| /******************************************************************************* |
| * Copyright (c) 2000, 2011 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 |
| * |
| * This is an implementation of an early-draft specification developed under the Java |
| * Community Process (JCP) and is made available for testing and evaluation purposes |
| * only. The code is not compatible with any specification of the JCP. |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| * Matt Chapman, mpchapman@gmail.com - 89977 Make JDT .java agnostic |
| *******************************************************************************/ |
| |
| package org.eclipse.jdt.internal.ui.text.correction; |
| |
| import java.lang.reflect.InvocationTargetException; |
| import java.util.Collection; |
| import java.util.HashMap; |
| import java.util.Hashtable; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.eclipse.swt.graphics.Image; |
| import org.eclipse.swt.widgets.Shell; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Path; |
| import org.eclipse.core.runtime.SubProgressMonitor; |
| import org.eclipse.core.runtime.jobs.Job; |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.IWorkspaceRunnable; |
| |
| import org.eclipse.text.edits.TextEdit; |
| |
| import org.eclipse.jface.dialogs.MessageDialog; |
| import org.eclipse.jface.operation.IRunnableContext; |
| |
| import org.eclipse.jface.text.IDocument; |
| |
| import org.eclipse.ui.IEditorInput; |
| import org.eclipse.ui.IEditorPart; |
| import org.eclipse.ui.IWorkbenchPage; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.dialogs.PreferencesUtil; |
| import org.eclipse.ui.part.FileEditorInput; |
| import org.eclipse.ui.progress.IProgressService; |
| |
| import org.eclipse.ltk.core.refactoring.CompositeChange; |
| |
| import org.eclipse.jdt.core.ClasspathContainerInitializer; |
| import org.eclipse.jdt.core.IClasspathEntry; |
| import org.eclipse.jdt.core.ICompilationUnit; |
| import org.eclipse.jdt.core.IJavaElement; |
| import org.eclipse.jdt.core.IJavaProject; |
| import org.eclipse.jdt.core.IPackageDeclaration; |
| import org.eclipse.jdt.core.IPackageFragment; |
| import org.eclipse.jdt.core.IPackageFragmentRoot; |
| import org.eclipse.jdt.core.JavaConventions; |
| import org.eclipse.jdt.core.JavaCore; |
| import org.eclipse.jdt.core.JavaModelException; |
| import org.eclipse.jdt.core.dom.ASTNode; |
| import org.eclipse.jdt.core.dom.AbstractTypeDeclaration; |
| import org.eclipse.jdt.core.dom.CompilationUnit; |
| import org.eclipse.jdt.core.dom.IBinding; |
| import org.eclipse.jdt.core.dom.ImportDeclaration; |
| import org.eclipse.jdt.core.dom.Modifier; |
| import org.eclipse.jdt.core.dom.Name; |
| import org.eclipse.jdt.core.dom.QualifiedName; |
| import org.eclipse.jdt.core.dom.SimpleName; |
| import org.eclipse.jdt.core.dom.Type; |
| |
| import org.eclipse.jdt.internal.corext.codemanipulation.AddImportsOperation; |
| import org.eclipse.jdt.internal.corext.codemanipulation.AddImportsOperation.IChooseImportQuery; |
| import org.eclipse.jdt.internal.corext.dom.ASTNodes; |
| import org.eclipse.jdt.internal.corext.fix.CleanUpConstants; |
| import org.eclipse.jdt.internal.corext.fix.IProposableFix; |
| import org.eclipse.jdt.internal.corext.fix.UnusedCodeFix; |
| import org.eclipse.jdt.internal.corext.refactoring.changes.CreatePackageChange; |
| import org.eclipse.jdt.internal.corext.refactoring.changes.MoveCompilationUnitChange; |
| import org.eclipse.jdt.internal.corext.refactoring.changes.RenameCompilationUnitChange; |
| import org.eclipse.jdt.internal.corext.util.JavaModelUtil; |
| import org.eclipse.jdt.internal.corext.util.Messages; |
| |
| import org.eclipse.jdt.launching.IVMInstall; |
| import org.eclipse.jdt.launching.IVMInstall2; |
