| /* |
| * 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 org.zmlx.hg4idea.provider; |
| |
| import com.intellij.openapi.diagnostic.Logger; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.openapi.vcs.FilePath; |
| import com.intellij.openapi.vcs.VcsException; |
| import com.intellij.openapi.vcs.changes.Change; |
| import com.intellij.openapi.vcs.history.BaseDiffFromHistoryHandler; |
| import com.intellij.openapi.vfs.VirtualFile; |
| import com.intellij.vcsUtil.VcsUtil; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| import org.zmlx.hg4idea.HgFileRevision; |
| import org.zmlx.hg4idea.util.HgUtil; |
| |
| import java.util.List; |
| |
| /** |
| * {@link com.intellij.openapi.vcs.history.DiffFromHistoryHandler#showDiffForTwo(com.intellij.openapi.vcs.FilePath, com.intellij.openapi.vcs.history.VcsFileRevision, com.intellij.openapi.vcs.history.VcsFileRevision) "Show Diff" for 2 revision} calls the common code. |
| * |
| * @author Nadya Zabrodina |
| */ |
| public class HgDiffFromHistoryHandler extends BaseDiffFromHistoryHandler<HgFileRevision> { |
| |
| private static final Logger LOG = Logger.getInstance(HgDiffFromHistoryHandler.class); |
| |
| public HgDiffFromHistoryHandler(@NotNull Project project) { |
| super(project); |
| } |
| |
| @NotNull |
| @Override |
| protected List<Change> getChangesBetweenRevisions(@NotNull FilePath path, @NotNull HgFileRevision rev1, @Nullable HgFileRevision rev2) { |
| return executeDiff(path, rev1, rev2); |
| } |
| |
| @NotNull |
| @Override |
| protected List<Change> getAffectedChanges(@NotNull FilePath path, @NotNull HgFileRevision rev) throws VcsException { |
| return executeDiff(path, null, rev); |
| } |
| |
| @NotNull |
| @Override |
| protected String getPresentableName(@NotNull HgFileRevision revision) { |
| return revision.getRevisionNumber().getChangeset(); |
| } |
| |
| @NotNull |
| private List<Change> executeDiff(@NotNull FilePath path, @Nullable HgFileRevision rev1, @Nullable HgFileRevision rev2) { |
| VirtualFile root = VcsUtil.getVcsRootFor(myProject, path); |
| LOG.assertTrue(root != null, "Repository is null for " + path); |
| |
| return HgUtil.getDiff(myProject, root, path, rev1, rev2); |
| } |
| } |