private void updateUI(boolean incomplete) {
if (trace) GitTraceLocation.getTrace().traceEntry(GitTraceLocation.HISTORYVIEW.getLocation());
try {
if (!incomplete && loadedCommits.size() == lastUpdateCnt) return;
final SWTCommit[] asArray = new SWTCommit[loadedCommits.size()];
loadedCommits.toArray(asArray);
page.showCommitList(this, loadedCommits, asArray, commitToShow, incomplete, highlightFlag);
commitToShow = null;
lastUpdateCnt = loadedCommits.size();
} finally {
if (trace) GitTraceLocation.getTrace().traceExit(GitTraceLocation.HISTORYVIEW.getLocation());
}
}
GenerateHistoryJob(
final GitHistoryPage ghp, Control control, RevWalk walk, ResourceManager resources) {
super(
NLS.bind(
UIText.HistoryPage_refreshJob,
Activator.getDefault()
.getRepositoryUtil()
.getRepositoryName(ghp.getInputInternal().getRepository())));
page = ghp;
this.walk = walk;
highlightFlag = walk.newFlag("highlight"); // $NON-NLS-1$
loadedCommits = new SWTCommitList(control, resources);
loadedCommits.source(walk);
trace = GitTraceLocation.HISTORYVIEW.isActive();
}
@Override
protected IStatus run(final IProgressMonitor monitor) {
IStatus status = Status.OK_STATUS;
int maxCommits =
Activator.getDefault().getPreferenceStore().getInt(UIPreferences.HISTORY_MAX_NUM_COMMITS);
boolean incomplete = false;
try {
if (trace) GitTraceLocation.getTrace().traceEntry(GitTraceLocation.HISTORYVIEW.getLocation());
try {
for (; ; ) {
int oldsz = loadedCommits.size();
if (trace)
GitTraceLocation.getTrace()
.trace(
GitTraceLocation.HISTORYVIEW.getLocation(),
"Filling commit list"); //$NON-NLS-1$
// ensure that filling (here) and reading (CommitGraphTable)
// the commit list is thread safe
synchronized (loadedCommits) {
if (commitToLoad != null) {
loadedCommits.fillTo(commitToLoad, maxCommits);
commitToShow = commitToLoad;
commitToLoad = null;
} else loadedCommits.fillTo(oldsz + BATCH_SIZE - 1);
}
if (monitor.isCanceled()) return Status.CANCEL_STATUS;
final boolean loadIncrementally =
!Activator.getDefault()
.getPreferenceStore()
.getBoolean(UIPreferences.RESOURCEHISTORY_SHOW_FINDTOOLBAR);
if (loadedCommits.size() > itemToLoad + (BATCH_SIZE / 2) + 1 && loadIncrementally) break;
if (maxCommits > 0 && loadedCommits.size() > maxCommits) incomplete = true;
if (incomplete || oldsz == loadedCommits.size()) break;
if (loadedCommits.size() != 1)
monitor.setTaskName(
MessageFormat.format(
UIText.GenerateHistoryJob_taskFoundMultipleCommits,
Integer.valueOf(loadedCommits.size())));
else monitor.setTaskName(UIText.GenerateHistoryJob_taskFoundSingleCommit);
}
} catch (IOException e) {
status =
new Status(
IStatus.ERROR,
Activator.getPluginId(),
UIText.GenerateHistoryJob_errorComputingHistory,
e);
}
if (trace)
GitTraceLocation.getTrace()
.trace(
GitTraceLocation.HISTORYVIEW.getLocation(),
"Loaded " + loadedCommits.size() + " commits"); // $NON-NLS-1$ //$NON-NLS-2$
updateUI(incomplete);
} finally {
monitor.done();
if (trace) GitTraceLocation.getTrace().traceExit(GitTraceLocation.HISTORYVIEW.getLocation());
}
return status;
}