| import org.eclipse.jdt.launching.IVMInstallType; |
| import org.eclipse.jdt.launching.JavaRuntime; |
| import org.eclipse.jdt.launching.environments.IExecutionEnvironment; |
| import org.eclipse.jdt.launching.environments.IExecutionEnvironmentsManager; |
| |
| import org.eclipse.jdt.ui.JavaElementLabels; |
| import org.eclipse.jdt.ui.actions.OrganizeImportsAction; |
| import org.eclipse.jdt.ui.cleanup.CleanUpOptions; |
| import org.eclipse.jdt.ui.text.java.IInvocationContext; |
| import org.eclipse.jdt.ui.text.java.IProblemLocation; |
| |
| import org.eclipse.jdt.internal.ui.JavaPlugin; |
| import org.eclipse.jdt.internal.ui.JavaPluginImages; |
| import org.eclipse.jdt.internal.ui.actions.WorkbenchRunnableAdapter; |
| import org.eclipse.jdt.internal.ui.fix.UnusedCodeCleanUp; |
| import org.eclipse.jdt.internal.ui.javaeditor.AddImportOnSelectionAction; |
| import org.eclipse.jdt.internal.ui.javaeditor.JavaEditor; |
| import org.eclipse.jdt.internal.ui.preferences.BuildPathsPropertyPage; |
| import org.eclipse.jdt.internal.ui.text.correction.proposals.CUCorrectionProposal; |
| import org.eclipse.jdt.internal.ui.text.correction.proposals.ChangeCorrectionProposal; |
| import org.eclipse.jdt.internal.ui.text.correction.proposals.CorrectMainTypeNameProposal; |
| import org.eclipse.jdt.internal.ui.text.correction.proposals.CorrectPackageDeclarationProposal; |
| import org.eclipse.jdt.internal.ui.text.correction.proposals.FixCorrectionProposal; |
| import org.eclipse.jdt.internal.ui.util.BusyIndicatorRunnableContext; |
| import org.eclipse.jdt.internal.ui.util.CoreUtility; |
| import org.eclipse.jdt.internal.ui.viewsupport.BasicElementLabels; |
| import org.eclipse.jdt.internal.ui.wizards.buildpaths.CPListElement; |
| import org.eclipse.jdt.internal.ui.wizards.buildpaths.ClasspathFixSelectionDialog; |
| |
| public class ReorgCorrectionsSubProcessor { |
| |
| public static void getWrongTypeNameProposals(IInvocationContext context, IProblemLocation problem, Collection<ICommandAccess> proposals) { |
| ICompilationUnit cu= context.getCompilationUnit(); |
| boolean isLinked= cu.getResource().isLinked(); |
| |
| IJavaProject javaProject= cu.getJavaProject(); |
| String sourceLevel= javaProject.getOption(JavaCore.COMPILER_SOURCE, true); |
| String compliance= javaProject.getOption(JavaCore.COMPILER_COMPLIANCE, true); |
| |
| CompilationUnit root= context.getASTRoot(); |
| |
| ASTNode coveredNode= problem.getCoveredNode(root); |
| if (!(coveredNode instanceof SimpleName)) |
| return; |
| |
| ASTNode parentType= coveredNode.getParent(); |
| if (!(parentType instanceof AbstractTypeDeclaration)) |
| return; |
| |
| String currTypeName= ((SimpleName) coveredNode).getIdentifier(); |
| String newTypeName= JavaCore.removeJavaLikeExtension(cu.getElementName()); |
| |
| boolean hasOtherPublicTypeBefore= false; |
| |
| boolean found= false; |
| List<AbstractTypeDeclaration> types= root.types(); |
| for (int i= 0; i < types.size(); i++) { |
| AbstractTypeDeclaration curr= types.get(i); |
| if (parentType != curr) { |
| if (newTypeName.equals(curr.getName().getIdentifier())) { |
| return; |
| } |
| if (!found && Modifier.isPublic(curr.getModifiers())) { |
| hasOtherPublicTypeBefore= true; |
| } |
| } else { |
| found= true; |
| } |
| } |
| if (!JavaConventions.validateJavaTypeName(newTypeName, sourceLevel, compliance).matches(IStatus.ERROR)) { |
| proposals.add(new CorrectMainTypeNameProposal(cu, context, currTypeName, newTypeName, 5)); |
| } |
| |
| if (!hasOtherPublicTypeBefore) { |
| String newCUName= JavaModelUtil.getRenamedCUName(cu, currTypeName); |
| ICompilationUnit newCU= ((IPackageFragment) (cu.getParent())).getCompilationUnit(newCUName); |
