| /* |
| * 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 com.siyeh.ipp.decls; |
| |
| import com.intellij.psi.*; |
| import com.intellij.util.IncorrectOperationException; |
| import com.siyeh.IntentionPowerPackBundle; |
| import com.siyeh.ipp.base.MutablyNamedIntention; |
| import com.siyeh.ipp.base.PsiElementPredicate; |
| import org.jetbrains.annotations.NotNull; |
| |
| /** |
| * @author Bas Leijdekkers |
| */ |
| public class ChangeVariableTypeToRhsTypeIntention extends MutablyNamedIntention { |
| |
| @NotNull |
| @Override |
| protected PsiElementPredicate getElementPredicate() { |
| return new ChangeVariableTypeToRhsTypePredicate(); |
| } |
| |
| @Override |
| protected String getTextForElement(PsiElement element) { |
| final PsiVariable variable = (PsiVariable)element.getParent(); |
| final PsiExpression initializer = variable.getInitializer(); |
| assert initializer != null; |
| final PsiType type = initializer.getType(); |
| assert type != null; |
| return IntentionPowerPackBundle.message("change.variable.type.to.rhs.type.intention.name", |
| variable.getName(), type.getPresentableText()); |
| } |
| |
| @Override |
| protected void processIntention(@NotNull PsiElement element) throws IncorrectOperationException { |
| final PsiElement parent = element.getParent(); |
| if (!(parent instanceof PsiVariable)) { |
| return; |
| } |
| final PsiVariable variable = (PsiVariable)parent; |
| final PsiExpression initializer = variable.getInitializer(); |
| if (initializer == null) { |
| return; |
| } |
| final PsiType type = initializer.getType(); |
| if (type == null) { |
| return; |
| } |
| final PsiElementFactory factory = JavaPsiFacade.getElementFactory(element.getProject()); |
| final PsiTypeElement typeElement = factory.createTypeElement(type); |
| final PsiTypeElement variableTypeElement = variable.getTypeElement(); |
| if (variableTypeElement == null) { |
| return; |
| } |
| variableTypeElement.replace(typeElement); |
| } |
| } |