/*
* 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.openapi.vcs;
import com.intellij.ide.impl.dataRules.GetDataRule;
import com.intellij.openapi.actionSystem.CommonDataKeys;
import com.intellij.openapi.actionSystem.DataProvider;
import com.intellij.openapi.vfs.VirtualFile;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.stream.Stream;
public class VirtualFileStreamRule implements GetDataRule {
@Nullable
@Override
public Object getData(@NotNull DataProvider dataProvider) {
VirtualFile[] files = CommonDataKeys.VIRTUAL_FILE_ARRAY.getData(dataProvider);
if (files != null) {
return Stream.of(files);
}
VirtualFile file = CommonDataKeys.VIRTUAL_FILE.getData(dataProvider);
if (file != null) {
return Stream.of(file);
}
return null;
}
}