| if (!newCU.exists() && !isLinked && !JavaConventions.validateCompilationUnitName(newCUName, sourceLevel, compliance).matches(IStatus.ERROR)) { |
| RenameCompilationUnitChange change= new RenameCompilationUnitChange(cu, newCUName); |
| |
| // rename CU |
| String label= Messages.format(CorrectionMessages.ReorgCorrectionsSubProcessor_renamecu_description, BasicElementLabels.getResourceName(newCUName)); |
| proposals.add(new ChangeCorrectionProposal(label, change, 6, JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_RENAME))); |
| } |
| } |
| } |
| |
| public static void getWrongPackageDeclNameProposals(IInvocationContext context, IProblemLocation problem, Collection<ICommandAccess> proposals) throws CoreException { |
| ICompilationUnit cu= context.getCompilationUnit(); |
| boolean isLinked= cu.getResource().isLinked(); |
| |
| // correct package declaration |
| int relevance= cu.getPackageDeclarations().length == 0 ? 7 : 5; // bug 38357 |
| proposals.add(new CorrectPackageDeclarationProposal(cu, problem, relevance)); |
| |
| // move to package |
| IPackageDeclaration[] packDecls= cu.getPackageDeclarations(); |
| String newPackName= packDecls.length > 0 ? packDecls[0].getElementName() : ""; //$NON-NLS-1$ |
| |
| IPackageFragmentRoot root= JavaModelUtil.getPackageFragmentRoot(cu); |
| IPackageFragment newPack= root.getPackageFragment(newPackName); |
| |
| ICompilationUnit newCU= newPack.getCompilationUnit(cu.getElementName()); |
| if (!newCU.exists() && !isLinked) { |
| String label; |
| if (newPack.isDefaultPackage()) { |
| label= Messages.format(CorrectionMessages.ReorgCorrectionsSubProcessor_movecu_default_description, BasicElementLabels.getFileName(cu)); |
| } else { |
| String packageLabel= JavaElementLabels.getElementLabel(newPack, JavaElementLabels.ALL_DEFAULT); |
| label= Messages.format(CorrectionMessages.ReorgCorrectionsSubProcessor_movecu_description, new Object[] { BasicElementLabels.getFileName(cu), packageLabel }); |
| } |
| CompositeChange composite= new CompositeChange(label); |
| composite.add(new CreatePackageChange(newPack)); |
| composite.add(new MoveCompilationUnitChange(cu, newPack)); |
| |
| proposals.add(new ChangeCorrectionProposal(label, composite, 6, JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_MOVE))); |
| } |
| } |
| |
| public static void removeImportStatementProposals(IInvocationContext context, IProblemLocation problem, Collection<ICommandAccess> proposals) { |
| IProposableFix fix= UnusedCodeFix.createRemoveUnusedImportFix(context.getASTRoot(), problem); |
| if (fix != null) { |
| Image image= JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_DELETE_IMPORT); |
| Map<String, String> options= new Hashtable<String, String>(); |
| options.put(CleanUpConstants.REMOVE_UNUSED_CODE_IMPORTS, CleanUpOptions.TRUE); |
| FixCorrectionProposal proposal= new FixCorrectionProposal(fix, new UnusedCodeCleanUp(options), 6, image, context); |
| proposals.add(proposal); |
| } |
| |
| final ICompilationUnit cu= context.getCompilationUnit(); |
| String name= CorrectionMessages.ReorgCorrectionsSubProcessor_organizeimports_description; |
| ChangeCorrectionProposal proposal= new ChangeCorrectionProposal(name, null, 5, JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_CHANGE)) { |
| @Override |
| public void apply(IDocument document) { |
| IEditorInput input= new FileEditorInput((IFile) cu.getResource()); |
| IWorkbenchPage p= JavaPlugin.getActivePage(); |
| if (p == null) { |
| return; |
| } |
| IEditorPart part= p.findEditor(input); |
| if (part instanceof JavaEditor) { |
| OrganizeImportsAction action= new OrganizeImportsAction((JavaEditor) part); |
| action.run(cu); |
| } |
| } |
| }; |
| proposals.add(proposal); |
| } |
| |
| public static class ClasspathFixCorrectionProposal extends CUCorrectionProposal { |
| |
