| /* |
| * Copyright 2003-2010 Dave Griffith, Bas Leijdekkers |
| * |
| * 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.ig.fixes; |
| |
| import com.intellij.codeInspection.ProblemDescriptor; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.psi.*; |
| import com.intellij.util.IncorrectOperationException; |
| import com.siyeh.InspectionGadgetsBundle; |
| import com.siyeh.ig.InspectionGadgetsFix; |
| import org.jetbrains.annotations.NotNull; |
| |
| public class NormalizeDeclarationFix extends InspectionGadgetsFix { |
| @Override |
| @NotNull |
| public String getFamilyName() { |
| return getName(); |
| } |
| |
| @Override |
| @NotNull |
| public String getName() { |
| return InspectionGadgetsBundle.message("normalize.declaration.quickfix"); |
| } |
| |
| @Override |
| public void doFix(Project project, ProblemDescriptor descriptor) |
| throws IncorrectOperationException { |
| final PsiElement variableNameElement = descriptor.getPsiElement(); |
| final PsiVariable parent = |
| (PsiVariable)variableNameElement.getParent(); |
| if (parent == null) { |
| return; |
| } |
| if (parent instanceof PsiField) { |
| parent.normalizeDeclaration(); |
| return; |
| } |
| final PsiElement grandParent = parent.getParent(); |
| if (!(grandParent instanceof PsiDeclarationStatement)) { |
| return; |
| } |
| final PsiElement greatGrandParent = grandParent.getParent(); |
| if (greatGrandParent instanceof PsiForStatement) { |
| final PsiDeclarationStatement declarationStatement = |
| (PsiDeclarationStatement)grandParent; |
| splitMultipleDeclarationInForStatementInitialization( |
| declarationStatement); |
| return; |
| } |
| parent.normalizeDeclaration(); |
| } |
| |
| private static void splitMultipleDeclarationInForStatementInitialization( |
| PsiDeclarationStatement declarationStatement) { |
| final PsiElement forStatement = declarationStatement.getParent(); |
| final PsiElement[] declaredElements = |
| declarationStatement.getDeclaredElements(); |
| final Project project = forStatement.getProject(); |
| final PsiElementFactory factory = |
| JavaPsiFacade.getElementFactory(project); |
| final PsiElement greatGreatGrandParent = forStatement.getParent(); |
| final PsiBlockStatement blockStatement; |
| final PsiCodeBlock codeBlock; |
| if (!(greatGreatGrandParent instanceof PsiCodeBlock)) { |
| blockStatement = (PsiBlockStatement) |
| factory.createStatementFromText("{}", forStatement); |
| codeBlock = blockStatement.getCodeBlock(); |
| } |
| else { |
| blockStatement = null; |
| codeBlock = null; |
| } |
| for (int i = 1; i < declaredElements.length; i++) { |
| final PsiElement declaredElement = declaredElements[i]; |
| if (!(declaredElement instanceof PsiVariable)) { |
| continue; |
| } |
| final PsiVariable variable = (PsiVariable)declaredElement; |
| final PsiType type = variable.getType(); |
| final String typeText = type.getCanonicalText(); |
| final StringBuilder newStatementText = |
| new StringBuilder(typeText); |
| newStatementText.append(' '); |
| newStatementText.append(variable.getName()); |
| final PsiExpression initializer = variable.getInitializer(); |
| if (initializer != null) { |
| newStatementText.append('='); |
| newStatementText.append(initializer.getText()); |
| } |
| newStatementText.append(';'); |
| final PsiStatement newStatement = |
| factory.createStatementFromText( |
| newStatementText.toString(), forStatement); |
| if (codeBlock == null) { |
| greatGreatGrandParent.addBefore(newStatement, forStatement); |
| } |
| else { |
| codeBlock.add(newStatement); |
| } |
| } |
| for (int i = 1; i < declaredElements.length; i++) { |
| final PsiElement declaredElement = declaredElements[i]; |
| if (!(declaredElement instanceof PsiVariable)) { |
| continue; |
| } |
| declaredElement.delete(); |
| } |
| if (codeBlock != null) { |
| codeBlock.add(forStatement); |
| forStatement.replace(blockStatement); |
| } |
| } |
| } |