| /* |
| * 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.maturity; |
| |
| import com.intellij.psi.PsiClass; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiField; |
| import com.intellij.psi.PsiReferenceExpression; |
| import com.siyeh.HardcodedMethodConstants; |
| import com.siyeh.InspectionGadgetsBundle; |
| import com.siyeh.ig.BaseInspection; |
| import com.siyeh.ig.BaseInspectionVisitor; |
| import org.jetbrains.annotations.NotNull; |
| |
| public class SystemOutErrInspectionBase extends BaseInspection { |
| |
| @Override |
| @NotNull |
| public String getID() { |
| return "UseOfSystemOutOrSystemErr"; |
| } |
| |
| @Override |
| @NotNull |
| public String getDisplayName() { |
| return InspectionGadgetsBundle.message( |
| "use.system.out.err.display.name"); |
| } |
| |
| @Override |
| @NotNull |
| public String buildErrorString(Object... infos) { |
| return InspectionGadgetsBundle.message( |
| "use.system.out.err.problem.descriptor"); |
| } |
| |
| @Override |
| public BaseInspectionVisitor buildVisitor() { |
| return new SystemOutErrVisitor(); |
| } |
| |
| private static class SystemOutErrVisitor extends BaseInspectionVisitor { |
| |
| @Override |
| public void visitReferenceExpression(@NotNull PsiReferenceExpression expression) { |
| super.visitReferenceExpression(expression); |
| final String name = expression.getReferenceName(); |
| if (!HardcodedMethodConstants.OUT.equals(name) && |
| !HardcodedMethodConstants.ERR.equals(name)) { |
| return; |
| } |
| final PsiElement referent = expression.resolve(); |
| if (!(referent instanceof PsiField)) { |
| return; |
| } |
| final PsiField field = (PsiField)referent; |
| final PsiClass containingClass = field.getContainingClass(); |
| if (containingClass == null) { |
| return; |
| } |
| final String className = containingClass.getQualifiedName(); |
| if (!"java.lang.System".equals(className)) { |
| return; |
| } |
| registerError(expression, expression); |
| } |
| } |
| } |