| /* |
| * 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.vcs.log; |
| |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.util.Set; |
| |
| import static com.intellij.vcs.log.VcsLogProvider.Requirements; |
| |
| /** |
| * Extension of the standard {@link Requirements} which contains data used by some VCSs. <br/> |
| * An object of this object is actually passed to {@link #readFirstBlock(com.intellij.util.Consumer}, but VcsLogProviders |
| * which need this additional information must check for instanceof before casting & be able to fallback. |
| */ |
| public interface VcsLogProviderRequirementsEx extends Requirements { |
| |
| /** |
| * Tells if this request is made during log initialization, or during refresh |
| * Returns true if it is refresh; false if it is initialization. |
| */ |
| boolean isRefresh(); |
| |
| /** |
| * Returns the refs which were in the log before the refresh request. |
| */ |
| @NotNull |
| Set<VcsRef> getPreviousRefs(); |
| |
| } |