| /* |
| * Copyright 2000-2011 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.intellij.codeInspection.javaDoc; |
| |
| import com.intellij.codeHighlighting.HighlightDisplayLevel; |
| import com.intellij.codeInsight.FileModificationService; |
| import com.intellij.codeInsight.daemon.QuickFixBundle; |
| import com.intellij.codeInsight.daemon.impl.quickfix.ImportClassFix; |
| import com.intellij.codeInsight.lookup.LookupElement; |
| import com.intellij.codeInsight.lookup.LookupElementBuilder; |
| import com.intellij.codeInsight.lookup.LookupManager; |
| import com.intellij.codeInspection.*; |
| import com.intellij.codeInspection.ex.BaseLocalInspectionTool; |
| import com.intellij.ide.DataManager; |
| import com.intellij.ide.util.FQNameCellRenderer; |
| import com.intellij.openapi.actionSystem.CommonDataKeys; |
| import com.intellij.openapi.actionSystem.DataContext; |
| import com.intellij.openapi.actionSystem.PlatformDataKeys; |
| import com.intellij.openapi.application.Result; |
| import com.intellij.openapi.command.WriteCommandAction; |
| import com.intellij.openapi.editor.Editor; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.openapi.ui.popup.PopupChooserBuilder; |
| import com.intellij.openapi.util.AsyncResult; |
| import com.intellij.openapi.util.TextRange; |
| import com.intellij.openapi.util.text.StringUtil; |
| import com.intellij.psi.*; |
| import com.intellij.psi.javadoc.*; |
| import com.intellij.psi.util.PsiTreeUtil; |
| import com.intellij.psi.util.proximity.PsiProximityComparator; |
| import com.intellij.ui.components.JBList; |
| import org.jetbrains.annotations.NonNls; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import javax.swing.*; |
| import java.util.*; |
| |
| public class JavaDocReferenceInspection extends BaseLocalInspectionTool { |
| @NonNls public static final String SHORT_NAME = "JavadocReference"; |
| |
| private static ProblemDescriptor createDescriptor(@NotNull PsiElement element, String template, InspectionManager manager, |
| boolean onTheFly) { |
| return manager.createProblemDescriptor(element, template, onTheFly, null, ProblemHighlightType.LIKE_UNKNOWN_SYMBOL); |
| } |
| |
| @Override |
| @Nullable |
| public ProblemDescriptor[] checkMethod(@NotNull PsiMethod psiMethod, @NotNull InspectionManager manager, boolean isOnTheFly) { |
| return checkMember(psiMethod, manager, isOnTheFly); |
| } |
| |
| @Override |
| @Nullable |
| public ProblemDescriptor[] checkField(@NotNull PsiField field, @NotNull InspectionManager manager, boolean isOnTheFly) { |
| return checkMember(field, manager, isOnTheFly); |
| } |
| |
| @Override |
| @Nullable |
| public ProblemDescriptor[] checkClass(@NotNull PsiClass aClass, @NotNull InspectionManager manager, boolean isOnTheFly) { |
| return checkMember(aClass, manager, isOnTheFly); |
| } |
| |
| @Nullable |
| private ProblemDescriptor[] checkMember(final PsiDocCommentOwner docCommentOwner, final InspectionManager manager, final boolean isOnTheFly) { |
| final ArrayList<ProblemDescriptor> problems = new ArrayList<ProblemDescriptor>(); |
| final PsiDocComment docComment = docCommentOwner.getDocComment(); |
| if (docComment == null) return null; |
| |
| final Set<PsiJavaCodeReferenceElement> references = new HashSet<PsiJavaCodeReferenceElement>(); |
| docComment.accept(getVisitor(references, docCommentOwner, problems, manager, isOnTheFly)); |
| for (PsiJavaCodeReferenceElement reference : references) { |
| final List<PsiClass> classesToImport = new ImportClassFix(reference).getClassesToImport(); |
| final PsiElement referenceNameElement = reference.getReferenceNameElement(); |
| problems.add(manager.createProblemDescriptor(referenceNameElement != null ? referenceNameElement : reference, |
| cannotResolveSymbolMessage("<code>" + reference.getText() + "</code>"), |
| !isOnTheFly || classesToImport.isEmpty() ? null : new AddQualifierFix(classesToImport), |
| ProblemHighlightType.LIKE_UNKNOWN_SYMBOL, isOnTheFly)); |
| } |
| |
| return problems.isEmpty() ? null : problems.toArray(new ProblemDescriptor[problems.size()]); |
| } |
| |
| private PsiElementVisitor getVisitor(final Set<PsiJavaCodeReferenceElement> references, |
| final PsiElement context, |
| final ArrayList<ProblemDescriptor> problems, |
| final InspectionManager manager, |
| final boolean onTheFly) { |
| return new JavaElementVisitor() { |
| @Override public void visitReferenceExpression(PsiReferenceExpression expression) { |
| visitElement(expression); |
| } |
| |
