private static void netxsurgery() throws Exception { /* Force off NetX codebase classloading. */ Class<?> nxc; try { nxc = Class.forName("net.sourceforge.jnlp.runtime.JNLPClassLoader"); } catch (ClassNotFoundException e1) { try { nxc = Class.forName("netx.jnlp.runtime.JNLPClassLoader"); } catch (ClassNotFoundException e2) { throw (new Exception("No known NetX on classpath")); } } ClassLoader cl = MainFrame.class.getClassLoader(); if (!nxc.isInstance(cl)) { throw (new Exception("Not running from a NetX classloader")); } Field cblf, lf; try { cblf = nxc.getDeclaredField("codeBaseLoader"); lf = nxc.getDeclaredField("loaders"); } catch (NoSuchFieldException e) { throw (new Exception("JNLPClassLoader does not conform to its known structure")); } cblf.setAccessible(true); lf.setAccessible(true); Set<Object> loaders = new HashSet<Object>(); Stack<Object> open = new Stack<Object>(); open.push(cl); while (!open.empty()) { Object cur = open.pop(); if (loaders.contains(cur)) continue; loaders.add(cur); Object curl; try { curl = lf.get(cur); } catch (IllegalAccessException e) { throw (new Exception("Reflection accessibility not available even though set")); } for (int i = 0; i < Array.getLength(curl); i++) { Object other = Array.get(curl, i); if (nxc.isInstance(other)) open.push(other); } } for (Object cur : loaders) { try { cblf.set(cur, null); } catch (IllegalAccessException e) { throw (new Exception("Reflection accessibility not available even though set")); } } }
/** * Set the object to be edited. * * @param value The object to be edited. */ public void setObject(Object value) { if (!(_type.isInstance(value))) { throw new IllegalArgumentException(value.getClass() + " is not of type " + _type); } _value = value; // Disable event generation. _squelchChangeEvents = true; // Iterate over each property, doing a lookup on the associated editor // and setting the editor's value to the value of the property. Iterator it = _prop2Editor.keySet().iterator(); while (it.hasNext()) { PropertyDescriptor desc = (PropertyDescriptor) it.next(); PropertyEditor editor = (PropertyEditor) _prop2Editor.get(desc); Method reader = desc.getReadMethod(); if (reader != null) { try { Object val = reader.invoke(_value, null); editor.setValue(val); } catch (IllegalAccessException ex) { ex.printStackTrace(); } catch (InvocationTargetException ex) { ex.getTargetException().printStackTrace(); } } } // Enable event generation. _squelchChangeEvents = false; }
private void checkForEmptyAndDuplicatedNames( MyNode rootNode, String prefix, String title, Class<? extends NamedConfigurable> configurableClass, boolean recursively) throws ConfigurationException { final Set<String> names = new HashSet<String>(); for (int i = 0; i < rootNode.getChildCount(); i++) { final MyNode node = (MyNode) rootNode.getChildAt(i); final NamedConfigurable scopeConfigurable = node.getConfigurable(); if (configurableClass.isInstance(scopeConfigurable)) { final String name = scopeConfigurable.getDisplayName(); if (name.trim().length() == 0) { selectNodeInTree(node); throw new ConfigurationException("Name should contain non-space characters"); } if (names.contains(name)) { final NamedConfigurable selectedConfigurable = getSelectedConfigurable(); if (selectedConfigurable == null || !Comparing.strEqual(selectedConfigurable.getDisplayName(), name)) { selectNodeInTree(node); } throw new ConfigurationException( CommonBundle.message("smth.already.exist.error.message", prefix, name), title); } names.add(name); } if (recursively) { checkForEmptyAndDuplicatedNames(node, prefix, title, configurableClass, true); } } }
@SuppressWarnings("unchecked") @Nullable public static <T> T getToolWindowElement( @NotNull Class<T> clazz, @NotNull Project project, @NotNull DataKey<T> key, @NotNull ProjectSystemId externalSystemId) { if (project.isDisposed() || !project.isOpen()) { return null; } final ToolWindowManager toolWindowManager = ToolWindowManager.getInstance(project); if (toolWindowManager == null) { return null; } final ToolWindow toolWindow = ensureToolWindowContentInitialized(project, externalSystemId); if (toolWindow == null) { return null; } final ContentManager contentManager = toolWindow.getContentManager(); if (contentManager == null) { return null; } for (Content content : contentManager.getContents()) { final JComponent component = content.getComponent(); if (component instanceof DataProvider) { final Object data = ((DataProvider) component).getData(key.getName()); if (data != null && clazz.isInstance(data)) { return (T) data; } } } return null; }
private static boolean shouldIgnoreAction(@NotNull AnAction action) { for (Class<?> actionType : IGNORED_CONSOLE_ACTION_TYPES) { if (actionType.isInstance(action)) { return true; } } return false; }
