| /* |
| * Copyright 2006-2012 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.security; |
| |
| import com.intellij.psi.*; |
| import com.siyeh.InspectionGadgetsBundle; |
| import com.siyeh.ig.BaseInspection; |
| import com.siyeh.ig.BaseInspectionVisitor; |
| import com.intellij.psi.util.FileTypeUtils; |
| import org.jetbrains.annotations.NotNull; |
| |
| public class DesignForExtensionInspection extends BaseInspection { |
| |
| @Override |
| @NotNull |
| public String getDisplayName() { |
| return InspectionGadgetsBundle.message("design.for.extension.display.name"); |
| } |
| |
| @Override |
| @NotNull |
| protected String buildErrorString(Object... infos) { |
| return InspectionGadgetsBundle.message( |
| "design.for.extension.problem.descriptor"); |
| } |
| |
| @Override |
| public BaseInspectionVisitor buildVisitor() { |
| return new DesignForExtensionVisitor(); |
| } |
| |
| private static class DesignForExtensionVisitor extends BaseInspectionVisitor { |
| |
| @Override |
| public void visitMethod(PsiMethod method) { |
| if (FileTypeUtils.isInServerPageFile(method)) { |
| // IDEADEV-25538 |
| return; |
| } |
| super.visitMethod(method); |
| if (method.isConstructor()) { |
| return; |
| } |
| if (method.hasModifierProperty(PsiModifier.PRIVATE) || |
| method.hasModifierProperty(PsiModifier.FINAL) || |
| method.hasModifierProperty(PsiModifier.ABSTRACT) || |
| method.hasModifierProperty(PsiModifier.STATIC)) { |
| return; |
| } |
| final PsiClass containingClass = method.getContainingClass(); |
| if (containingClass == null) { |
| return; |
| } |
| if (containingClass.isEnum() || containingClass.isInterface() || containingClass.isAnnotationType()) { |
| return; |
| } |
| if (containingClass.hasModifierProperty(PsiModifier.FINAL)) { |
| return; |
| } |
| if (containingClass instanceof PsiAnonymousClass) { |
| return; |
| } |
| final PsiCodeBlock body = method.getBody(); |
| if (body == null) { |
| return; |
| } |
| final PsiStatement[] statements = body.getStatements(); |
| if (statements.length == 0) { |
| return; |
| } |
| registerMethodError(method); |
| } |
| } |
| } |