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git: do not load HEAD revision multiple times

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This commit is contained in:
Aleksey Pivovarov
2017-10-04 14:46:11 +03:00
parent 4652321a84
commit f014a31780
1 changed files with 9 additions and 1 deletions
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plugins/git4idea/src/git4idea/status/GitChangeProvider.java
+9 -1
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@@ -195,6 +195,8 @@ public class GitChangeProvider implements ChangeProvider {
public void feedBuilder(final ChangelistBuilder builder) throws VcsException {
final VcsKey gitKey = GitVcs.getKey();
Map<VirtualFile, GitRevisionNumber> baseRevisions = new HashMap<>();
for (Document document : myFileDocumentManager.getUnsavedDocuments()) {
VirtualFile vf = myFileDocumentManager.getFile(document);
if (vf == null || !vf.isValid()) continue;
@@ -206,7 +208,13 @@ public class GitChangeProvider implements ChangeProvider {
final VirtualFile root = myVcsManager.getVcsRootFor(vf);
if (root == null) continue;
final GitRevisionNumber beforeRevisionNumber = GitChangeUtils.resolveReference(myProject, root, "HEAD");
GitRevisionNumber beforeRevisionNumber = baseRevisions.get(root);
if (beforeRevisionNumber == null) {
beforeRevisionNumber = GitChangeUtils.resolveReference(myProject, root, "HEAD");
baseRevisions.put(root, beforeRevisionNumber);
}
builder.processChange(new Change(GitContentRevision.createRevision(vf, beforeRevisionNumber, myProject),
GitContentRevision.createRevision(vf, null, myProject), FileStatus.MODIFIED), gitKey);
}