| /******************************************************************************* |
| * Copyright (c) 2000, 2016 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.debug.ui; |
| |
| import org.eclipse.core.runtime.IAdaptable; |
| import org.eclipse.core.runtime.ISafeRunnable; |
| import org.eclipse.core.runtime.ListenerList; |
| import org.eclipse.core.runtime.SafeRunner; |
| import org.eclipse.debug.core.model.IBreakpoint; |
| import org.eclipse.debug.internal.ui.DebugUIPlugin; |
| import org.eclipse.debug.internal.ui.breakpoints.provisional.OtherBreakpointCategory; |
| import org.eclipse.jface.util.IPropertyChangeListener; |
| import org.eclipse.jface.util.PropertyChangeEvent; |
| |
| /** |
| * Common function for breakpoint organizer delegates. |
| * <p> |
| * Clients implementing <code>IBreakpointOrganizerDelegate</code> must subclass this class. |
| * </p> |
| * @since 3.1 |
| */ |
| public abstract class AbstractBreakpointOrganizerDelegate implements IBreakpointOrganizerDelegate { |
| |
| // property change listeners |
| private ListenerList<IPropertyChangeListener> fListeners = new ListenerList<>(); |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.ui.IBreakpointOrganizerDelegate#addBreakpoint(org.eclipse.debug.core.model.IBreakpoint, org.eclipse.core.runtime.IAdaptable) |
| */ |
| @Override |
| public void addBreakpoint(IBreakpoint breakpoint, IAdaptable category) { |
| // do noting, not supported by default |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.ui.IBreakpointOrganizerDelegate#addPropertyChangeListener(org.eclipse.jface.util.IPropertyChangeListener) |
| */ |
| @Override |
| public void addPropertyChangeListener(IPropertyChangeListener listener) { |
| fListeners.add(listener); |
| } |
| |
| /* (non-Javadoc) |
| * |
| * Subclasses that override should return super.canAdd(...) when they are not able to add |
| * the breakpoint. |
| * |
| * @see org.eclipse.debug.ui.IBreakpointOrganizerDelegate#canAdd(org.eclipse.debug.core.model.IBreakpoint, org.eclipse.core.runtime.IAdaptable) |
| */ |
| @Override |
| public boolean canAdd(IBreakpoint breakpoint, IAdaptable category) { |
| return category instanceof OtherBreakpointCategory; |
| } |
| |
| /* (non-Javadoc) |
| * |
| * Subclasses that override should return super.canRemove(...) when they are not able to remove |
| * the breakpoint. |
| * |
| * @see org.eclipse.debug.ui.IBreakpointOrganizerDelegate#canRemove(org.eclipse.debug.core.model.IBreakpoint, org.eclipse.core.runtime.IAdaptable) |
| */ |
| @Override |
| public boolean canRemove(IBreakpoint breakpoint, IAdaptable category) { |
| return category instanceof OtherBreakpointCategory; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.ui.IBreakpointOrganizerDelegate#dispose() |
| */ |
| @Override |
| public void dispose() { |
| fListeners = new ListenerList<>(); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.ui.IBreakpointOrganizerDelegate#removeBreakpoint(org.eclipse.debug.core.model.IBreakpoint, org.eclipse.core.runtime.IAdaptable) |
| */ |
| @Override |
| public void removeBreakpoint(IBreakpoint breakpoint, IAdaptable category) { |
| // do nothing, not supported by default |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.ui.IBreakpointOrganizerDelegate#removePropertyChangeListener(org.eclipse.jface.util.IPropertyChangeListener) |
| */ |
| @Override |
| public void removePropertyChangeListener(IPropertyChangeListener listener) { |
| fListeners.remove(listener); |
| } |
| |
| /** |
| * Fires a property change notification for the given category. |
| * |
| * @param category category that has changed |
| */ |
| protected void fireCategoryChanged(IAdaptable category) { |
| if (fListeners.isEmpty()) { |
| return; |
| } |
| final PropertyChangeEvent event = new PropertyChangeEvent(this, P_CATEGORY_CHANGED, category, null); |
| for (IPropertyChangeListener iPropertyChangeListener : fListeners) { |
| final IPropertyChangeListener listener = iPropertyChangeListener; |
| ISafeRunnable runnable = new ISafeRunnable() { |
| @Override |
| public void handleException(Throwable exception) { |
| DebugUIPlugin.log(exception); |
| } |
| @Override |
| public void run() throws Exception { |
| listener.propertyChange(event); |
| } |
| }; |
| SafeRunner.run(runnable); |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.ui.IBreakpointOrganizerDelegate#getCategories() |
| */ |
| @Override |
| public IAdaptable[] getCategories() { |
| return null; |
| } |
| } |