| /* |
| * 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.util.indexing; |
| |
| import com.intellij.openapi.diagnostic.Logger; |
| import com.intellij.openapi.progress.ProgressManager; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.openapi.roots.ContentIterator; |
| import com.intellij.openapi.roots.ProjectRootManager; |
| import com.intellij.openapi.vfs.VirtualFile; |
| import com.intellij.openapi.vfs.VirtualFileWithId; |
| |
| import java.util.BitSet; |
| |
| /** |
| * Created by Maxim.Mossienko on 8/14/13. |
| */ |
| public abstract class IdFilter { |
| public static final Logger LOG = Logger.getInstance("#com.intellij.ide.util.gotoByName.DefaultFileNavigationContributor"); |
| |
| public static IdFilter getProjectIdFilter(Project project, boolean includeNonProjectItems) { |
| long started = System.currentTimeMillis(); |
| final BitSet idSet = new BitSet(); |
| |
| ContentIterator iterator = new ContentIterator() { |
| @Override |
| public boolean processFile(VirtualFile fileOrDir) { |
| int id = ((VirtualFileWithId)fileOrDir).getId(); |
| if (id < 0) id = -id; // workaround for encountering invalid files, see EA-49915, EA-50599 |
| idSet.set(id); |
| ProgressManager.checkCanceled(); |
| return true; |
| } |
| }; |
| |
| if (!includeNonProjectItems) { |
| ProjectRootManager.getInstance(project).getFileIndex().iterateContent(iterator); |
| } else { |
| FileBasedIndex.getInstance().iterateIndexableFiles(iterator, project, null); |
| } |
| |
| if (LOG.isDebugEnabled()) { |
| LOG.debug("Done filter " + (System.currentTimeMillis() -started) + ":" + idSet.size()); |
| } |
| return new IdFilter() { |
| @Override |
| public boolean containsFileId(int id) { |
| return id >= 0 && idSet.get(id); |
| } |
| }; |
| } |
| |
| public abstract boolean containsFileId(int id); |
| } |