| /* |
| * Copyright 2000-2013 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 org.jetbrains.plugins.groovy.intentions.style; |
| |
| import com.intellij.openapi.editor.Editor; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.psi.PsiClass; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiFile; |
| import com.intellij.psi.PsiReference; |
| import com.intellij.psi.search.LocalSearchScope; |
| import com.intellij.psi.search.searches.ReferencesSearch; |
| import com.intellij.util.IncorrectOperationException; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.plugins.groovy.intentions.base.Intention; |
| import org.jetbrains.plugins.groovy.intentions.base.PsiElementPredicate; |
| import org.jetbrains.plugins.groovy.lang.psi.GrQualifiedReference; |
| import org.jetbrains.plugins.groovy.lang.psi.GrReferenceElement; |
| import org.jetbrains.plugins.groovy.lang.psi.GroovyFile; |
| import org.jetbrains.plugins.groovy.lang.psi.GroovyPsiElementFactory; |
| import org.jetbrains.plugins.groovy.lang.psi.api.toplevel.imports.GrImportStatement; |
| |
| /** |
| * @author Maxim.Medvedev |
| */ |
| public class ImportOnDemandIntention extends Intention { |
| |
| @Override |
| protected void processIntention(@NotNull PsiElement element, Project project, Editor editor) throws IncorrectOperationException { |
| if (!(element instanceof GrReferenceElement)) return; |
| final GrReferenceElement ref = (GrReferenceElement)element; |
| final PsiElement resolved = ref.resolve(); |
| if (!(resolved instanceof PsiClass)) return; |
| |
| final String qname = ((PsiClass)resolved).getQualifiedName(); |
| |
| final GrImportStatement importStatement = |
| GroovyPsiElementFactory.getInstance(project).createImportStatementFromText(qname, true, true, null); |
| |
| final PsiFile containingFile = element.getContainingFile(); |
| if (!(containingFile instanceof GroovyFile)) return; |
| ((GroovyFile)containingFile).addImport(importStatement); |
| |
| for (PsiReference reference : ReferencesSearch.search(resolved, new LocalSearchScope(containingFile))) { |
| final PsiElement refElement = reference.getElement(); |
| if (refElement == null) continue; |
| final PsiElement parent = refElement.getParent(); |
| if (parent instanceof GrQualifiedReference<?>) { |
| org.jetbrains.plugins.groovy.codeStyle.GrReferenceAdjuster.shortenReference((GrQualifiedReference<?>)parent); |
| } |
| } |
| } |
| |
| @NotNull |
| @Override |
| protected PsiElementPredicate getElementPredicate() { |
| return new PsiElementPredicate() { |
| @Override |
| public boolean satisfiedBy(PsiElement element) { |
| if (!(element instanceof GrReferenceElement)) return false; |
| final GrReferenceElement ref = (GrReferenceElement)element; |
| final PsiElement parent = ref.getParent(); |
| if (!(parent instanceof GrReferenceElement)) return false; |
| final PsiElement resolved = ref.resolve(); |
| if (resolved == null) return false; |
| return resolved instanceof PsiClass; |
| } |
| }; |
| } |
| } |