| /* |
| * 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.resources; |
| |
| import com.intellij.psi.PsiExpression; |
| import com.intellij.psi.PsiMethodCallExpression; |
| import com.intellij.psi.PsiNewExpression; |
| import com.intellij.psi.PsiReferenceExpression; |
| import com.siyeh.InspectionGadgetsBundle; |
| import com.siyeh.ig.psiutils.TypeUtils; |
| import org.jetbrains.annotations.NonNls; |
| import org.jetbrains.annotations.NotNull; |
| |
| public class SocketResourceInspection extends ResourceInspection { |
| |
| @Override |
| @NotNull |
| public String getID() { |
| return "SocketOpenedButNotSafelyClosed"; |
| } |
| |
| @Override |
| @NotNull |
| public String getDisplayName() { |
| return InspectionGadgetsBundle.message("socket.opened.not.closed.display.name"); |
| } |
| |
| @Override |
| protected boolean isResourceCreation(PsiExpression expression) { |
| if (expression instanceof PsiMethodCallExpression) { |
| final PsiMethodCallExpression methodCallExpression = (PsiMethodCallExpression)expression; |
| final PsiReferenceExpression methodExpression = methodCallExpression.getMethodExpression(); |
| @NonNls final String methodName = methodExpression.getReferenceName(); |
| if (!"accept".equals(methodName)) { |
| return false; |
| } |
| final PsiExpression qualifier = methodExpression.getQualifierExpression(); |
| if (qualifier == null || !TypeUtils.expressionHasTypeOrSubtype(qualifier, "java.net.ServerSocket")) { |
| return false; |
| } |
| return TypeUtils.expressionHasTypeOrSubtype(methodCallExpression, "java.net.Socket"); |
| } |
| else if (expression instanceof PsiNewExpression) { |
| return TypeUtils.expressionHasTypeOrSubtype(expression, "java.net.Socket", "java.net.DatagramSocket", "java.net.ServerSocket") != null; |
| } |
| return false; |
| } |
| } |