| /* |
| * Copyright 2006-2011 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.bugs; |
| |
| import com.intellij.psi.*; |
| import com.intellij.psi.util.ConstantExpressionUtil; |
| import com.intellij.psi.util.PsiUtil; |
| import com.siyeh.InspectionGadgetsBundle; |
| import com.siyeh.ig.BaseInspection; |
| import com.siyeh.ig.BaseInspectionVisitor; |
| import org.jetbrains.annotations.NonNls; |
| import org.jetbrains.annotations.NotNull; |
| |
| public class ReplaceAllDotInspection extends BaseInspection { |
| |
| @Override |
| @NotNull |
| public String getDisplayName() { |
| return InspectionGadgetsBundle.message( |
| "replace.all.dot.display.name"); |
| } |
| |
| @Override |
| @NotNull |
| public String buildErrorString(Object... infos) { |
| return InspectionGadgetsBundle.message( |
| "replace.all.dot.problem.descriptor"); |
| } |
| |
| @Override |
| public BaseInspectionVisitor buildVisitor() { |
| return new ReplaceAllDotVisitor(); |
| } |
| |
| private static class ReplaceAllDotVisitor |
| extends BaseInspectionVisitor { |
| |
| @Override |
| public void visitMethodCallExpression( |
| @NotNull PsiMethodCallExpression expression) { |
| super.visitMethodCallExpression(expression); |
| final PsiReferenceExpression methodExpression = |
| expression.getMethodExpression(); |
| @NonNls final String methodName = |
| methodExpression.getReferenceName(); |
| if (!"replaceAll".equals(methodName)) { |
| return; |
| } |
| final PsiExpressionList argumentList = expression.getArgumentList(); |
| final PsiExpression[] arguments = argumentList.getExpressions(); |
| if (arguments.length != 2) { |
| return; |
| } |
| final PsiExpression argument = arguments[0]; |
| if (!PsiUtil.isConstantExpression(argument)) { |
| return; |
| } |
| final PsiType argumentType = argument.getType(); |
| if (argumentType == null) { |
| return; |
| } |
| final String canonicalText = argumentType.getCanonicalText(); |
| if (!CommonClassNames.JAVA_LANG_STRING.equals(canonicalText)) { |
| return; |
| } |
| final String argValue = |
| (String)ConstantExpressionUtil.computeCastTo(argument, |
| argumentType); |
| if (!".".equals(argValue)) { |
| return; |
| } |
| final PsiMethod method = expression.resolveMethod(); |
| if (method == null) { |
| return; |
| } |
| final PsiClass containingClass = method.getContainingClass(); |
| if (containingClass == null) { |
| return; |
| } |
| final String qualifiedName = containingClass.getQualifiedName(); |
| if (!CommonClassNames.JAVA_LANG_STRING.equals(qualifiedName)) { |
| return; |
| } |
| registerMethodCallError(expression); |
| } |
| } |
| } |