/*
* 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.ide.scratch;
import com.intellij.lang.Language;
import com.intellij.lang.PerFileMappings;
import com.intellij.openapi.components.ServiceManager;
import com.intellij.openapi.vfs.VirtualFile;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.io.IOException;
public abstract class ScratchFileService {
public enum Option { existing_only, create_if_missing, create_new_always }
public static ScratchFileService getInstance() {
return ServiceHolder.instance;
}
private static class ServiceHolder {
static final ScratchFileService instance = ServiceManager.getService(ScratchFileService.class);
}
@NotNull
public abstract String getRootPath(@NotNull RootType rootId);
@Nullable
public abstract RootType getRootType(@Nullable VirtualFile file);
public abstract VirtualFile findFile(@NotNull RootType rootType, @NotNull String pathName, @NotNull Option option) throws IOException;
@NotNull
public abstract PerFileMappings<Language> getScratchesMapping();
public static boolean isInScratchRoot(@Nullable VirtualFile file) {
return getInstance().getRootType(file) != null;
}
}