public Object execute(ExecutionEvent event) throws ExecutionException {
final Repository repository = getRepository(true, event);
// assert all resources map to the same repository
if (repository == null) return null;
final IResource[] resources = getSelectedResources(event);
if (resources.length == 1 && resources[0] instanceof IFile) {
final IFile baseFile = (IFile) resources[0];
final String gitPath =
RepositoryMapping.getMapping(baseFile.getProject()).getRepoRelativePath(baseFile);
final ITypedElement base = SaveableCompareEditorInput.createFileElement(baseFile);
ITypedElement next;
try {
Ref head = repository.getRef(Constants.HEAD);
RevWalk rw = new RevWalk(repository);
RevCommit commit = rw.parseCommit(head.getObjectId());
next = CompareUtils.getFileRevisionTypedElement(gitPath, commit, repository);
} catch (IOException e) {
Activator.handleError(e.getMessage(), e, true);
return null;
}
final GitCompareFileRevisionEditorInput in =
new GitCompareFileRevisionEditorInput(base, next, null);
CompareUI.openCompareEditor(in);
return null;
} else {
CompareTreeView view;
try {
view =
(CompareTreeView)
PlatformUI.getWorkbench()
.getActiveWorkbenchWindow()
.getActivePage()
.showView(CompareTreeView.ID);
try {
view.setInput(resources, repository.resolve(Constants.HEAD).name());
} catch (IOException e) {
Activator.handleError(e.getMessage(), e, true);
return null;
}
} catch (PartInitException e) {
Activator.handleError(e.getMessage(), e, true);
return null;
}
return null;
}
}
public Object execute(ExecutionEvent event) throws ExecutionException {
boolean compareMode =
Boolean.TRUE.toString().equals(event.getParameter(HistoryViewCommands.COMPARE_MODE_PARAM));
IStructuredSelection selection = getSelection(getPage());
if (selection.size() < 1) return null;
Object input = getPage().getInputInternal().getSingleFile();
if (input == null) return null;
IWorkbenchPage workBenchPage =
HandlerUtil.getActiveWorkbenchWindowChecked(event).getActivePage();
boolean errorOccurred = false;
List<ObjectId> ids = new ArrayList<ObjectId>();
String gitPath = null;
if (input instanceof IFile) {
IFile resource = (IFile) input;
final RepositoryMapping map = RepositoryMapping.getMapping(resource);
gitPath = map.getRepoRelativePath(resource);
Iterator<?> it = selection.iterator();
while (it.hasNext()) {
RevCommit commit = (RevCommit) it.next();
String commitPath = getRenamedPath(gitPath, commit);
IFileRevision rev = null;
try {
rev = CompareUtils.getFileRevision(commitPath, commit, map.getRepository(), null);
} catch (IOException e) {
Activator.logError(
NLS.bind(UIText.GitHistoryPage_errorLookingUpPath, gitPath, commit.getId()), e);
errorOccurred = true;
}
if (rev != null) {
if (compareMode) {
ITypedElement right =
CompareUtils.getFileRevisionTypedElement(commitPath, commit, map.getRepository());
final GitCompareFileRevisionEditorInput in =
new GitCompareFileRevisionEditorInput(
SaveableCompareEditorInput.createFileElement(resource), right, null);
try {
CompareUtils.openInCompare(workBenchPage, in);
} catch (Exception e) {
errorOccurred = true;
}
} else
try {
EgitUiEditorUtils.openEditor(
getPart(event).getSite().getPage(), rev, new NullProgressMonitor());
} catch (CoreException e) {
Activator.logError(UIText.GitHistoryPage_openFailed, e);
errorOccurred = true;
}
} else ids.add(commit.getId());
}
}
if (input instanceof File) {
File fileInput = (File) input;
Repository repo = getRepository(event);
gitPath = getRepoRelativePath(repo, fileInput);
Iterator<?> it = selection.iterator();
while (it.hasNext()) {
RevCommit commit = (RevCommit) it.next();
String commitPath = getRenamedPath(gitPath, commit);
IFileRevision rev = null;
try {
rev = CompareUtils.getFileRevision(commitPath, commit, repo, null);
} catch (IOException e) {
Activator.logError(
NLS.bind(UIText.GitHistoryPage_errorLookingUpPath, commitPath, commit.getId()), e);
errorOccurred = true;
}
if (rev != null) {
if (compareMode)
try {
ITypedElement left =
CompareUtils.getFileRevisionTypedElement(
gitPath, new RevWalk(repo).parseCommit(repo.resolve(Constants.HEAD)), repo);
ITypedElement right =
CompareUtils.getFileRevisionTypedElement(commitPath, commit, repo);
final GitCompareFileRevisionEditorInput in =
new GitCompareFileRevisionEditorInput(left, right, null);
CompareUtils.openInCompare(workBenchPage, in);
} catch (IOException e) {
errorOccurred = true;
}
else
try {
EgitUiEditorUtils.openEditor(
getPart(event).getSite().getPage(), rev, new NullProgressMonitor());
} catch (CoreException e) {
Activator.logError(UIText.GitHistoryPage_openFailed, e);
errorOccurred = true;
}
} else ids.add(commit.getId());
}
}
if (errorOccurred) Activator.showError(UIText.GitHistoryPage_openFailed, null);
if (ids.size() > 0) {
StringBuilder idList = new StringBuilder(""); // $NON-NLS-1$
for (ObjectId objectId : ids) idList.append(objectId.getName()).append(' ');
MessageDialog.openError(
getPart(event).getSite().getShell(),
UIText.GitHistoryPage_fileNotFound,
NLS.bind(UIText.GitHistoryPage_notContainedInCommits, gitPath, idList.toString()));
}
return null;
}