| private final int fOffset; |
| private final int fLength; |
| private final String fMissingType; |
| |
| private TextEdit fResultingEdit; |
| |
| public ClasspathFixCorrectionProposal(ICompilationUnit cu, int offset, int length, String missingType) { |
| super(CorrectionMessages.ReorgCorrectionsSubProcessor_project_seup_fix_description, cu, -10, JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_CHANGE)); |
| fOffset= offset; |
| fLength= length; |
| fMissingType= missingType; |
| } |
| |
| @Override |
| public void apply(IDocument document) { |
| IRunnableContext context= JavaPlugin.getActiveWorkbenchWindow(); |
| if (context == null) { |
| context= new BusyIndicatorRunnableContext(); |
| } |
| Shell shell= JavaPlugin.getActiveWorkbenchShell(); |
| if (ClasspathFixSelectionDialog.openClasspathFixSelectionDialog(shell, getCompilationUnit().getJavaProject(), fMissingType, context)) { |
| if (fMissingType.indexOf('.') == -1) { |
| try { |
| IChooseImportQuery query= AddImportOnSelectionAction.newDialogQuery(shell); |
| AddImportsOperation op= new AddImportsOperation(getCompilationUnit(), fOffset, fLength, query, false, false); |
| IProgressService progressService= PlatformUI.getWorkbench().getProgressService(); |
| progressService.runInUI(context, new WorkbenchRunnableAdapter(op, op.getScheduleRule()), op.getScheduleRule()); |
| fResultingEdit= op.getResultingEdit(); |
| super.apply(document); |
| } catch (InvocationTargetException e) { |
| JavaPlugin.log(e); |
| } catch (InterruptedException e) { |
| // ignore |
| } |
| } |
| } |
| } |
| |
| @Override |
| protected void addEdits(IDocument document, TextEdit editRoot) throws CoreException { |
| if (fResultingEdit != null) { |
| editRoot.addChild(fResultingEdit); |
| } |
| } |
| |
| @Override |
| public Object getAdditionalProposalInfo(IProgressMonitor monitor) { |
| return Messages.format(CorrectionMessages.ReorgCorrectionsSubProcessor_project_seup_fix_info, BasicElementLabels.getJavaElementName(fMissingType)); |
| } |
| } |
| |
| public static void addProjectSetupFixProposal(IInvocationContext context, IProblemLocation problem, String missingType, Collection<ICommandAccess> proposals) { |
| proposals.add(new ClasspathFixCorrectionProposal(context.getCompilationUnit(), problem.getOffset(), problem.getLength(), missingType)); |
| } |
| |
| |
| public static void importNotFoundProposals(IInvocationContext context, IProblemLocation problem, Collection<ICommandAccess> proposals) throws CoreException { |
| ICompilationUnit cu= context.getCompilationUnit(); |
| |
| ASTNode selectedNode= problem.getCoveringNode(context.getASTRoot()); |
| if (selectedNode == null) { |
| return; |
| } |
| ImportDeclaration importDeclaration= (ImportDeclaration) ASTNodes.getParent(selectedNode, ASTNode.IMPORT_DECLARATION); |
| if (importDeclaration == null) { |
| return; |
| } |
| if (!importDeclaration.isOnDemand()) { |
| Name name= importDeclaration.getName(); |
| if (importDeclaration.isStatic() && name.isQualifiedName()) { |
| name= ((QualifiedName) name).getQualifier(); |
| } |
| int kind= JavaModelUtil.is50OrHigher(cu.getJavaProject()) ? SimilarElementsRequestor.REF_TYPES : SimilarElementsRequestor.CLASSES | SimilarElementsRequestor.INTERFACES; |
| UnresolvedElementsSubProcessor.addNewTypeProposals(cu, name, kind, 5, proposals); |
| } |
| |
| String name= ASTNodes.asString(importDeclaration.getName()); |
| if (importDeclaration.isOnDemand()) { |
| name= JavaModelUtil.concatenateName(name, "*"); //$NON-NLS-1$ |
| } |
| addProjectSetupFixProposal(context, problem, name, proposals); |
| } |
| |
| private static final class OpenBuildPathCorrectionProposal extends ChangeCorrectionProposal { |
| private final IProject fProject; |
| private final IBinding fReferencedType; |
