/*
* Copyright 2000-2015 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.util.Condition;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.openapi.vfs.VirtualFileWithId;
import com.intellij.psi.search.GlobalSearchScope;
class ProjectFilesCondition implements Condition<VirtualFile> {
private static final int MAX_FILES_TO_UPDATE_FROM_OTHER_PROJECT = 2;
private final VirtualFile myRestrictedTo;
private final GlobalSearchScope myFilter;
private int myFilesFromOtherProjects;
private final FileBasedIndexImpl.ProjectIndexableFilesFilter myIndexableFilesFilter;
public ProjectFilesCondition(FileBasedIndexImpl.ProjectIndexableFilesFilter indexableFilesFilter,
GlobalSearchScope filter,
VirtualFile restrictedTo,
boolean includeFilesFromOtherProjects
) {
myRestrictedTo = restrictedTo;
myFilter = filter;
myIndexableFilesFilter = indexableFilesFilter;
if (!includeFilesFromOtherProjects) {
myFilesFromOtherProjects = MAX_FILES_TO_UPDATE_FROM_OTHER_PROJECT;
}
}
@Override
public boolean value(VirtualFile file) {
int fileId = ((VirtualFileWithId)file).getId();
if (myIndexableFilesFilter != null && fileId > 0 && !myIndexableFilesFilter.containsFileId(fileId)) {
if (myFilesFromOtherProjects >= MAX_FILES_TO_UPDATE_FROM_OTHER_PROJECT) return false;
++myFilesFromOtherProjects;
return true;
}
if (fileId < 0 && file instanceof DeletedVirtualFileStub) {
//file = ((FileBasedIndexImpl.MyLightVirtualFile)file).getOriginalFile();
return true;
}
if (FileBasedIndexImpl.belongsToScope(file, myRestrictedTo, myFilter)) return true;
if (myFilesFromOtherProjects < MAX_FILES_TO_UPDATE_FROM_OTHER_PROJECT) {
++myFilesFromOtherProjects;
return true;
}
return false;
}
}