| /* |
| * Copyright 2003-2012 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.abstraction; |
| |
| import com.intellij.psi.*; |
| import com.siyeh.ig.psiutils.LibraryUtil; |
| import org.jetbrains.annotations.Nullable; |
| |
| class ConcreteClassUtil { |
| |
| private ConcreteClassUtil() {} |
| |
| public static boolean typeIsConcreteClass(@Nullable PsiTypeElement typeElement, boolean ignoreCastToAbstractClass) { |
| if (typeElement == null) { |
| return false; |
| } |
| final PsiType type = typeElement.getType(); |
| return typeIsConcreteClass(type, ignoreCastToAbstractClass); |
| } |
| |
| public static boolean typeIsConcreteClass(@Nullable PsiType type, boolean ignoreCastToAbstractClass) { |
| if (type == null) { |
| return false; |
| } |
| final PsiType baseType = type.getDeepComponentType(); |
| if (!(baseType instanceof PsiClassType)) { |
| return false; |
| } |
| final PsiClassType classType = (PsiClassType)baseType; |
| final PsiClass aClass = classType.resolve(); |
| if (aClass == null) { |
| return false; |
| } |
| if (ignoreCastToAbstractClass && aClass.hasModifierProperty(PsiModifier.ABSTRACT)) { |
| return false; |
| } |
| if (aClass.isInterface() || aClass.isEnum() || aClass.isAnnotationType()) { |
| return false; |
| } |
| if (aClass instanceof PsiTypeParameter) { |
| return false; |
| } |
| return !LibraryUtil.classIsInLibrary(aClass); |
| } |
| } |