/*
* Copyright 2000-2016 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.psi.search;
import com.intellij.openapi.application.ApplicationManager;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.util.Computable;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiFile;
import com.intellij.util.containers.ContainerUtil;
import org.jetbrains.annotations.NotNull;
import java.util.LinkedHashSet;
import java.util.Set;
public class GlobalSearchScopeUtil {
@NotNull
public static GlobalSearchScope toGlobalSearchScope(@NotNull final SearchScope scope, @NotNull Project project) {
if (scope instanceof GlobalSearchScope) {
return (GlobalSearchScope)scope;
}
return ApplicationManager.getApplication()
.runReadAction((Computable<GlobalSearchScope>)() -> GlobalSearchScope.filesScope(project, getLocalScopeFiles((LocalSearchScope)scope)));
}
@NotNull
public static Set<VirtualFile> getLocalScopeFiles(@NotNull final LocalSearchScope scope) {
return ApplicationManager.getApplication().runReadAction((Computable<Set<VirtualFile>>)() -> {
Set<VirtualFile> files = new LinkedHashSet<>();
for (PsiElement element : scope.getScope()) {
PsiFile file = element.getContainingFile();
if (file != null) {
ContainerUtil.addIfNotNull(files, file.getVirtualFile());
ContainerUtil.addIfNotNull(files, file.getNavigationElement().getContainingFile().getVirtualFile());
}
}
return files;
});
}
}