| /* |
| * 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. |
| */ |
| |
| package com.intellij.psi.filters; |
| |
| import com.intellij.psi.PsiElement; |
| import org.jetbrains.annotations.NonNls; |
| import org.jetbrains.annotations.Nullable; |
| |
| public interface ElementFilter{ |
| /** |
| * Checks if element in given context is matched by given filter. |
| * @param element most often PsiElement |
| * @param context context of the element (if any) |
| * @return true if matched |
| */ |
| boolean isAcceptable(Object element, @Nullable PsiElement context); |
| |
| /** |
| * Quick check if the filter acceptable for elements of given class at all. |
| * @param hintClass class for which we are looking for metadata |
| * @return true if class matched |
| */ |
| boolean isClassAcceptable(Class hintClass); |
| |
| // To be used only for debug purposes! |
| @NonNls String toString(); |
| } |