| private OpenBuildPathCorrectionProposal(IProject project, String label, int relevance, IBinding referencedType) { |
| super(label, null, relevance, null); |
| fProject= project; |
| fReferencedType= referencedType; |
| setImage(JavaPluginImages.get(JavaPluginImages.IMG_OBJS_ACCESSRULES_ATTRIB)); |
| } |
| @Override |
| public void apply(IDocument document) { |
| Map<Object, Object> data= null; |
| if (fReferencedType != null) { |
| IJavaElement elem= fReferencedType.getJavaElement(); |
| if (elem != null) { |
| IPackageFragmentRoot root= (IPackageFragmentRoot) elem.getAncestor(IJavaElement.PACKAGE_FRAGMENT_ROOT); |
| if (root != null) { |
| try { |
| IClasspathEntry entry= root.getRawClasspathEntry(); |
| if (entry != null) { |
| data= new HashMap<Object, Object>(1); |
| data.put(BuildPathsPropertyPage.DATA_REVEAL_ENTRY, entry); |
| if (entry.getEntryKind() != IClasspathEntry.CPE_CONTAINER) { |
| data.put(BuildPathsPropertyPage.DATA_REVEAL_ATTRIBUTE_KEY, CPListElement.ACCESSRULES); |
| } |
| } |
| } catch (JavaModelException e) { |
| // ignore |
| } |
| } |
| } |
| } |
| PreferencesUtil.createPropertyDialogOn(JavaPlugin.getActiveWorkbenchShell(), fProject, BuildPathsPropertyPage.PROP_ID, null, data).open(); |
| } |
| /* |
| * @see org.eclipse.jface.text.contentassist.ICompletionProposalExtension5#getAdditionalProposalInfo(org.eclipse.core.runtime.IProgressMonitor) |
| * @since 3.5 |
| */ |
| @Override |
| public Object getAdditionalProposalInfo(IProgressMonitor monitor) { |
| return Messages.format(CorrectionMessages.ReorgCorrectionsSubProcessor_configure_buildpath_description, BasicElementLabels.getResourceName(fProject)); |
| } |
| } |
| |
| private static final class ChangeToRequiredCompilerCompliance extends ChangeCorrectionProposal implements IWorkspaceRunnable { |
| |
| private final IJavaProject fProject; |
| private final boolean fChangeOnWorkspace; |
| private final String fRequiredVersion; |
| |
| private Job fUpdateJob; |
| private boolean fRequiredJREFound; |
| |
| public ChangeToRequiredCompilerCompliance(String name, IJavaProject project, boolean changeOnWorkspace, String requiredVersion, int relevance) { |
| super(name, null, relevance, JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_CHANGE)); |
| fProject= project; |
| fChangeOnWorkspace= changeOnWorkspace; |
| fRequiredVersion= requiredVersion; |
| fUpdateJob= null; |
| fRequiredJREFound= false; |
| } |
| |
| private boolean isRequiredOrGreaterVMInstall(IVMInstall install) { |
| if (install instanceof IVMInstall2) { |
| String compliance= JavaModelUtil.getCompilerCompliance((IVMInstall2) install, JavaCore.VERSION_1_3); |
| return !JavaModelUtil.isVersionLessThan(compliance, fRequiredVersion); |
| } |
| return false; |
| } |
| |
| private String getVMInstallCompliance(IVMInstall install) { |
| if (install instanceof IVMInstall2) { |
| String compliance= JavaModelUtil.getCompilerCompliance((IVMInstall2) install, JavaCore.VERSION_1_3); |
| return compliance; |
| } |
| return JavaCore.VERSION_1_1; |
| } |
| |
| private IVMInstall findRequiredOrGreaterVMInstall() { |
| String bestMatchingCompliance= null; |
| IVMInstall bestMatchingVMInstall= null; |
| IVMInstallType[] installTypes= JavaRuntime.getVMInstallTypes(); |
| for (int i= 0; i < installTypes.length; i++) { |
| IVMInstall[] installs= installTypes[i].getVMInstalls(); |
| for (int k= 0; k < installs.length; k++) { |
| String vmInstallCompliance= getVMInstallCompliance(installs[k]); |
| |
| if (fRequiredVersion.equals(vmInstallCompliance)) { |
| return installs[k]; // perfect match |
| |
| } else if (JavaModelUtil.isVersionLessThan(vmInstallCompliance, fRequiredVersion)) { |
| continue; // no match |
| |
| } else if (bestMatchingVMInstall != null) { |
