Example usage for org.eclipse.jgit.api RebaseCommand STOPPED_SHA

Introduction

In this page you can find the example usage for org.eclipse.jgit.api RebaseCommand STOPPED_SHA.

Prototype

String STOPPED_SHA

To view the source code for org.eclipse.jgit.api RebaseCommand STOPPED_SHA.

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Document

The name of the "stopped-sha" file

Usage

From source file:org.eclipse.egit.ui.internal.merge.GitMergeEditorInput.java

License:Open Source License

@Override
protected Object prepareInput(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {
    final Set<IFile> files = new HashSet<IFile>();
    List<IContainer> folders = new ArrayList<IContainer>();
    Set<IProject> projects = new HashSet<IProject>();

    // collect all projects and sort the selected
    // resources into files and folders; skip
    // ignored resources
    for (IResource res : resources) {
        projects.add(res.getProject());/*ww  w . j ava  2s.  c  om*/
        if (Team.isIgnoredHint(res))
            continue;
        if (res.getType() == IResource.FILE)
            files.add((IFile) res);
        else
            folders.add((IContainer) res);
    }

    if (monitor.isCanceled())
        throw new InterruptedException();

    // make sure all resources belong to the same repository
    Repository repo = null;
    for (IProject project : projects) {
        RepositoryMapping map = RepositoryMapping.getMapping(project);
        if (repo != null && repo != map.getRepository())
            throw new InvocationTargetException(
                    new IllegalStateException(UIText.AbstractHistoryCommanndHandler_NoUniqueRepository));
        repo = map.getRepository();
    }

    if (repo == null)
        throw new InvocationTargetException(
                new IllegalStateException(UIText.AbstractHistoryCommanndHandler_NoUniqueRepository));

    if (monitor.isCanceled())
        throw new InterruptedException();

    // collect all file children of the selected folders
    IResourceVisitor fileCollector = new IResourceVisitor() {
        public boolean visit(IResource resource) throws CoreException {
            if (Team.isIgnoredHint(resource))
                return false;
            if (resource.getType() == IResource.FILE) {
                files.add((IFile) resource);
            }
            return true;
        }
    };

    for (IContainer cont : folders) {
        try {
            cont.accept(fileCollector);
        } catch (CoreException e) {
            // ignore here
        }
    }

    if (monitor.isCanceled())
        throw new InterruptedException();

    // our root node
    this.compareResult = new DiffNode(Differencer.CONFLICTING);

    final RevWalk rw = new RevWalk(repo);

    // get the "right" side (MERGE_HEAD for merge, ORIG_HEAD for rebase)
    final RevCommit rightCommit;
    try {
        String target;
        if (repo.getRepositoryState().equals(RepositoryState.MERGING))
            target = Constants.MERGE_HEAD;
        else if (repo.getRepositoryState().equals(RepositoryState.REBASING_INTERACTIVE))
            target = readFile(repo.getDirectory(),
                    RebaseCommand.REBASE_MERGE + File.separatorChar + RebaseCommand.STOPPED_SHA);
        else
            target = Constants.ORIG_HEAD;
        ObjectId mergeHead = repo.resolve(target);
        if (mergeHead == null)
            throw new IOException(NLS.bind(UIText.ValidationUtils_CanNotResolveRefMessage, target));
        rightCommit = rw.parseCommit(mergeHead);
    } catch (IOException e) {
        throw new InvocationTargetException(e);
    }

    // we need the HEAD, also to determine the common
    // ancestor
    final RevCommit headCommit;
    try {
        ObjectId head = repo.resolve(Constants.HEAD);
        if (head == null)
            throw new IOException(NLS.bind(UIText.ValidationUtils_CanNotResolveRefMessage, Constants.HEAD));
        headCommit = rw.parseCommit(head);
    } catch (IOException e) {
        throw new InvocationTargetException(e);
    }

    final String fullBranch;
    try {
        fullBranch = repo.getFullBranch();
    } catch (IOException e) {
        throw new InvocationTargetException(e);
    }

    // try to obtain the common ancestor
    List<RevCommit> startPoints = new ArrayList<RevCommit>();
    rw.setRevFilter(RevFilter.MERGE_BASE);
    startPoints.add(rightCommit);
    startPoints.add(headCommit);
    RevCommit ancestorCommit;
    try {
        rw.markStart(startPoints);
        ancestorCommit = rw.next();
    } catch (Exception e) {
        ancestorCommit = null;
    }

    if (monitor.isCanceled())
        throw new InterruptedException();

    // set the labels
    CompareConfiguration config = getCompareConfiguration();
    config.setRightLabel(NLS.bind(LABELPATTERN, rightCommit.getShortMessage(), rightCommit.name()));

    if (!useWorkspace)
        config.setLeftLabel(NLS.bind(LABELPATTERN, headCommit.getShortMessage(), headCommit.name()));
    else
        config.setLeftLabel(UIText.GitMergeEditorInput_WorkspaceHeader);

    if (ancestorCommit != null)
        config.setAncestorLabel(
                NLS.bind(LABELPATTERN, ancestorCommit.getShortMessage(), ancestorCommit.name()));

    // set title and icon
    setTitle(NLS.bind(UIText.GitMergeEditorInput_MergeEditorTitle,
            new Object[] { Activator.getDefault().getRepositoryUtil().getRepositoryName(repo),
                    rightCommit.getShortMessage(), fullBranch }));

    // now we calculate the nodes containing the compare information
    try {
        for (IFile file : files) {
            if (monitor.isCanceled())
                throw new InterruptedException();

            monitor.setTaskName(file.getFullPath().toString());

            RepositoryMapping map = RepositoryMapping.getMapping(file);
            String gitPath = map.getRepoRelativePath(file);
            if (gitPath == null)
                continue;

            // ignore everything in .git
            if (gitPath.startsWith(Constants.DOT_GIT))
                continue;

            fileToDiffNode(file, gitPath, map, this.compareResult, rightCommit, headCommit, ancestorCommit, rw,
                    monitor);
        }
    } catch (IOException e) {
        throw new InvocationTargetException(e);
    }
    return compareResult;
}

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From source file:org.eclipse.emf.compare.egit.ui.internal.merge.ModelGitMergeEditorInput.java

License:Open Source License

private RevCommit getRightCommit(RevWalk revWalk, Repository repository) throws InvocationTargetException {
    try {//from   w w  w . ja  va  2s  . com
        String target;
        if (repository.getRepositoryState().equals(RepositoryState.MERGING)) {
            target = Constants.MERGE_HEAD;
        } else if (repository.getRepositoryState().equals(RepositoryState.CHERRY_PICKING)) {
            target = Constants.CHERRY_PICK_HEAD;
        } else if (repository.getRepositoryState().equals(RepositoryState.REBASING_INTERACTIVE)) {
            target = readFile(repository.getDirectory(),
                    RebaseCommand.REBASE_MERGE + File.separatorChar + RebaseCommand.STOPPED_SHA);
        } else {
            target = Constants.ORIG_HEAD;
        }
        ObjectId mergeHead = repository.resolve(target);
        if (mergeHead == null) {
            throw new IOException(NLS.bind(UIText.ValidationUtils_CanNotResolveRefMessage, target));
        }
        return revWalk.parseCommit(mergeHead);
    } catch (IOException e) {
        throw new InvocationTargetException(e);
    }
}

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