| /* |
| * 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.ide.hierarchy; |
| |
| import com.intellij.ide.util.treeView.AlphaComparator; |
| import com.intellij.ide.util.treeView.NodeDescriptor; |
| import com.intellij.ide.util.treeView.SourceComparator; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.psi.PsiClass; |
| import com.intellij.psi.PsiClassOwner; |
| import com.intellij.psi.PsiFile; |
| import org.jetbrains.annotations.Nullable; |
| |
| import java.util.Comparator; |
| |
| /** |
| * @author yole |
| */ |
| public class JavaHierarchyUtil { |
| private JavaHierarchyUtil() { |
| } |
| |
| @Nullable |
| public static String getPackageName(final PsiClass psiClass) { |
| final PsiFile file = psiClass.getContainingFile(); |
| if (file instanceof PsiClassOwner){ |
| return ((PsiClassOwner)file).getPackageName(); |
| } |
| else{ |
| return null; |
| } |
| } |
| |
| public static Comparator<NodeDescriptor> getComparator(Project project) { |
| if (HierarchyBrowserManager.getInstance(project).getState().SORT_ALPHABETICALLY) { |
| return AlphaComparator.INSTANCE; |
| } |
| else { |
| return SourceComparator.INSTANCE; |
| } |
| } |
| } |