| if (JavaModelUtil.isVersionLessThan(bestMatchingCompliance, vmInstallCompliance)) { |
| continue; // the other one is the least matching |
| } |
| } |
| bestMatchingCompliance= vmInstallCompliance; |
| bestMatchingVMInstall= installs[k]; |
| } |
| } |
| return null; |
| } |
| |
| public void run(IProgressMonitor monitor) throws CoreException { |
| boolean needsBuild= updateJRE(monitor); |
| if (needsBuild) { |
| fUpdateJob= CoreUtility.getBuildJob(fChangeOnWorkspace ? null : fProject.getProject()); |
| } |
| } |
| |
| private boolean updateJRE( IProgressMonitor monitor) throws CoreException, JavaModelException { |
| // Caveat: Returns true iff the classpath has not been changed. |
| // If the classpath is changed, JDT Core triggers a build for free. |
| // If the classpath is not changed, we have to trigger a build because we changed |
| // the compiler compliance in #apply(IDocument). |
| try { |
| if (fChangeOnWorkspace) { |
| IVMInstall vmInstall= findRequiredOrGreaterVMInstall(); |
| fRequiredJREFound= vmInstall != null; |
| if (vmInstall != null) { |
| IVMInstall install= JavaRuntime.getVMInstall(fProject); // can be null |
| monitor.beginTask(CorrectionMessages.ReorgCorrectionsSubProcessor_50_compliance_operation, 4); |
| IVMInstall defaultVM= JavaRuntime.getDefaultVMInstall(); // can be null |
| if (defaultVM != null && !defaultVM.equals(install)) { |
| IPath newPath= new Path(JavaRuntime.JRE_CONTAINER); |
| updateClasspath(newPath, new SubProgressMonitor(monitor, 1)); |
| } else { |
| monitor.worked(1); |
| } |
| if (defaultVM == null || !isRequiredOrGreaterVMInstall(defaultVM)) { |
| JavaRuntime.setDefaultVMInstall(vmInstall, new SubProgressMonitor(monitor, 3), true); |
| return false; |
| } |
| return true; |
| } |
| |
| } else { |
| IExecutionEnvironment bestEE= findBestMatchingEE(); |
| fRequiredJREFound= bestEE != null; |
| if (bestEE != null) { |
| IPath newPath= JavaRuntime.newJREContainerPath(bestEE); |
| boolean classpathUpdated= updateClasspath(newPath, monitor); |
| return !classpathUpdated; |
| } |
| } |
| } finally { |
| monitor.done(); |
| } |
| return true; |
| } |
| |
| private IExecutionEnvironment findBestMatchingEE() { |
| IExecutionEnvironmentsManager eeManager= JavaRuntime.getExecutionEnvironmentsManager(); |
| IExecutionEnvironment[] ees= eeManager.getExecutionEnvironments(); |
| IExecutionEnvironment bestEE= null; |
| String bestEECompliance= null; |
| |
| for (int i= 0; i < ees.length; i++) { |
| IExecutionEnvironment ee= ees[i]; |
| String eeCompliance= JavaModelUtil.getExecutionEnvironmentCompliance(ee); |
| String eeId= ee.getId(); |
| |
| if (fRequiredVersion.equals(eeCompliance)) { |
| if (eeId.startsWith("J") && eeId.endsWith(fRequiredVersion)) { //$NON-NLS-1$ |
| bestEE= ee; |
| break; // perfect match |
| } |
| |
| } else if (JavaModelUtil.isVersionLessThan(eeCompliance, fRequiredVersion)) { |
| continue; // no match |
| |
| } else { // possible match |
| if (bestEE != null) { |
| if (! eeId.startsWith("J")) { //$NON-NLS-1$ |
| continue; // avoid taking e.g. OSGi profile if a Java profile is available |
| } |
| if (JavaModelUtil.isVersionLessThan(bestEECompliance, eeCompliance)) { |
| continue; // the other one is the least matching |
| } |
| } |
| } |
| // found a new best |
| bestEE= ee; |
| bestEECompliance= eeCompliance; |
| } |
| return bestEE; |
| } |
| |
| private boolean updateClasspath(IPath newPath, IProgressMonitor monitor) throws JavaModelException { |
| boolean updated= false; |
| |
| IClasspathEntry[] classpath= fProject.getRawClasspath(); |
| IPath jreContainerPath= new Path(JavaRuntime.JRE_CONTAINER); |
| for (int i= 0; i < classpath.length; i++) { |
| IClasspathEntry curr= classpath[i]; |
