| /* |
| * 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.integration.revertion; |
| |
| import com.intellij.diff.Block; |
| import com.intellij.history.core.LocalHistoryFacade; |
| import com.intellij.history.core.revisions.Revision; |
| import com.intellij.history.core.tree.Entry; |
| import com.intellij.history.integration.IdeaGateway; |
| import com.intellij.history.integration.ui.models.Progress; |
| import com.intellij.history.integration.ui.models.SelectionCalculator; |
| import com.intellij.openapi.editor.Document; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.openapi.vfs.VirtualFile; |
| import com.intellij.util.diff.FilesTooBigForDiffException; |
| |
| import java.io.IOException; |
| import java.util.Collections; |
| import java.util.List; |
| |
| public class SelectionReverter extends Reverter { |
| private final SelectionCalculator myCalculator; |
| private final Revision myLeftRevision; |
| private final Entry myRightEntry; |
| private final int myFromLine; |
| private final int myToLine; |
| |
| public SelectionReverter(Project p, |
| LocalHistoryFacade vcs, |
| IdeaGateway gw, |
| SelectionCalculator c, |
| Revision leftRevision, |
| Entry rightEntry, |
| int fromLine, |
| int toLine) { |
| super(p, vcs, gw); |
| myCalculator = c; |
| myLeftRevision = leftRevision; |
| myRightEntry = rightEntry; |
| myFromLine = fromLine; |
| myToLine = toLine; |
| } |
| |
| @Override |
| protected Revision getTargetRevision() { |
| return myLeftRevision; |
| } |
| |
| @Override |
| protected List<VirtualFile> getFilesToClearROStatus() throws IOException { |
| VirtualFile file = myGateway.findVirtualFile(myRightEntry.getPath()); |
| return Collections.singletonList(file); |
| } |
| |
| protected void doRevert() throws IOException, FilesTooBigForDiffException { |
| Block b = myCalculator.getSelectionFor(myLeftRevision, new Progress() { |
| public void processed(int percentage) { |
| // should be already processed. |
| } |
| }); |
| |
| Document d = myGateway.getDocument(myRightEntry.getPath()); |
| |
| int from = d.getLineStartOffset(myFromLine); |
| int to = d.getLineEndOffset(myToLine); |
| |
| d.replaceString(from, to, b.getBlockContent()); |
| } |
| } |