| /* |
| * Copyright 2000-2013 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.lang.findUsages; |
| |
| import com.intellij.lang.Language; |
| import com.intellij.openapi.diagnostic.Logger; |
| import com.intellij.openapi.util.text.StringUtil; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.meta.PsiMetaData; |
| import com.intellij.psi.meta.PsiMetaOwner; |
| import org.jetbrains.annotations.NotNull; |
| |
| public class DescriptiveNameUtil { |
| private static final Logger LOG = Logger.getInstance("#com.intellij.lang.findUsages.DescriptiveNameUtil"); |
| |
| public static String getMetaDataName(final PsiMetaData metaData) { |
| final String name = metaData.getName(); |
| return StringUtil.isEmpty(name) ? "''" : name; |
| } |
| |
| public static String getDescriptiveName(@NotNull PsiElement psiElement) { |
| LOG.assertTrue(psiElement.isValid()); |
| |
| if (psiElement instanceof PsiMetaOwner) { |
| final PsiMetaOwner psiMetaOwner = (PsiMetaOwner)psiElement; |
| final PsiMetaData metaData = psiMetaOwner.getMetaData(); |
| if (metaData != null) return getMetaDataName(metaData); |
| } |
| |
| final Language lang = psiElement.getLanguage(); |
| final FindUsagesProvider provider = LanguageFindUsages.INSTANCE.forLanguage(lang); |
| assert provider != null : lang; |
| return provider.getDescriptiveName(psiElement); |
| } |
| } |