| if (curr.getEntryKind() == IClasspathEntry.CPE_CONTAINER && curr.getPath().matchingFirstSegments(jreContainerPath) > 0) { |
| if (! newPath.equals(curr.getPath())) { |
| updated= true; |
| classpath[i]= JavaCore.newContainerEntry(newPath, curr.getAccessRules(), curr.getExtraAttributes(), curr.isExported()); |
| } |
| } |
| } |
| if (updated) { |
| fProject.setRawClasspath(classpath, monitor); |
| } |
| return updated; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.text.contentassist.ICompletionProposal#getAdditionalProposalInfo() |
| */ |
| @Override |
| public Object getAdditionalProposalInfo(IProgressMonitor monitor) { |
| StringBuffer message= new StringBuffer(); |
| if (fChangeOnWorkspace) { |
| message.append(Messages.format(CorrectionMessages.ReorgCorrectionsSubProcessor_required_compliance_changeworkspace_description, fRequiredVersion)); |
| } else { |
| message.append(Messages.format(CorrectionMessages.ReorgCorrectionsSubProcessor_required_compliance_changeproject_description, fRequiredVersion)); |
| } |
| |
| try { |
| IVMInstall install= JavaRuntime.getVMInstall(fProject); // can be null |
| if (fChangeOnWorkspace) { |
| IVMInstall vmInstall= findRequiredOrGreaterVMInstall(); |
| if (vmInstall != null) { |
| IVMInstall defaultVM= JavaRuntime.getDefaultVMInstall(); // can be null |
| if (defaultVM != null && !defaultVM.equals(install)) { |
| message.append(CorrectionMessages.ReorgCorrectionsSubProcessor_50_compliance_changeProjectJREToDefault_description); |
| } |
| if (defaultVM == null || !isRequiredOrGreaterVMInstall(defaultVM)) { |
| message.append(Messages.format(CorrectionMessages.ReorgCorrectionsSubProcessor_50_compliance_changeWorkspaceJRE_description, vmInstall.getName())); |
| } |
| } |
| } else { |
| IExecutionEnvironment bestEE= findBestMatchingEE(); |
| if (bestEE != null) { |
| if (install == null || !isEEOnClasspath(bestEE)) { |
| message.append(Messages.format(CorrectionMessages.ReorgCorrectionsSubProcessor_50_compliance_changeProjectJRE_description, bestEE.getId())); |
| } |
| } |
| } |
| } catch (CoreException e) { |
| // ignore |
| } |
| return message.toString(); |
| } |
| |
| private boolean isEEOnClasspath(IExecutionEnvironment ee) throws JavaModelException { |
| IPath eePath= JavaRuntime.newJREContainerPath(ee); |
| |
| for (IClasspathEntry entry: fProject.getRawClasspath()) { |
| if (entry.getEntryKind() == IClasspathEntry.CPE_CONTAINER && entry.getPath().equals(eePath)) |
| return true; |
| } |
| return false; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.text.contentassist.ICompletionProposal#apply(IDocument) |
| */ |
| @Override |
| public void apply(IDocument document) { |
| if (fChangeOnWorkspace) { |
| Hashtable<String, String> map= JavaCore.getOptions(); |
| JavaModelUtil.setComplianceOptions(map, fRequiredVersion); |
| JavaCore.setOptions(map); |
| } else { |
| Map<String, String> map= fProject.getOptions(false); |
| int optionsCount= map.size(); |
| JavaModelUtil.setComplianceOptions(map, fRequiredVersion); |
| if (map.size() > optionsCount) { |
| // options have been added -> ensure that all compliance options from preference page set |
| JavaModelUtil.setDefaultClassfileOptions(map, fRequiredVersion); |
| } |
| fProject.setOptions(map); |
| } |
| try { |
| IProgressService progressService= PlatformUI.getWorkbench().getProgressService(); |
| progressService.run(true, true, new WorkbenchRunnableAdapter(this)); |
| } catch (InvocationTargetException e) { |
| JavaPlugin.log(e); |
| } catch (InterruptedException e) { |
| return; |
| } |
| |
| if (fUpdateJob != null) { |
| fUpdateJob.schedule(); |
| } |
| |
| if (!fRequiredJREFound) { |
| MessageDialog.openInformation(JavaPlugin.getActiveWorkbenchShell(), |
| Messages.format(CorrectionMessages.ReorgCorrectionsSubProcessor_no_required_jre_title, fRequiredVersion), |
