| /* |
| * Copyright 2000-2009 JetBrains s.r.o. |
| * |
| * 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. |
| */ |
| |
| /* |
| * Created by IntelliJ IDEA. |
| * User: max |
| * Date: Dec 1, 2001 |
| * Time: 11:42:56 PM |
| * To change template for new class use |
| * Code Style | Class Templates options (Tools | IDE Options). |
| */ |
| package com.intellij.codeInspection.util; |
| |
| import com.intellij.codeInspection.reference.RefEntity; |
| import com.intellij.codeInspection.reference.RefJavaElement; |
| import com.intellij.codeInspection.reference.RefParameter; |
| import org.jetbrains.annotations.NotNull; |
| |
| public abstract class RefFilter { |
| // Default accepts implementation accepts element if one under unaccepted one. Thus it will accept all and only upper level classes. |
| public int getElementProblemCount(@NotNull RefJavaElement refElement) { |
| if (refElement instanceof RefParameter) return 0; |
| RefEntity refOwner = refElement.getOwner(); |
| if (refOwner == null || !(refOwner instanceof RefJavaElement)) return 1; |
| |
| return 1 - getElementProblemCount((RefJavaElement)refOwner); |
| } |
| |
| public final boolean accepts(@NotNull RefJavaElement refElement) { |
| return getElementProblemCount(refElement) > 0; |
| } |
| } |