| /******************************************************************************* |
| * Copyright (c) 2012, 2014 Sebastian Schmidt and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Sebastian Schmidt - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.mylyn.internal.debug.ui; |
| |
| import java.util.Collections; |
| import java.util.List; |
| |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.debug.core.DebugPlugin; |
| import org.eclipse.debug.core.IBreakpointManager; |
| import org.eclipse.debug.core.model.IBreakpoint; |
| import org.eclipse.mylyn.commons.core.StatusHandler; |
| import org.eclipse.mylyn.context.core.AbstractContextStructureBridge; |
| import org.eclipse.osgi.util.NLS; |
| |
| /** |
| * @author Sebastian Schmidt |
| */ |
| public class BreakpointsStructureBridge extends AbstractContextStructureBridge { |
| |
| private static final String ATTRIBUTE_ID_DEFAULT = "breakpoint[unknown]"; //$NON-NLS-1$ |
| |
| static final String ATTRIBUTE_ID = "org.eclipse.mylyn.debug.ui.breakpointId"; //$NON-NLS-1$ |
| |
| public static final String HANDLE_DEFAULT_BREAKPOINT_MANAGER = "breakpointmanager[default]"; //$NON-NLS-1$ |
| |
| private final IBreakpointManager breakpointManager = DebugPlugin.getDefault().getBreakpointManager(); |
| |
| @Override |
| public String getContentType() { |
| return DebugUiPlugin.CONTENT_TYPE; |
| } |
| |
| @Override |
| public String getHandleIdentifier(Object object) { |
| if (object instanceof IBreakpoint) { |
| IBreakpoint breakpoint = (IBreakpoint) object; |
| updateBreakpointId((IBreakpoint) object); |
| return breakpoint.getMarker().getAttribute(ATTRIBUTE_ID, ATTRIBUTE_ID_DEFAULT); |
| } else if (object instanceof IBreakpointManager) { |
| return HANDLE_DEFAULT_BREAKPOINT_MANAGER; |
| } |
| |
| return null; |
| } |
| |
| private void updateBreakpointId(IBreakpoint object) { |
| if (object.getMarker().getAttribute(ATTRIBUTE_ID, null) == null) { |
| try { |
| // FIXME: there are better *unique* random number generators than Math.random... |
| object.getMarker().setAttribute(ATTRIBUTE_ID, "breakpoint[" + (Math.random() * 10000) + "]"); //$NON-NLS-1$ //$NON-NLS-2$ |
| } catch (CoreException e) { |
| IResource resource = object.getMarker().getResource(); |
| StatusHandler.log(new Status(IStatus.WARNING, DebugUiPlugin.ID_PLUGIN, NLS.bind( |
| "Breakpoint could not be updated for resource {0} ", resource.getFullPath()))); //$NON-NLS-1$ |
| } |
| } |
| } |
| |
| @Override |
| public String getParentHandle(String handle) { |
| Object object = getObjectForHandle(handle); |
| if (object != null && object instanceof IBreakpoint) { |
| return HANDLE_DEFAULT_BREAKPOINT_MANAGER; |
| } |
| return null; |
| } |
| |
| @Override |
| public Object getObjectForHandle(String handle) { |
| if (handle.equals(HANDLE_DEFAULT_BREAKPOINT_MANAGER)) { |
| return breakpointManager; |
| } |
| |
| for (IBreakpoint breakpoint : breakpointManager.getBreakpoints()) { |
| if (breakpoint.getMarker().getAttribute(ATTRIBUTE_ID, ATTRIBUTE_ID_DEFAULT).equals(handle)) { |
| return breakpoint; |
| } |
| } |
| return null; |
| } |
| |
| @Override |
| public List<String> getChildHandles(String handle) { |
| return Collections.emptyList(); |
| } |
| |
| @Override |
| public String getLabel(Object object) { |
| return object.toString(); |
| } |
| |
| @Override |
| public boolean canBeLandmark(String handle) { |
| return true; |
| } |
| |
| @Override |
| public boolean acceptsObject(Object object) { |
| return object instanceof IBreakpointManager || object instanceof IBreakpoint; |
| } |
| |
| @Override |
| public boolean canFilter(Object element) { |
| return true; |
| } |
| |
| @Override |
| public boolean isDocument(String handle) { |
| return false; |
| } |
| |
| @Override |
| public String getHandleForOffsetInObject(Object resource, int offset) { |
| return null; |
| } |
| |
| @Override |
| public String getContentType(String elementHandle) { |
| Object object = getObjectForHandle(elementHandle); |
| if (object != null) { |
| return DebugUiPlugin.CONTENT_TYPE; |
| } |
| return null; |
| } |
| } |