| Messages.format(CorrectionMessages.ReorgCorrectionsSubProcessor_no_required_jre_message, fRequiredVersion)); |
| } |
| } |
| } |
| |
| /** |
| * Adds a proposal to increase the compiler compliance level |
| * @param context the context |
| * @param problem the current problem |
| * @param proposals the resulting proposals |
| * @param requiredVersion the minimal required Java compiler version |
| */ |
| public static void getNeedHigherComplianceProposals(IInvocationContext context, IProblemLocation problem, Collection<ICommandAccess> proposals, String requiredVersion) { |
| IJavaProject project= context.getCompilationUnit().getJavaProject(); |
| |
| String label1= Messages.format(CorrectionMessages.ReorgCorrectionsSubProcessor_change_project_compliance_description, requiredVersion); |
| proposals.add(new ChangeToRequiredCompilerCompliance(label1, project, false, requiredVersion, 5)); |
| |
| if (project.getOption(JavaCore.COMPILER_COMPLIANCE, false) == null) { |
| String label2= Messages.format(CorrectionMessages.ReorgCorrectionsSubProcessor_change_workspace_compliance_description, requiredVersion); |
| proposals.add(new ChangeToRequiredCompilerCompliance(label2, project, true, requiredVersion, 6)); |
| } |
| } |
| |
| /** |
| * Adds a proposal that opens the build path dialog |
| * @param context the context |
| * @param problem the current problem |
| * @param proposals the resulting proposals |
| */ |
| public static void getIncorrectBuildPathProposals(IInvocationContext context, IProblemLocation problem, Collection<ICommandAccess> proposals) { |
| IProject project= context.getCompilationUnit().getJavaProject().getProject(); |
| String label= CorrectionMessages.ReorgCorrectionsSubProcessor_configure_buildpath_label; |
| OpenBuildPathCorrectionProposal proposal= new OpenBuildPathCorrectionProposal(project, label, 5, null); |
| proposals.add(proposal); |
| } |
| |
| public static void getAccessRulesProposals(IInvocationContext context, IProblemLocation problem, Collection<ICommandAccess> proposals) { |
| IBinding referencedElement= null; |
| ASTNode node= problem.getCoveredNode(context.getASTRoot()); |
| if (node instanceof Type) { |
| referencedElement= ((Type) node).resolveBinding(); |
| } else if (node instanceof Name) { |
| referencedElement= ((Name) node).resolveBinding(); |
| } |
| if (referencedElement != null && canModifyAccessRules(referencedElement)) { |
| IProject project= context.getCompilationUnit().getJavaProject().getProject(); |
| String label= CorrectionMessages.ReorgCorrectionsSubProcessor_accessrules_description; |
| OpenBuildPathCorrectionProposal proposal= new OpenBuildPathCorrectionProposal(project, label, 5, referencedElement); |
| proposals.add(proposal); |
| } |
| } |
| |
| private static boolean canModifyAccessRules(IBinding binding) { |
| IJavaElement element= binding.getJavaElement(); |
| if (element == null) |
| return false; |
| |
| IPackageFragmentRoot root= JavaModelUtil.getPackageFragmentRoot(element); |
| if (root == null) |
| return false; |
| |
| try { |
| IClasspathEntry classpathEntry= root.getRawClasspathEntry(); |
| if (classpathEntry == null) |
| return false; |
| if (classpathEntry.getEntryKind() == IClasspathEntry.CPE_LIBRARY) |
| return true; |
| if (classpathEntry.getEntryKind() == IClasspathEntry.CPE_CONTAINER) { |
| ClasspathContainerInitializer classpathContainerInitializer= JavaCore.getClasspathContainerInitializer(classpathEntry.getPath().segment(0)); |
| IStatus status= classpathContainerInitializer.getAccessRulesStatus(classpathEntry.getPath(), root.getJavaProject()); |
| return status.isOK(); |
| } |
| } catch (JavaModelException e) { |
| return false; |
| } |
| return false; |
| } |
| |
| |
| } |