| @Override public void visitReferenceElement(PsiJavaCodeReferenceElement reference) { |
| super.visitReferenceElement(reference); |
| JavaResolveResult result = reference.advancedResolve(false); |
| if (result.getElement() == null && !result.isPackagePrefixPackageReference()) { |
| references.add(reference); |
| } |
| } |
| |
| @Override public void visitDocTag(PsiDocTag tag) { |
| super.visitDocTag(tag); |
| final JavadocManager javadocManager = JavadocManager.SERVICE.getInstance(tag.getProject()); |
| final JavadocTagInfo info = javadocManager.getTagInfo(tag.getName()); |
| if (info == null || !info.isInline()) { |
| visitRefInDocTag(tag, javadocManager, context, problems, manager, onTheFly); |
| } |
| } |
| |
| @Override public void visitInlineDocTag(PsiInlineDocTag tag) { |
| super.visitInlineDocTag(tag); |
| final JavadocManager javadocManager = JavadocManager.SERVICE.getInstance(tag.getProject()); |
| visitRefInDocTag(tag, javadocManager, context, problems, manager, onTheFly); |
| } |
| |
| @Override public void visitElement(PsiElement element) { |
| PsiElement[] children = element.getChildren(); |
| for (PsiElement child : children) { |
| //do not visit method javadoc twice |
| if (!(child instanceof PsiDocCommentOwner)) { |
| child.accept(this); |
| } |
| } |
| } |
| }; |
| } |
| |
| public static void visitRefInDocTag(final PsiDocTag tag, |
| final JavadocManager manager, |
| final PsiElement context, |
| final ArrayList<ProblemDescriptor> problems, |
| final InspectionManager inspectionManager, |
| final boolean onTheFly) { |
| final String tagName = tag.getName(); |
| final PsiDocTagValue value = tag.getValueElement(); |
| if (value == null) return; |
| final JavadocTagInfo info = manager.getTagInfo(tagName); |
| if (info != null && !info.isValidInContext(context)) return; |
| final String message = info == null || !info.isInline() ? null : info.checkTagValue(value); |
| if (message != null){ |
| problems.add(createDescriptor(value, message, inspectionManager, onTheFly)); |
| } |
| |
| final PsiReference reference = value.getReference(); |
| if (reference == null) return; |
| final PsiElement element = reference.resolve(); |
| if (element != null) return; |
| final int textOffset = value.getTextOffset(); |
| if (textOffset == value.getTextRange().getEndOffset()) return; |
| final PsiDocTagValue valueElement = tag.getValueElement(); |
| if (valueElement == null) return; |
| |
| final CharSequence paramName = value.getContainingFile().getViewProvider().getContents().subSequence(textOffset, value.getTextRange().getEndOffset()); |
| final String params = "<code>" + paramName + "</code>"; |
| final List<LocalQuickFix> fixes = new ArrayList<LocalQuickFix>(); |
| if (onTheFly && "param".equals(tagName)) { |
| final PsiDocCommentOwner commentOwner = PsiTreeUtil.getParentOfType(tag, PsiDocCommentOwner.class); |
| if (commentOwner instanceof PsiMethod) { |
| final PsiMethod method = (PsiMethod)commentOwner; |
| final PsiParameter[] parameters = method.getParameterList().getParameters(); |
| final PsiDocTag[] tags = tag.getContainingComment().getTags(); |
| final Set<String> unboundParams = new HashSet<String>(); |
| for (PsiParameter parameter : parameters) { |
| if (!JavaDocLocalInspection.isFound(tags, parameter)) { |
| unboundParams.add(parameter.getName()); |
| } |
| } |
| if (!unboundParams.isEmpty()) { |
| fixes.add(new RenameReferenceQuickFix(unboundParams)); |
| } |
| } |
| } |
| fixes.add(new RemoveTagFix(tagName, paramName)); |
| |
| problems.add(inspectionManager.createProblemDescriptor(valueElement, reference.getRangeInElement(), cannotResolveSymbolMessage(params), |
| ProblemHighlightType.LIKE_UNKNOWN_SYMBOL, onTheFly, |
| fixes.toArray(new LocalQuickFix[fixes.size()]))); |
| } |
| |
| private static String cannotResolveSymbolMessage(String params) { |
| return InspectionsBundle.message("inspection.javadoc.problem.cannot.resolve", params); |
| } |
| |
| @Override |
| @NotNull |
| public String getDisplayName() { |
| return InspectionsBundle.message("inspection.javadoc.ref.display.name"); |
| } |
| |
| @Override |
| @NotNull |
| public String getGroupDisplayName() { |
| return InspectionsBundle.message("group.names.javadoc.issues"); |
| } |
| |
| @Override |
| @NotNull |
| public String getShortName() { |
| return SHORT_NAME; |
| } |
| |
| @Override |
| @NotNull |
| public HighlightDisplayLevel getDefaultLevel() { |
| return HighlightDisplayLevel.ERROR; |
| } |
| |
| private class AddQualifierFix implements LocalQuickFix{ |
