| /* |
| * Copyright 2003-2014 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.visibility; |
| |
| import com.intellij.codeInspection.ui.MultipleCheckboxOptionsPanel; |
| import com.intellij.psi.*; |
| import com.siyeh.InspectionGadgetsBundle; |
| import com.siyeh.ig.BaseInspection; |
| import com.siyeh.ig.BaseInspectionVisitor; |
| import com.siyeh.ig.psiutils.ClassUtils; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import javax.swing.*; |
| |
| public class LambdaParameterHidingMemberVariableInspectionBase extends BaseInspection { |
| |
| @SuppressWarnings("PublicField") |
| public boolean m_ignoreInvisibleFields = true; |
| |
| @Override |
| @NotNull |
| public String getID() { |
| return "LambdaParameterHidesMemberVariable"; |
| } |
| |
| @Override |
| @NotNull |
| public String getDisplayName() { |
| return InspectionGadgetsBundle.message("lambda.parameter.hides.member.variable.display.name"); |
| } |
| |
| @Override |
| protected boolean buildQuickFixesOnlyForOnTheFlyErrors() { |
| return true; |
| } |
| |
| @Override |
| @NotNull |
| public String buildErrorString(Object... infos) { |
| final PsiClass aClass = (PsiClass)infos[0]; |
| return InspectionGadgetsBundle.message("lambda.parameter.hides.member.variable.problem.descriptor", aClass.getName()); |
| } |
| |
| @Override |
| public JComponent createOptionsPanel() { |
| final MultipleCheckboxOptionsPanel optionsPanel = new MultipleCheckboxOptionsPanel(this); |
| optionsPanel.addCheckbox(InspectionGadgetsBundle.message("parameter.hides.member.variable.ignore.superclass.option"), |
| "m_ignoreInvisibleFields"); |
| return optionsPanel; |
| } |
| |
| @Override |
| public BaseInspectionVisitor buildVisitor() { |
| return new LambdaParameterHidingMemberVariableVisitor(); |
| } |
| |
| private class LambdaParameterHidingMemberVariableVisitor extends BaseInspectionVisitor { |
| |
| @Override |
| public void visitParameter(@NotNull PsiParameter variable) { |
| super.visitParameter(variable); |
| final PsiElement declarationScope = variable.getDeclarationScope(); |
| if (!(declarationScope instanceof PsiLambdaExpression)) { |
| return; |
| } |
| final PsiClass aClass = checkFieldName(variable); |
| if (aClass == null) { |
| return; |
| } |
| registerVariableError(variable, aClass); |
| } |
| |
| @Nullable |
| private PsiClass checkFieldName(PsiVariable variable) { |
| final String variableName = variable.getName(); |
| if (variableName == null) { |
| return null; |
| } |
| PsiClass aClass = ClassUtils.getContainingClass(variable); |
| while (aClass != null) { |
| final PsiField[] fields = aClass.getAllFields(); |
| for (PsiField field : fields) { |
| final String fieldName = field.getName(); |
| if (!variableName.equals(fieldName)) { |
| continue; |
| } |
| if (!m_ignoreInvisibleFields || ClassUtils.isFieldVisible(field, aClass)) { |
| return aClass; |
| } |
| } |
| aClass = ClassUtils.getContainingClass(aClass); |
| } |
| return null; |
| } |
| } |
| } |