| /* |
| * 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.xml.index; |
| |
| import com.intellij.openapi.module.Module; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.openapi.roots.ProjectFileIndex; |
| import com.intellij.openapi.roots.ProjectRootManager; |
| import com.intellij.openapi.vfs.VirtualFile; |
| import com.intellij.psi.search.GlobalSearchScope; |
| import com.intellij.util.NullableFunction; |
| import com.intellij.util.indexing.AdditionalIndexedRootsScope; |
| import com.intellij.util.indexing.FileBasedIndex; |
| import com.intellij.util.indexing.ID; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.List; |
| |
| /** |
| * @author Dmitry Avdeev |
| */ |
| public class IndexedRelevantResource<K, V extends Comparable> implements Comparable<IndexedRelevantResource<K, V>> { |
| |
| public static <K, V extends Comparable> List<IndexedRelevantResource<K, V>> getResources(ID<K, V> indexId, |
| final K key, |
| @Nullable final Module module, |
| @NotNull Project project, |
| @Nullable final GlobalSearchScope additionalScope) { |
| |
| if (project.isDefault()) return Collections.emptyList(); |
| final ArrayList<IndexedRelevantResource<K, V>> resources = new ArrayList<IndexedRelevantResource<K, V>>(); |
| final ProjectFileIndex fileIndex = ProjectRootManager.getInstance(project).getFileIndex(); |
| FileBasedIndex.getInstance().processValues(indexId, key, null, new FileBasedIndex.ValueProcessor<V>() { |
| @Override |
| public boolean process(VirtualFile file, V value) { |
| ResourceRelevance relevance = ResourceRelevance.getRelevance(file, module, fileIndex, additionalScope); |
| resources.add(new IndexedRelevantResource<K, V>(file, key, value, relevance)); |
| return true; |
| } |
| }, new AdditionalIndexedRootsScope(GlobalSearchScope.allScope(project))); |
| return resources; |
| } |
| |
| public static <K, V extends Comparable> List<IndexedRelevantResource<K, V>> getAllResources(ID<K, V> indexId, |
| @Nullable final Module module, |
| @NotNull Project project, |
| @Nullable NullableFunction<List<IndexedRelevantResource<K, V>>, IndexedRelevantResource<K, V>> chooser) { |
| ArrayList<IndexedRelevantResource<K, V>> all = new ArrayList<IndexedRelevantResource<K, V>>(); |
| Collection<K> allKeys = FileBasedIndex.getInstance().getAllKeys(indexId, project); |
| for (K key : allKeys) { |
| List<IndexedRelevantResource<K, V>> resources = getResources(indexId, key, module, project, null); |
| if (!resources.isEmpty()) { |
| if (chooser == null) { |
| all.add(resources.get(0)); |
| } |
| else { |
| IndexedRelevantResource<K, V> resource = chooser.fun(resources); |
| if (resource != null) { |
| all.add(resource); |
| } |
| } |
| } |
| } |
| return all; |
| } |
| |
| private final VirtualFile myFile; |
| private final K myKey; |
| private final V myValue; |
| private final ResourceRelevance myRelevance; |
| |
| public IndexedRelevantResource(VirtualFile file, K key, V value, ResourceRelevance relevance) { |
| myFile = file; |
| myKey = key; |
| myValue = value; |
| myRelevance = relevance; |
| } |
| |
| public VirtualFile getFile() { |
| return myFile; |
| } |
| |
| public V getValue() { |
| return myValue; |
| } |
| |
| public ResourceRelevance getRelevance() { |
| return myRelevance; |
| } |
| |
| @Override |
| public int compareTo(IndexedRelevantResource<K, V> o) { |
| int i = myRelevance.compareTo(o.getRelevance()); |
| return i == 0 ? myValue.compareTo(o.getValue()) : i; |
| } |
| |
| public K getKey() { |
| return myKey; |
| } |
| |
| @Override |
| public String toString() { |
| return "IndexedRelevantResource{" + |
| "myRelevance=" + |
| myRelevance + |
| ", myKey=" + |
| myKey + |
| ", myValue=" + |
| myValue + |
| ", myFile=" + |
| myFile + |
| '}'; |
| } |
| } |