| /* |
| * Copyright 2003-2007 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.errorhandling; |
| |
| import com.intellij.psi.PsiCodeBlock; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiKeyword; |
| import com.intellij.psi.PsiTryStatement; |
| import com.siyeh.InspectionGadgetsBundle; |
| import com.siyeh.ig.BaseInspection; |
| import com.siyeh.ig.BaseInspectionVisitor; |
| import com.siyeh.ig.psiutils.ControlFlowUtils; |
| import org.jetbrains.annotations.NotNull; |
| |
| public class FinallyBlockCannotCompleteNormallyInspection |
| extends BaseInspection { |
| |
| @Override |
| @NotNull |
| public String getID() { |
| return "finally"; |
| } |
| |
| @Override |
| @NotNull |
| public String getDisplayName() { |
| return InspectionGadgetsBundle.message( |
| "finally.block.cannot.complete.normally.display.name"); |
| } |
| |
| @Override |
| @NotNull |
| protected String buildErrorString(Object... infos) { |
| return InspectionGadgetsBundle.message( |
| "finally.block.cannot.complete.normally.problem.descriptor"); |
| } |
| |
| @Override |
| public boolean isEnabledByDefault() { |
| return true; |
| } |
| |
| @Override |
| public BaseInspectionVisitor buildVisitor() { |
| return new FinallyBlockCannotCompleteNormallyVisitor(); |
| } |
| |
| private static class FinallyBlockCannotCompleteNormallyVisitor |
| extends BaseInspectionVisitor { |
| |
| @Override |
| public void visitTryStatement(@NotNull PsiTryStatement statement) { |
| super.visitTryStatement(statement); |
| final PsiCodeBlock finallyBlock = statement.getFinallyBlock(); |
| if (finallyBlock == null) { |
| return; |
| } |
| if (ControlFlowUtils.codeBlockMayCompleteNormally(finallyBlock)) { |
| return; |
| } |
| final PsiElement[] children = statement.getChildren(); |
| for (final PsiElement child : children) { |
| final String childText = child.getText(); |
| if (PsiKeyword.FINALLY.equals(childText)) { |
| registerError(child); |
| return; |
| } |
| } |
| } |
| } |
| } |