public static <T> T assertInstanceOf(Object o, Class<T> aClass) { Assert.assertNotNull("Expected instance of: " + aClass.getName() + " actual: " + null, o); Assert.assertTrue( "Expected instance of: " + aClass.getName() + " actual: " + o.getClass().getName(), aClass.isInstance(o)); @SuppressWarnings("unchecked") T t = (T) o; return t; }
/** * Removes the property of the given type. * * @return The property that was just removed. * @since 1.279 */ public <T extends JobProperty> T removeProperty(Class<T> clazz) throws IOException { for (JobProperty<? super JobT> p : properties) { if (clazz.isInstance(p)) { removeProperty(p); return clazz.cast(p); } } return null; }
private Set<Object> doFilter(Set<Object> elements) { Set<Object> result = new LinkedHashSet<Object>(); for (Object o : elements) { if (myElementClass.isInstance(o) && getFilter().isAccepted((T) o)) { result.add(o); } } return result; }
public <T> T getUserData(final Class<T> userDataClass) { if (myUserData != null) { for (Object o : myUserData) { if (userDataClass.isInstance(o)) { //noinspection unchecked return (T) o; } } } return null; }
public static Component findFirstComponentOfType(Component component, Class nowClass) { if (nowClass.isInstance(component)) return component; if (component instanceof Container) { Container container = (Container) component; for (int i = 0; i < container.getComponentCount(); i++) { Component firstComponent = findFirstComponentOfType(container.getComponent(i), nowClass); if (firstComponent != null) return firstComponent; } } return null; }
/** Return the control based on a control type for the PlugIn. */ public Object getControl(String controlType) { try { Class cls = Class.forName(controlType); Object cs[] = getControls(); for (int i = 0; i < cs.length; i++) { if (cls.isInstance(cs[i])) return cs[i]; } return null; } catch (Exception e) { // no such controlType or such control return null; } }
@Nullable public InnerSearchableConfigurable findSubConfigurable(@NotNull final Class pageClass) { if (mySubPanelFactories == null) { buildConfigurables(); } for (Map.Entry<ColorAndFontPanelFactory, InnerSearchableConfigurable> entry : mySubPanelFactories.entrySet()) { if (pageClass.isInstance(entry.getValue().createPanel().getSettingsPage())) { return entry.getValue(); } } return null; }
private static boolean isWindows(LookAndFeel laf) { if (laf.getID() == "Windows") { return true; } if (!checkedForWindows) { try { WINDOWS_CLASS = Class.forName("com.sun.java.swing.plaf.windows.WindowsLookAndFeel"); } catch (ClassNotFoundException e) { } checkedForWindows = true; } return (WINDOWS_CLASS != null && WINDOWS_CLASS.isInstance(laf)); }
/** * Convenience method for searching above the given component in the component hierarchy and * returns the first object of the given type it finds, or <code>null</code> if no such parent was * found. * * <p>The reason this method exists is for tidyness of the calling code, as no longer a explicit * cast is needed. * * @param aType the type of the parent to find, cannot be <code>null</code>; * @param aComponent the component to search in the hierarchy, cannot be <code>null</code>. * @return the requested ancestor, or <code>null</code> if not found. * @see SwingUtilities#getAncestorOfClass(Class, Component) */ @SuppressWarnings("unchecked") public static <T> T getAncestorOfClass(final Class<T> aType, final Component aComponent) { if ((aComponent == null) || (aType == null)) { return null; } Container parent = aComponent.getParent(); while ((parent != null) && !(aType.isInstance(parent))) { parent = parent.getParent(); } return (T) parent; }
@NotNull public static <T> List<T> collectSelectedObjectsOfType(JTree tree, Class<T> clazz) { final TreePath[] selections = tree.getSelectionPaths(); if (selections != null) { final ArrayList<T> result = new ArrayList<T>(); for (TreePath selection : selections) { final DefaultMutableTreeNode node = (DefaultMutableTreeNode) selection.getLastPathComponent(); final Object userObject = node.getUserObject(); if (clazz.isInstance(userObject)) { //noinspection unchecked result.add((T) userObject); } } return result; } return Collections.emptyList(); }
private static boolean isXP() { if (!checkedForClassic) { try { CLASSIC_WINDOWS = Class.forName("com.sun.java.swing.plaf.windows.WindowsClassicLookAndFeel"); } catch (ClassNotFoundException e) { } checkedForClassic = true; } if (CLASSIC_WINDOWS != null && CLASSIC_WINDOWS.isInstance(UIManager.getLookAndFeel())) { return false; } Toolkit toolkit = Toolkit.getDefaultToolkit(); Boolean themeActive = (Boolean) toolkit.getDesktopProperty("win.xpstyle.themeActive"); if (themeActive == null) { themeActive = Boolean.FALSE; } return themeActive.booleanValue(); }
public boolean canConvert(Class type) { return type.isInstance(Color.blue); }
/** Gets the specific property, or null if the propert is not configured for this job. */ public <T extends JobProperty> T getProperty(Class<T> clazz) { for (JobProperty p : properties) { if (clazz.isInstance(p)) return clazz.cast(p); } return null; }