/*
* 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.openapi.project;
import com.intellij.openapi.fileTypes.FileType;
import com.intellij.openapi.util.Comparing;
import com.intellij.openapi.util.SystemInfoRt;
import com.intellij.openapi.vfs.VirtualFile;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
/**
* @author dmitrylomov
*/
public class ProjectCoreUtil {
/**
* @deprecated use {@link Project#DIRECTORY_STORE_FOLDER} (to be removed in IDEA 17)
*/
@SuppressWarnings("unused")
public static final String DIRECTORY_BASED_PROJECT_DIR = Project.DIRECTORY_STORE_FOLDER;
public static boolean isProjectOrWorkspaceFile(@NotNull VirtualFile file) {
return isProjectOrWorkspaceFile(file, file.getFileType());
}
public static boolean isProjectOrWorkspaceFile(@NotNull VirtualFile file, @Nullable FileType fileType) {
VirtualFile parent = file.isDirectory() ? file : file.getParent();
while (parent != null) {
if (Comparing.equal(parent.getNameSequence(), Project.DIRECTORY_STORE_FOLDER, SystemInfoRt.isFileSystemCaseSensitive)) return true;
parent = parent.getParent();
}
return false;
}
/**
* @return the only open project if there is one, null if no or several projects are open
*/
@Nullable
public static Project theOnlyOpenProject() {
return theProject;
}
public static volatile Project theProject;
}