| /* |
| * 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.ig.naming; |
| |
| import com.intellij.psi.*; |
| import com.siyeh.HardcodedMethodConstants; |
| import com.siyeh.InspectionGadgetsBundle; |
| import com.siyeh.ig.BaseInspection; |
| import com.siyeh.ig.BaseInspectionVisitor; |
| import com.siyeh.ig.psiutils.TypeUtils; |
| import org.jetbrains.annotations.NotNull; |
| |
| public class ConfusingMainMethodInspectionBase extends BaseInspection { |
| @Override |
| @NotNull |
| public String getDisplayName() { |
| return InspectionGadgetsBundle.message( |
| "confusing.main.method.display.name"); |
| } |
| |
| @Override |
| @NotNull |
| protected String buildErrorString(Object... infos) { |
| return InspectionGadgetsBundle.message( |
| "confusing.main.method.problem.descriptor"); |
| } |
| |
| @Override |
| protected boolean buildQuickFixesOnlyForOnTheFlyErrors() { |
| return true; |
| } |
| |
| @Override |
| public BaseInspectionVisitor buildVisitor() { |
| return new ConfusingMainMethodVisitor(); |
| } |
| |
| private static class ConfusingMainMethodVisitor |
| extends BaseInspectionVisitor { |
| |
| @Override |
| public void visitMethod(@NotNull PsiMethod aMethod) { |
| // no call to super, so it doesn't drill down into inner classes |
| final String methodName = aMethod.getName(); |
| if (!HardcodedMethodConstants.MAIN.equals(methodName)) { |
| return; |
| } |
| if (!aMethod.hasModifierProperty(PsiModifier.PUBLIC)) { |
| registerMethodError(aMethod); |
| return; |
| } |
| if (!aMethod.hasModifierProperty(PsiModifier.STATIC)) { |
| registerMethodError(aMethod); |
| return; |
| } |
| final PsiType returnType = aMethod.getReturnType(); |
| |
| if (!TypeUtils.typeEquals(PsiKeyword.VOID, returnType)) { |
| registerMethodError(aMethod); |
| return; |
| } |
| final PsiParameterList parameterList = aMethod.getParameterList(); |
| if (parameterList.getParametersCount() != 1) { |
| registerMethodError(aMethod); |
| return; |
| } |
| final PsiParameter[] parameters = parameterList.getParameters(); |
| final PsiType parameterType = parameters[0].getType(); |
| if (!TypeUtils.typeEquals(CommonClassNames.JAVA_LANG_STRING + "[]", |
| parameterType)) { |
| registerMethodError(aMethod); |
| } |
| } |
| } |
| } |