| /* |
| * Copyright 2011 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.ipp.exceptions; |
| |
| import com.intellij.psi.*; |
| import com.intellij.psi.codeStyle.JavaCodeStyleManager; |
| import com.intellij.util.IncorrectOperationException; |
| import com.siyeh.ipp.base.Intention; |
| import com.siyeh.ipp.base.PsiElementPredicate; |
| import org.jetbrains.annotations.NotNull; |
| |
| import static com.intellij.util.ObjectUtils.assertNotNull; |
| |
| public class SplitMultiCatchIntention extends Intention { |
| |
| @NotNull |
| @Override |
| protected PsiElementPredicate getElementPredicate() { |
| return new MulticatchPredicate(); |
| } |
| |
| @Override |
| protected void processIntention(@NotNull PsiElement element) throws IncorrectOperationException { |
| final PsiElement parent = element.getParent(); |
| if (!(parent instanceof PsiCatchSection)) { |
| return; |
| } |
| final PsiCatchSection catchSection = (PsiCatchSection)parent; |
| final PsiElement grandParent = catchSection.getParent(); |
| if (!(grandParent instanceof PsiTryStatement)) { |
| return; |
| } |
| final PsiParameter parameter = catchSection.getParameter(); |
| if (parameter == null) { |
| return; |
| } |
| final PsiType type = parameter.getType(); |
| if (!(type instanceof PsiDisjunctionType)) { |
| return; |
| } |
| |
| final PsiElementFactory factory = JavaPsiFacade.getElementFactory(element.getProject()); |
| final JavaCodeStyleManager styleManager = JavaCodeStyleManager.getInstance(element.getProject()); |
| for (PsiType disjunction : ((PsiDisjunctionType)type).getDisjunctions()) { |
| final PsiCatchSection copy = (PsiCatchSection)catchSection.copy(); |
| |
| final PsiTypeElement typeElement = assertNotNull(assertNotNull(copy.getParameter()).getTypeElement()); |
| final PsiTypeElement newTypeElement = factory.createTypeElementFromText(disjunction.getCanonicalText(true), catchSection); |
| final PsiElement replaced = typeElement.replace(newTypeElement); |
| |
| grandParent.addBefore(copy, catchSection); |
| styleManager.shortenClassReferences(replaced); |
| } |
| |
| catchSection.delete(); |
| } |
| } |