| /* |
| * Copyright 2003-2013 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.portability; |
| |
| import com.intellij.codeInspection.ui.SingleCheckboxOptionsPanel; |
| import com.intellij.psi.*; |
| import com.intellij.psi.util.PsiMethodUtil; |
| import com.intellij.psi.util.PsiTreeUtil; |
| import com.siyeh.InspectionGadgetsBundle; |
| import com.siyeh.ig.BaseInspection; |
| import com.siyeh.ig.BaseInspectionVisitor; |
| import org.jetbrains.annotations.NonNls; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import javax.swing.*; |
| |
| public class SystemExitInspection extends BaseInspection { |
| |
| @SuppressWarnings("PublicField") |
| public boolean ignoreInMainMethod = false; |
| |
| @Override |
| @NotNull |
| public String getID() { |
| return "CallToSystemExit"; |
| } |
| |
| @Override |
| @NotNull |
| public String getDisplayName() { |
| return InspectionGadgetsBundle.message("system.exit.call.display.name"); |
| } |
| |
| @Override |
| @NotNull |
| public String buildErrorString(Object... infos) { |
| final String className = (String)infos[0]; |
| return InspectionGadgetsBundle.message("system.exit.call.problem.descriptor", className); |
| } |
| |
| @Nullable |
| @Override |
| public JComponent createOptionsPanel() { |
| return new SingleCheckboxOptionsPanel(InspectionGadgetsBundle.message("system.exit.call.ignore.option"), this, "ignoreInMainMethod"); |
| } |
| |
| @Override |
| public BaseInspectionVisitor buildVisitor() { |
| return new SystemExitVisitor(); |
| } |
| |
| private class SystemExitVisitor extends BaseInspectionVisitor { |
| |
| @Override |
| public void visitMethodCallExpression(@NotNull PsiMethodCallExpression expression) { |
| super.visitMethodCallExpression(expression); |
| final PsiReferenceExpression methodExpression = expression.getMethodExpression(); |
| @NonNls final String methodName = methodExpression.getReferenceName(); |
| if (!"exit".equals(methodName) && !"halt".equals(methodName)) { |
| return; |
| } |
| final PsiMethod containingMethod = PsiTreeUtil.getParentOfType(expression, PsiMethod.class, true, PsiClass.class); |
| if (ignoreInMainMethod && PsiMethodUtil.isMainMethod(containingMethod)) { |
| return; |
| } |
| final PsiMethod method = expression.resolveMethod(); |
| if (method == null) { |
| return; |
| } |
| final PsiParameterList parameterList = method.getParameterList(); |
| if (parameterList.getParametersCount() != 1) { |
| return; |
| } |
| final PsiParameter[] parameters = parameterList.getParameters(); |
| final PsiType parameterType = parameters[0].getType(); |
| if (!parameterType.equals(PsiType.INT)) { |
| return; |
| } |
| final PsiClass aClass = method.getContainingClass(); |
| if (aClass == null) { |
| return; |
| } |
| final String className = aClass.getQualifiedName(); |
| if (!"java.lang.System".equals(className) && !"java.lang.Runtime".equals(className)) { |
| return; |
| } |
| registerMethodCallError(expression, "System"); |
| } |
| } |
| } |