| /* |
| * Copyright 2003-2011 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.threading; |
| |
| import com.intellij.codeInspection.ProblemDescriptor; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.psi.*; |
| import com.intellij.psi.util.InheritanceUtil; |
| import com.intellij.psi.util.PsiTreeUtil; |
| import com.intellij.util.IncorrectOperationException; |
| import com.siyeh.HardcodedMethodConstants; |
| import com.siyeh.InspectionGadgetsBundle; |
| import com.siyeh.ig.BaseInspection; |
| import com.siyeh.ig.BaseInspectionVisitor; |
| import com.siyeh.ig.InspectionGadgetsFix; |
| import org.jetbrains.annotations.NotNull; |
| |
| public class ThreadRunInspection extends BaseInspection { |
| |
| @Override |
| @NotNull |
| public String getDisplayName() { |
| return InspectionGadgetsBundle.message("thread.run.display.name"); |
| } |
| |
| @Override |
| @NotNull |
| public String getID() { |
| return "CallToThreadRun"; |
| } |
| |
| @Override |
| @NotNull |
| protected String buildErrorString(Object... infos) { |
| return InspectionGadgetsBundle.message("thread.run.problem.descriptor"); |
| } |
| |
| @Override |
| public InspectionGadgetsFix buildFix(Object... infos) { |
| return new ThreadRunFix(); |
| } |
| |
| private static class ThreadRunFix extends InspectionGadgetsFix { |
| |
| @Override |
| @NotNull |
| public String getName() { |
| return InspectionGadgetsBundle.message( |
| "thread.run.replace.quickfix"); |
| } |
| |
| @NotNull |
| @Override |
| public String getFamilyName() { |
| return getName(); |
| } |
| |
| @Override |
| public void doFix(@NotNull Project project, ProblemDescriptor descriptor) |
| throws IncorrectOperationException { |
| final PsiElement methodNameIdentifier = descriptor.getPsiElement(); |
| final PsiReferenceExpression methodExpression = |
| (PsiReferenceExpression)methodNameIdentifier.getParent(); |
| assert methodExpression != null; |
| final PsiExpression qualifier = |
| methodExpression.getQualifierExpression(); |
| if (qualifier == null) { |
| replaceExpression(methodExpression, "start"); |
| } |
| else { |
| final String qualifierText = qualifier.getText(); |
| replaceExpression(methodExpression, qualifierText + ".start"); |
| } |
| } |
| } |
| |
| @Override |
| public BaseInspectionVisitor buildVisitor() { |
| return new ThreadRunVisitor(); |
| } |
| |
| private static class ThreadRunVisitor extends BaseInspectionVisitor { |
| |
| @Override |
| public void visitMethodCallExpression( |
| @NotNull PsiMethodCallExpression expression) { |
| super.visitMethodCallExpression(expression); |
| final PsiReferenceExpression methodExpression = |
| expression.getMethodExpression(); |
| final String methodName = methodExpression.getReferenceName(); |
| if (!HardcodedMethodConstants.RUN.equals(methodName)) { |
| return; |
| } |
| final PsiMethod method = expression.resolveMethod(); |
| if (method == null) { |
| return; |
| } |
| final PsiParameterList parameterList = method.getParameterList(); |
| if (parameterList.getParametersCount() != 0) { |
| return; |
| } |
| final PsiClass methodClass = method.getContainingClass(); |
| if (methodClass == null) { |
| return; |
| } |
| if (!InheritanceUtil.isInheritor(methodClass, "java.lang.Thread")) { |
| return; |
| } |
| if (isInsideThreadRun(expression)) { |
| return; |
| } |
| registerMethodCallError(expression); |
| } |
| |
| private static boolean isInsideThreadRun( |
| PsiElement element) { |
| final PsiMethod method = |
| PsiTreeUtil.getParentOfType(element, PsiMethod.class); |
| if (method == null) { |
| return false; |
| } |
| final String methodName = method.getName(); |
| if (!HardcodedMethodConstants.RUN.equals(methodName)) { |
| return false; |
| } |
| final PsiClass methodClass = method.getContainingClass(); |
| if (methodClass == null) { |
| return false; |
| } |
| return InheritanceUtil.isInheritor(methodClass, "java.lang.Thread"); |
| } |
| } |
| } |