.setSelectedNodes(nodes);
                action.setTreeViewer(pTreeViewer);
                action.setView(pView);
                String fragmentId = id.substring(0, id.indexOf('.', END_INDEX));
                if (imagePath != null && imagePath.trim().length() != 0) {
                    action.setImageDescriptor(ImageUtil.getFragmentDescriptor(fragmentId, imagePath));
                }
                if (action.isAvailable()) {
                    actions.add(action);
                }
            } catch (Throwable ex) {
                //$NON-NLS-1$
                SqlBuilderPlugin.log(Messages.getString("DBTreeActionGroup.logMessage"), ex);
            }
        }
    }
    return (IAction[]) actions.toArray(new IAction[] {});
}

Example 30 with IExtensionRegistry

use of org.eclipse.core.runtime.IExtensionRegistry in project tdi-studio-se by Talend.

the class SchemaNode method findExtensionNode.

/**
     * Location extenstion nodes for a given tableType.
     * 
     * @param tableType for which to find extension node
     * @return INode or null if no extensions found
     */
private INode findExtensionNode(String tableType) {
    String databaseProductName = getSession().getRoot().getDatabaseProductName().toLowerCase().trim();
    IExtensionRegistry registry = Platform.getExtensionRegistry();
    //$NON-NLS-1$ //$NON-NLS-2$
    IExtensionPoint point = registry.getExtensionPoint("net.sourceforge.sqlexplorer", "node");
    IExtension[] extensions = point.getExtensions();
    for (int i = 0; i < extensions.length; i++) {
        IExtension e = extensions[i];
        IConfigurationElement[] ces = e.getConfigurationElements();
        for (int j = 0; j < ces.length; j++) {
            try {
                // include only nodes that are attachted to the schema
                // node..
                //$NON-NLS-1$
                String parent = ces[j].getAttribute("parent-node");
                if (parent.indexOf("schema") == -1) {
                    //$NON-NLS-1$
                    continue;
                }
                boolean isValidProduct = false;
                //$NON-NLS-1$ //$NON-NLS-2$
                String[] validProducts = ces[j].getAttribute("database-product-name").split(",");
                // include only nodes valid for this database
                for (int k = 0; k < validProducts.length; k++) {
                    String product = validProducts[k].toLowerCase().trim();
                    if (product.length() == 0) {
                        continue;
                    }
                    if (product.equals("*")) {
                        //$NON-NLS-1$
                        isValidProduct = true;
                        break;
                    }
                    //$NON-NLS-1$
                    String regex = TextUtil.replaceChar(product, '*', ".*");
                    if (databaseProductName.matches(regex)) {
                        isValidProduct = true;
                        break;
                    }
                }
                if (!isValidProduct) {
                    continue;
                }
                // check if it is the correct type
                //$NON-NLS-1$
                String type = ces[j].getAttribute("table-type").trim();
                if (!type.equalsIgnoreCase(tableType)) {
                    continue;
                }
                //$NON-NLS-1$
                AbstractNode childNode = (AbstractNode) ces[j].createExecutableExtension("class");
                childNode.setParent(this);
                childNode.setSession(psessionNode);
                return childNode;
            } catch (Throwable ex) {
                //$NON-NLS-1$
                SqlBuilderPlugin.log(Messages.getString("SchemaNode.logMessage2"), ex);
            }
        }
    }
    return null;
}