| /******************************************************************************* |
| * Copyright (c) 2000, 2011 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.jdt.internal.ui.wizards.buildpaths.newsourcepage; |
| |
| import java.lang.reflect.InvocationTargetException; |
| import java.util.List; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| |
| import org.eclipse.core.resources.IResource; |
| |
| import org.eclipse.jface.operation.IRunnableContext; |
| import org.eclipse.jface.operation.IRunnableWithProgress; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.jface.viewers.StructuredSelection; |
| |
| import org.eclipse.ui.part.ISetSelectionTarget; |
| |
| import org.eclipse.jdt.core.ElementChangedEvent; |
| import org.eclipse.jdt.core.IClasspathEntry; |
| import org.eclipse.jdt.core.IElementChangedListener; |
| import org.eclipse.jdt.core.IJavaProject; |
| import org.eclipse.jdt.core.JavaCore; |
| import org.eclipse.jdt.core.JavaModelException; |
| |
| import org.eclipse.jdt.internal.corext.buildpath.BuildpathDelta; |
| import org.eclipse.jdt.internal.corext.buildpath.ClasspathModifier; |
| |
| import org.eclipse.jdt.internal.ui.JavaPlugin; |
| import org.eclipse.jdt.internal.ui.JavaPluginImages; |
| import org.eclipse.jdt.internal.ui.wizards.NewWizardMessages; |
| import org.eclipse.jdt.internal.ui.wizards.buildpaths.CPListElement; |
| |
| //TODO: Use global history |
| public class ResetAllAction extends BuildpathModifierAction { |
| |
| private final HintTextGroup fProvider; |
| private final IRunnableContext fContext; |
| private IJavaProject fJavaProject; |
| private List<CPListElement> fEntries; |
| private IPath fOutputLocation; |
| |
| public ResetAllAction(HintTextGroup provider, IRunnableContext context, ISetSelectionTarget selectionTarget) { |
| super(null, selectionTarget, BuildpathModifierAction.RESET_ALL); |
| |
| fProvider= provider; |
| fContext= context; |
| |
| setImageDescriptor(JavaPluginImages.DESC_ELCL_CLEAR); |
| setDisabledImageDescriptor(JavaPluginImages.DESC_DLCL_CLEAR); |
| setText(NewWizardMessages.NewSourceContainerWorkbookPage_ToolBar_ClearAll_label); |
| setToolTipText(NewWizardMessages.NewSourceContainerWorkbookPage_ToolBar_ClearAll_tooltip); |
| setEnabled(false); |
| } |
| |
| @Override |
| public String getDetailedDescription() { |
| return NewWizardMessages.PackageExplorerActionGroup_FormText_Default_ResetAll; |
| } |
| |
| public void setBreakPoint(IJavaProject javaProject) { |
| fJavaProject= javaProject; |
| if (fJavaProject.exists()) { |
| try { |
| fEntries= ClasspathModifier.getExistingEntries(fJavaProject); |
| fOutputLocation= fJavaProject.getOutputLocation(); |
| } catch (JavaModelException e) { |
| JavaPlugin.log(e); |
| return; |
| } |
| setEnabled(true); |
| } else { |
| JavaCore.addElementChangedListener(new IElementChangedListener() { |
| |
| @Override |
| public void elementChanged(ElementChangedEvent event) { |
| if (fJavaProject.exists()) { |
| try { |
| fEntries= ClasspathModifier.getExistingEntries(fJavaProject); |
| fOutputLocation= fJavaProject.getOutputLocation(); |
| } catch (JavaModelException e) { |
| JavaPlugin.log(e); |
| return; |
| } finally { |
| JavaCore.removeElementChangedListener(this); |
| } |
| setEnabled(true); |
| } |
| } |
| |
| }, ElementChangedEvent.POST_CHANGE); |
| } |
| } |
| |
| @Override |
| public void run() { |
| |
| try { |
| final IRunnableWithProgress runnable= monitor -> { |
| |
| monitor.beginTask("", 3); //$NON-NLS-1$ |
| try { |
| if (!hasChange(fJavaProject)) |
| return; |
| |
| BuildpathDelta delta= new BuildpathDelta(getToolTipText()); |
| |
| ClasspathModifier.commitClassPath(fEntries, fJavaProject, monitor); |
| delta.setNewEntries(fEntries.toArray(new CPListElement[fEntries.size()])); |
| |
| fJavaProject.setOutputLocation(fOutputLocation, monitor); |
| delta.setDefaultOutputLocation(fOutputLocation); |
| |
| for (IResource resource : fProvider.getCreatedResources()) { |
| resource.delete(false, null); |
| delta.addDeletedResource(resource); |
| } |
| |
| fProvider.resetCreatedResources(); |
| |
| informListeners(delta); |
| |
| selectAndReveal(new StructuredSelection(fJavaProject)); |
| } catch (CoreException e) { |
| showExceptionDialog(e, NewWizardMessages.NewSourceContainerWorkbookPage_ToolBar_ClearAll_tooltip); |
| } finally { |
| monitor.done(); |
| } |
| }; |
| fContext.run(false, false, runnable); |
| } catch (InvocationTargetException e) { |
| if (e.getCause() instanceof CoreException) { |
| showExceptionDialog((CoreException)e.getCause(), NewWizardMessages.NewSourceContainerWorkbookPage_ToolBar_ClearAll_tooltip); |
| } else { |
| JavaPlugin.log(e); |
| } |
| } catch (InterruptedException e) { |
| } |
| } |
| |
| |
| @Override |
| protected boolean canHandle(IStructuredSelection elements) { |
| if (fJavaProject == null) |
| return false; |
| |
| return true; |
| } |
| |
| |
| //TODO: Remove, action should be disabled if not hasChange |
| private boolean hasChange(IJavaProject project) throws JavaModelException { |
| if (!project.getOutputLocation().equals(fOutputLocation)) |
| return true; |
| |
| IClasspathEntry[] currentEntries= project.getRawClasspath(); |
| if (currentEntries.length != fEntries.size()) |
| return true; |
| |
| int i= 0; |
| for (CPListElement oldEntry : fEntries) { |
| if (!oldEntry.getClasspathEntry().equals(currentEntries[i])) |
| return true; |
| i++; |
| } |
| return false; |
| } |
| } |