| /* |
| * Copyright 2000-2014 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 com.intellij.util.ReflectionUtil; |
| import org.jetbrains.annotations.NonNls; |
| |
| /** |
| * Created by IntelliJ IDEA. |
| * User: ik |
| * Date: 28.01.2003 |
| * Time: 19:30:55 |
| * To change this template use Options | File Templates. |
| */ |
| public class ClassFilter implements ElementFilter{ |
| private final Class myFilter; |
| private final boolean myAcceptableFlag; |
| |
| public ClassFilter(Class filter) { |
| this(filter, true); |
| } |
| |
| public ClassFilter(Class filter, boolean acceptableFlag){ |
| myFilter = filter; |
| myAcceptableFlag = acceptableFlag; |
| } |
| |
| @Override |
| public boolean isClassAcceptable(Class hintClass){ |
| return myAcceptableFlag ? filterMatches(hintClass) : !filterMatches(hintClass); |
| } |
| |
| private boolean filterMatches(final Class hintClass) { |
| return ReflectionUtil.isAssignable(myFilter, hintClass); |
| } |
| |
| @Override |
| public boolean isAcceptable(Object element, PsiElement context){ |
| if(element == null){ |
| return false; |
| } |
| return myAcceptableFlag ? filterMatches(element.getClass()) : !filterMatches(element.getClass()); |
| } |
| |
| @NonNls |
| public String toString(){ |
| return "class(" + myFilter.getName() + ")"; |
| } |
| } |
| |