| /* |
| * Copyright 2000-2014 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.codeInsight.navigation.actions; |
| |
| import com.intellij.codeInsight.TargetElementUtilBase; |
| import com.intellij.openapi.editor.Editor; |
| import com.intellij.psi.*; |
| import com.intellij.psi.util.PsiUtil; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| /** |
| * @author yole |
| */ |
| public class JavaTypeDeclarationProvider implements TypeDeclarationPlaceAwareProvider { |
| @Override |
| public PsiElement[] getSymbolTypeDeclarations(@NotNull PsiElement symbol) { |
| return getSymbolTypeDeclarations(symbol, null, -1); |
| } |
| |
| @Nullable |
| @Override |
| public PsiElement[] getSymbolTypeDeclarations(@NotNull PsiElement targetElement, Editor editor, int offset) { |
| PsiType type; |
| if (targetElement instanceof PsiVariable){ |
| type = ((PsiVariable)targetElement).getType(); |
| } |
| else if (targetElement instanceof PsiMethod){ |
| type = ((PsiMethod)targetElement).getReturnType(); |
| } |
| else{ |
| return null; |
| } |
| if (type == null) return null; |
| if (editor != null) { |
| final PsiReference reference = TargetElementUtilBase.findReference(editor, offset); |
| if (reference instanceof PsiJavaReference) { |
| final JavaResolveResult resolveResult = ((PsiJavaReference)reference).advancedResolve(true); |
| type = resolveResult.getSubstitutor().substitute(type); |
| } |
| } |
| PsiClass psiClass = PsiUtil.resolveClassInType(type); |
| return psiClass == null ? null : new PsiElement[] {psiClass}; |
| } |
| } |