| /******************************************************************************* |
| * Copyright (c) 2008, 2017 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.pde.api.tools.ui.internal.markers; |
| |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.eclipse.core.resources.IMarker; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.NullProgressMonitor; |
| import org.eclipse.jdt.core.ICompilationUnit; |
| import org.eclipse.jdt.core.IJavaElement; |
| import org.eclipse.jdt.core.IMember; |
| import org.eclipse.jdt.core.ISourceRange; |
| import org.eclipse.jdt.core.JavaCore; |
| import org.eclipse.jdt.core.dom.AST; |
| import org.eclipse.jdt.core.dom.ASTParser; |
| import org.eclipse.jdt.core.dom.BodyDeclaration; |
| import org.eclipse.jdt.core.dom.CompilationUnit; |
| import org.eclipse.jdt.core.dom.Javadoc; |
| import org.eclipse.jdt.core.dom.TagElement; |
| import org.eclipse.jdt.core.dom.TextElement; |
| import org.eclipse.jdt.core.dom.rewrite.ASTRewrite; |
| import org.eclipse.jdt.core.dom.rewrite.ListRewrite; |
| import org.eclipse.jdt.ui.JavaUI; |
| import org.eclipse.pde.api.tools.internal.provisional.IApiMarkerConstants; |
| import org.eclipse.pde.api.tools.internal.provisional.problems.IApiProblem; |
| import org.eclipse.pde.api.tools.ui.internal.ApiUIPlugin; |
| import org.eclipse.text.edits.TextEdit; |
| |
| public class UpdateSinceTagOperation { |
| |
| private IMarker fMarker; |
| private int sinceTagType; |
| private String sinceTagVersion; |
| |
| public UpdateSinceTagOperation(IMarker marker, int sinceTagType, String sinceTagVersion) { |
| this.fMarker = marker; |
| this.sinceTagType = sinceTagType; |
| this.sinceTagVersion = sinceTagVersion; |
| } |
| |
| public void run(IProgressMonitor monitor) { |
| if (monitor != null && monitor.isCanceled()) { |
| return; |
| } |
| if (monitor != null) { |
| monitor.beginTask(MarkerMessages.UpdateSinceTagOperation_title, 3); |
| } |
| // retrieve the AST node compilation unit |
| try { |
| Integer charStartAttribute = (Integer) this.fMarker.getAttribute(IMarker.CHAR_START); |
| int intValue = charStartAttribute.intValue(); |
| IJavaElement javaElement = null; |
| IJavaElement handleElement = null; |
| if (intValue > 0) { |
| IResource resource = this.fMarker.getResource(); |
| javaElement = JavaCore.create(resource); |
| } else { |
| // this is a case where the marker is reported against the |
| // MANIFEST.MF file |
| String handle = (String) fMarker.getAttribute(IApiMarkerConstants.MARKER_ATTR_HANDLE_ID); |
| if (handle != null) { |
| handleElement = JavaCore.create(handle); |
| } |
| if (handleElement != null && handleElement.exists()) { |
| javaElement = handleElement.getAncestor(IJavaElement.COMPILATION_UNIT); |
| } |
| } |
| if (javaElement != null && javaElement.getElementType() == IJavaElement.COMPILATION_UNIT) { |
| ICompilationUnit compilationUnit = (ICompilationUnit) javaElement; |
| if (!compilationUnit.isWorkingCopy()) { |
| // open an editor of the corresponding unit to "show" the |
| // quickfix change |
| JavaUI.openInEditor(compilationUnit); |
| } |
| ASTParser parser = ASTParser.newParser(AST.JLS10); |
| parser.setSource(compilationUnit); |
| if (intValue <= 0) { |
| // try to use the name range of the corresponding element |
| if (handleElement instanceof IMember) { |
| IMember member = (IMember) handleElement; |
| ISourceRange range = member.getNameRange(); |
| if (range != null) { |
| intValue = range.getOffset(); |
| } else { |
| range = member.getSourceRange(); |
| if (range != null && range.getOffset() > 0) { |
