Examples with InteractiveHandler org.eclipse.jgit.api.RebaseCommand.InteractiveHandler used on opensource projects

Example 6 with InteractiveHandler

use of org.eclipse.jgit.api.RebaseCommand.InteractiveHandler in project egit by eclipse.

the class SquashCommitsOperation method execute.

@Override
public void execute(IProgressMonitor m) throws CoreException {
    IWorkspaceRunnable action = new IWorkspaceRunnable() {

        @Override
        public void run(IProgressMonitor pm) throws CoreException {
            SubMonitor progress = SubMonitor.convert(pm, 2);
            progress.subTask(MessageFormat.format(CoreText.SquashCommitsOperation_squashing, Integer.valueOf(commits.size())));
            InteractiveHandler handler = new InteractiveHandler() {

                @Override
                public void prepareSteps(List<RebaseTodoLine> steps) {
                    RevCommit firstCommit = commits.get(0);
                    for (RebaseTodoLine step : steps) {
                        if (isRelevant(step.getCommit())) {
                            try {
                                if (step.getCommit().prefixCompare(firstCommit) == 0)
                                    step.setAction(RebaseTodoLine.Action.PICK);
                                else
                                    step.setAction(RebaseTodoLine.Action.SQUASH);
                            } catch (IllegalTodoFileModification e) {
                            // shouldn't happen
                            }
                        }
                    }
                }

                private boolean isRelevant(AbbreviatedObjectId id) {
                    for (RevCommit commit : commits) {
                        if (id.prefixCompare(commit) == 0)
                            return true;
                    }
                    return false;
                }

                @Override
                public String modifyCommitMessage(String oldMessage) {
                    return messageHandler.modifyCommitMessage(oldMessage);
                }
            };
            try (Git git = new Git(repository)) {
                RebaseCommand command = git.rebase().setUpstream(commits.get(0).getParent(0)).runInteractively(handler).setOperation(RebaseCommand.Operation.BEGIN);
                MergeStrategy strategy = Activator.getDefault().getPreferredMergeStrategy();
                if (strategy != null) {
                    command.setStrategy(strategy);
                }
                command.call();
            } catch (GitAPIException e) {
                throw new TeamException(e.getLocalizedMessage(), e.getCause());
            }
            progress.worked(1);
            ProjectUtil.refreshValidProjects(ProjectUtil.getValidOpenProjects(repository), progress.newChild(1));
        }
    };
    ResourcesPlugin.getWorkspace().run(action, getSchedulingRule(), IWorkspace.AVOID_UPDATE, m);
}