| /* |
| * Copyright 2000-2009 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.history.core.revisions; |
| |
| import com.intellij.history.core.tree.Entry; |
| import com.intellij.openapi.util.Pair; |
| import org.jetbrains.annotations.Nullable; |
| |
| import java.util.Collections; |
| import java.util.List; |
| |
| public abstract class Revision { |
| @Nullable |
| public String getLabel() { |
| return null; |
| } |
| |
| public int getLabelColor() { |
| return -1; |
| } |
| |
| public abstract long getTimestamp(); |
| |
| @Nullable |
| public Long getChangeSetId() { |
| return null; |
| } |
| |
| @Nullable |
| public String getChangeSetName() { |
| return null; |
| } |
| |
| public boolean isLabel() { |
| return getAffectedFileNames().first.isEmpty(); |
| } |
| |
| public Pair<List<String>, Integer> getAffectedFileNames() { |
| return Pair.create(Collections.<String>emptyList(), 0); |
| } |
| |
| public abstract Entry findEntry(); |
| |
| public List<Difference> getDifferencesWith(Revision right) { |
| return Entry.getDifferencesBetween(findEntry(), right.findEntry()); |
| } |
| } |