| intValue = range.getOffset(); |
| } else { |
| return; |
| } |
| } |
| } else { |
| return; |
| } |
| } |
| parser.setFocalPosition(intValue); |
| parser.setResolveBindings(true); |
| Map<String, String> options = compilationUnit.getJavaProject().getOptions(true); |
| options.put(JavaCore.COMPILER_DOC_COMMENT_SUPPORT, JavaCore.ENABLED); |
| parser.setCompilerOptions(options); |
| final CompilationUnit unit = (CompilationUnit) parser.createAST(new NullProgressMonitor()); |
| BodyDeclaration node = null; |
| NodeFinder nodeFinder = new NodeFinder(intValue); |
| unit.accept(nodeFinder); |
| if (monitor != null) { |
| monitor.worked(1); |
| } |
| node = nodeFinder.getNode(); |
| if (node != null) { |
| unit.recordModifications(); |
| AST ast = unit.getAST(); |
| ASTRewrite rewrite = ASTRewrite.create(ast); |
| if (IApiProblem.SINCE_TAG_MISSING == this.sinceTagType) { |
| Javadoc docnode = node.getJavadoc(); |
| if (docnode == null) { |
| docnode = ast.newJavadoc(); |
| // we do not want to create a new empty Javadoc node |
| // in |
| // the AST if there are no missing tags |
| rewrite.set(node, node.getJavadocProperty(), docnode, null); |
| } else { |
| List<TagElement> tags = docnode.tags(); |
| boolean found = false; |
| loop: for (TagElement element : tags) { |
| String tagName = element.getTagName(); |
| if (TagElement.TAG_SINCE.equals(tagName)) { |
| found = true; |
| break loop; |
| } |
| } |
| if (found) { |
| return; |
| } |
| } |
| ListRewrite lrewrite = rewrite.getListRewrite(docnode, Javadoc.TAGS_PROPERTY); |
| // check the existing tags list |
| TagElement newtag = ast.newTagElement(); |
| newtag.setTagName(TagElement.TAG_SINCE); |
| TextElement textElement = ast.newTextElement(); |
| textElement.setText(this.sinceTagVersion); |
| newtag.fragments().add(textElement); |
| lrewrite.insertLast(newtag, null); |
| } else { |
| Javadoc docnode = node.getJavadoc(); |
| List<TagElement> tags = docnode.tags(); |
| TagElement sinceTag = null; |
| for (TagElement tagElement : tags) { |
| if (TagElement.TAG_SINCE.equals(tagElement.getTagName())) { |
| sinceTag = tagElement; |
| break; |
| } |
| } |
| if (sinceTag != null) { |
| List<TextElement> fragments = sinceTag.fragments(); |
| if (fragments.size() >= 1) { |
| TextElement textElement = fragments.get(0); |
| StringBuilder buffer = new StringBuilder(); |
| buffer.append(' ').append(this.sinceTagVersion); |
| rewrite.set(textElement, TextElement.TEXT_PROPERTY, String.valueOf(buffer), null); |
| } else { |
| ListRewrite lrewrite = rewrite.getListRewrite(docnode, Javadoc.TAGS_PROPERTY); |
| // check the existing tags list |
| TagElement newtag = ast.newTagElement(); |
| newtag.setTagName(TagElement.TAG_SINCE); |
| TextElement textElement = ast.newTextElement(); |
| textElement.setText(this.sinceTagVersion); |
| newtag.fragments().add(textElement); |
| lrewrite.replace(sinceTag, newtag, null); |
| } |
| } |
| } |
| try { |
| if (monitor != null) { |
| monitor.worked(1); |
| } |
| TextEdit edit = rewrite.rewriteAST(); |
| compilationUnit.applyTextEdit(edit, monitor); |
| if (monitor != null) { |
| monitor.worked(1); |
| } |
| } finally { |
| compilationUnit.reconcile(ICompilationUnit.NO_AST, false /* |
| * don |
| * 't |
| * force |
| * problem |
| * detection |
| */, null /* |
| * use |
| * primary |
| * owner |
| */, null /* |
| * no |
| * progress |
| * monitor |
| */); |
| } |
| } |
| } |
| } catch (CoreException e) { |
| ApiUIPlugin.log(e); |
| } finally { |
| if (monitor != null) { |
| monitor.done(); |
| } |
| } |
| } |
| } |