| private final List<PsiClass> originalClasses; |
| |
| public AddQualifierFix(final List<PsiClass> originalClasses) { |
| this.originalClasses = originalClasses; |
| } |
| |
| @Override |
| @NotNull |
| public String getName() { |
| return QuickFixBundle.message("add.qualifier"); |
| } |
| |
| @Override |
| @NotNull |
| public String getFamilyName() { |
| return QuickFixBundle.message("add.qualifier"); |
| } |
| |
| @Override |
| public void applyFix(@NotNull final Project project, @NotNull final ProblemDescriptor descriptor) { |
| final PsiElement element = PsiTreeUtil.getParentOfType(descriptor.getPsiElement(), PsiJavaCodeReferenceElement.class); |
| if (element instanceof PsiJavaCodeReferenceElement) { |
| final PsiJavaCodeReferenceElement referenceElement = (PsiJavaCodeReferenceElement)element; |
| Collections.sort(originalClasses, new PsiProximityComparator(referenceElement.getElement())); |
| final JList list = new JBList(originalClasses.toArray(new PsiClass[originalClasses.size()])); |
| list.setCellRenderer(new FQNameCellRenderer()); |
| final Runnable runnable = new Runnable() { |
| @Override |
| public void run() { |
| if (!element.isValid()) return; |
| final int index = list.getSelectedIndex(); |
| if (index < 0) return; |
| new WriteCommandAction(project, element.getContainingFile()){ |
| @Override |
| protected void run(final Result result) throws Throwable { |
| final PsiClass psiClass = originalClasses.get(index); |
| if (psiClass.isValid()) { |
| PsiDocumentManager.getInstance(project).commitAllDocuments(); |
| referenceElement.bindToElement(psiClass); |
| } |
| } |
| }.execute(); |
| } |
| }; |
| final AsyncResult<DataContext> asyncResult = DataManager.getInstance().getDataContextFromFocus(); |
| asyncResult.doWhenDone(new AsyncResult.Handler<DataContext>() { |
| @Override |
| public void run(DataContext dataContext) { |
| new PopupChooserBuilder(list). |
| setTitle(QuickFixBundle.message("add.qualifier.original.class.chooser.title")). |
| setItemChoosenCallback(runnable). |
| createPopup(). |
| showInBestPositionFor(dataContext); |
| } |
| }); |
| } |
| } |
| } |
| |
| private static class RenameReferenceQuickFix implements LocalQuickFix { |
| private final Set<String> myUnboundParams; |
| |
| public RenameReferenceQuickFix(Set<String> unboundParams) { |
| myUnboundParams = unboundParams; |
| } |
| |
| @Override |
| @NotNull |
| public String getName() { |
| return "Change to ..."; |
| } |
| |
| @Override |
| @NotNull |
| public String getFamilyName() { |
| return getName(); |
| } |
| |
| @Override |
| public void applyFix(@NotNull final Project project, @NotNull final ProblemDescriptor descriptor) { |
| final AsyncResult<DataContext> asyncResult = DataManager.getInstance().getDataContextFromFocus(); |
| asyncResult.doWhenDone(new AsyncResult.Handler<DataContext>() { |
| @Override |
| public void run(DataContext dataContext) { |
| final Editor editor = CommonDataKeys.EDITOR.getData(dataContext); |
| assert editor != null; |
| final TextRange textRange = ((ProblemDescriptorBase)descriptor).getTextRange(); |
| editor.getSelectionModel().setSelection(textRange.getStartOffset(), textRange.getEndOffset()); |
| |
| final String word = editor.getSelectionModel().getSelectedText(); |
| |
| if (word == null || StringUtil.isEmptyOrSpaces(word)) { |
| return; |
| } |
| final List<LookupElement> items = new ArrayList<LookupElement>(); |
| for (String variant : myUnboundParams) { |
| items.add(LookupElementBuilder.create(variant)); |
| } |
| LookupManager.getInstance(project).showLookup(editor, items.toArray(new LookupElement[items.size()])); |
| } |
| }); |
| } |
| } |
| |
| private static class RemoveTagFix implements LocalQuickFix { |
| private final String myTagName; |
| private final CharSequence myParamName; |
| |
| public RemoveTagFix(String tagName, CharSequence paramName) { |
| myTagName = tagName; |
| myParamName = paramName; |
| } |
| |
| @Override |
| @NotNull |
| public String getName() { |
| return "Remove @" + myTagName + " " + myParamName; |
| } |
| |
| @Override |
| @NotNull |
| public String getFamilyName() { |
| return getName(); |
| } |
| |
| @Override |
| public void applyFix(@NotNull Project project, @NotNull ProblemDescriptor descriptor) { |
| final PsiDocTag myTag = PsiTreeUtil.getParentOfType(descriptor.getPsiElement(), PsiDocTag.class); |
| if (myTag == null) return; |
| if (!FileModificationService.getInstance().preparePsiElementForWrite(myTag)) return; |
| myTag.delete(); |
| } |
| } |
| } |