| /******************************************************************************* |
| * Copyright (c) 2010 IBM Corporation 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: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.wst.jsdt.debug.internal.ui.eval; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import org.eclipse.core.resources.ResourcesPlugin; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IAdaptable; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.NullProgressMonitor; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.debug.core.model.IBreakpoint; |
| import org.eclipse.debug.core.model.IDebugElement; |
| import org.eclipse.debug.core.model.IDebugTarget; |
| import org.eclipse.debug.core.model.ISuspendResume; |
| import org.eclipse.debug.ui.actions.IRunToLineTarget; |
| import org.eclipse.debug.ui.actions.RunToLineHandler; |
| import org.eclipse.jface.text.IDocument; |
| import org.eclipse.jface.text.ITextSelection; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.swt.custom.BusyIndicator; |
| import org.eclipse.ui.IEditorInput; |
| import org.eclipse.ui.IWorkbenchPart; |
| import org.eclipse.ui.texteditor.ITextEditor; |
| import org.eclipse.wst.jsdt.core.dom.AST; |
| import org.eclipse.wst.jsdt.core.dom.ASTParser; |
| import org.eclipse.wst.jsdt.core.dom.JavaScriptUnit; |
| import org.eclipse.wst.jsdt.debug.core.model.IJavaScriptDebugTarget; |
| import org.eclipse.wst.jsdt.debug.core.model.JavaScriptDebugModel; |
| import org.eclipse.wst.jsdt.debug.internal.ui.JavaScriptDebugUIPlugin; |
| import org.eclipse.wst.jsdt.debug.internal.ui.breakpoints.BreakpointLocationFinder; |
| |
| /** |
| * Run to line target for the JavaScript debugger |
| * |
| * @since 1.0 |
| */ |
| public class RunToLineAdapter implements IRunToLineTarget { |
| |
| /** |
| * Marker attribute used to denote a run to line breakpoint |
| */ |
| private static final String RUN_TO_LINE = JavaScriptDebugUIPlugin.PLUGIN_ID + ".run_to_line"; //$NON-NLS-1$ |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.ui.actions.IRunToLineTarget#runToLine(org.eclipse.ui.IWorkbenchPart, org.eclipse.jface.viewers.ISelection, org.eclipse.debug.core.model.ISuspendResume) |
| */ |
| public void runToLine(IWorkbenchPart part, ISelection selection, ISuspendResume target) throws CoreException { |
| ITextEditor textEditor = StepIntoSelectionUtils.getTextEditor(part); |
| if (textEditor == null) { |
| throw new CoreException(new Status(IStatus.ERROR, JavaScriptDebugUIPlugin.PLUGIN_ID, Messages.missing_doc, null)); |
| } |
| IEditorInput input = textEditor.getEditorInput(); |
| if (input == null) { |
| throw new CoreException(new Status(IStatus.ERROR, JavaScriptDebugUIPlugin.PLUGIN_ID, Messages.empty_editor, null)); |
| } |
| final IDocument document= textEditor.getDocumentProvider().getDocument(input); |
| if (document == null) { |
| throw new CoreException(new Status(IStatus.ERROR, JavaScriptDebugUIPlugin.PLUGIN_ID, Messages.missing_doc, null)); |
| } |
| final int[] validLine = new int[1]; |
| final String[] typeName = new String[1]; |
| final int[] lineNumber = new int[1]; |
| final ITextSelection textSelection = (ITextSelection) selection; |
| Runnable r = new Runnable() { |
| public void run() { |
| lineNumber[0] = textSelection.getStartLine() + 1; |
| ASTParser parser = ASTParser.newParser(AST.JLS3); |
| parser.setSource(document.get().toCharArray()); |
| JavaScriptUnit compilationUnit = (JavaScriptUnit)parser.createAST(null); |
| BreakpointLocationFinder locator = new BreakpointLocationFinder(compilationUnit, lineNumber[0], false); |
| compilationUnit.accept(locator); |
| validLine[0] = locator.getLineNumber(); |
| typeName[0] = locator.getFunctionName(); |
| } |
| }; |
| BusyIndicator.showWhile(JavaScriptDebugUIPlugin.getStandardDisplay(), r); |
| if (validLine[0] == lineNumber[0]) { |
| IBreakpoint breakpoint= null; |
| Map attributes = new HashMap(4); |
| attributes.put(IBreakpoint.PERSISTED, Boolean.FALSE); |
| attributes.put(RUN_TO_LINE, Boolean.TRUE); |
| breakpoint = JavaScriptDebugModel.createLineBreakpoint(ResourcesPlugin.getWorkspace().getRoot(), lineNumber[0], -1, -1, attributes, false); |
| if (target instanceof IAdaptable) { |
| IDebugTarget debugTarget = (IDebugTarget) ((IAdaptable)target).getAdapter(IDebugTarget.class); |
| if (debugTarget == null) { |
| throw new CoreException(new Status(IStatus.ERROR, JavaScriptDebugUIPlugin.PLUGIN_ID, Messages.cannot_find_debug_target, null)); |
| } |
| RunToLineHandler handler = new RunToLineHandler(debugTarget, target, breakpoint); |
| handler.run(new NullProgressMonitor()); |
| return; |
| } |
| } else { |
| // invalid line |
| if (textSelection.getLength() > 0) { |
| throw new CoreException(new Status(IStatus.ERROR, JavaScriptDebugUIPlugin.PLUGIN_ID, Messages.selected_line_not_valid, null)); |
| } |
| throw new CoreException(new Status(IStatus.ERROR, JavaScriptDebugUIPlugin.PLUGIN_ID, Messages.cursor_position_not_valid, null)); |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.ui.actions.IRunToLineTarget#canRunToLine(org.eclipse.ui.IWorkbenchPart, org.eclipse.jface.viewers.ISelection, org.eclipse.debug.core.model.ISuspendResume) |
| */ |
| public boolean canRunToLine(IWorkbenchPart part, ISelection selection, ISuspendResume target) { |
| if (target instanceof IDebugElement) { |
| IDebugElement element = (IDebugElement) target; |
| IJavaScriptDebugTarget adapter = (IJavaScriptDebugTarget) element.getDebugTarget().getAdapter(IJavaScriptDebugTarget.class); |
| return adapter != null; |
| } |
| return false; |
| } |
| } |