org.eclipse.jgit.treewalk.filter.AndTreeFilter Java Examples

private void filterOutOtherModulesChanges(String modulePath, List<String> childModules, RevWalk walk) {
    boolean isRootModule = ".".equals(modulePath);
    boolean isMultiModuleProject = !isRootModule || !childModules.isEmpty();
    List<TreeFilter> treeFilters = new ArrayList<>();
    treeFilters.add(TreeFilter.ANY_DIFF);
    if (isMultiModuleProject) {
        if (!isRootModule) {
            // for sub-modules, look for changes only in the sub-module path...
            treeFilters.add(PathFilter.create(modulePath));
        }

        // ... but ignore any sub-modules of the current sub-module, because they can change independently of the current module
        for (String childModule : childModules) {
            String path = isRootModule ? childModule : modulePath + "/" + childModule;
            treeFilters.add(PathFilter.create(path).negate());
        }

    }
    TreeFilter treeFilter = treeFilters.size() == 1 ? treeFilters.get(0) : AndTreeFilter.create(treeFilters);
    walk.setTreeFilter(treeFilter);
}
 

/**
  * Get Commit that changed the file before the parameter commit
  * @param sha
  * @param file
  * @return
  */
 public String getPreviousCommit (String sha, String file, PrintWriter l){
  if (sha.equals("a8da84c614ba6e6e87c6c91e0c426ddfec2766a2"))
	  System.out.println();
  File  localRepo1 = new File(workingDirectory+"");
  Iterable<RevCommit> iterable;
  String finalSha = "";
  RevCommit latestCommit = null;
  String path = file;
  try {
	org.eclipse.jgit.api.Git git = org.eclipse.jgit.api.Git.open(localRepo1);
	RevWalk revWalk = new RevWalk( git.getRepository() );
    RevCommit revCommit = getCommit(sha, null);
    revWalk.markStart( revCommit );
    revWalk.sort( RevSort.COMMIT_TIME_DESC );
    revWalk.setTreeFilter( AndTreeFilter.create( PathFilter.create( path ), TreeFilter.ANY_DIFF ) );
    latestCommit = revWalk.next();
    while (!latestCommit.getName().equals(sha))
    	latestCommit = revWalk.next();
    latestCommit = revWalk.next();
    if (latestCommit == null)
    	return null;
    finalSha =  latestCommit.getName();

  } catch (Exception e) {
	 l.println("No Predecessor-Commits found for "+sha +"for file " + file);
	return null;
}
  return finalSha;
 }
 

private void listFiles() throws GitException {
    try (RevWalk revWalk = new RevWalk(repository);
        TreeWalk walk = new TreeWalk(repository)) {
        List<GitFileInfo> result;
        walk.reset();
        walk.setRecursive(true);
        RevCommit parentCommit = null;
        if (revCommit.getParentCount() > 0) {
            for (RevCommit commit : revCommit.getParents()) {
                revWalk.markStart(revWalk.lookupCommit(commit));
            }
            revWalk.setRevFilter(RevFilter.MERGE_BASE);
            Iterator<RevCommit> it = revWalk.iterator();
            if (it.hasNext()) {
                parentCommit = it.next();
            }
            if (parentCommit != null) {
                walk.addTree(parentCommit.getTree().getId());
            }
        }
        walk.addTree(revCommit.getTree().getId());
        walk.setFilter(AndTreeFilter.create(TreeFilter.ANY_DIFF, PathFilter.ANY_DIFF));
        if (parentCommit != null) {
            result = Utils.getDiffEntries(repository, walk, GitClassFactoryImpl.getInstance());
        } else {
            result = new ArrayList<>();
            while (walk.next()) {
                result.add(new GitFileInfo(new File(repository.getWorkTree(), walk.getPathString()), walk.getPathString(), GitFileInfo.Status.ADDED, null, null));
            }
        }
        this.modifiedFiles = result.toArray(new GitFileInfo[result.size()]);
    } catch (IOException ex) {
        throw new GitException(ex);
    }
}
 

@Override
protected void run () throws GitException {
    Repository repository = getRepository();
    
    try (TreeWalk walk = new TreeWalk(repository)) {
        walk.reset();
        walk.setRecursive(true);
        walk.addTree(Utils.findCommit(repository, revisionFirst).getTree());
        walk.addTree(Utils.findCommit(repository, revisionSecond).getTree());
        Collection<PathFilter> pathFilters = Utils.getPathFilters(repository.getWorkTree(), roots);
        if (pathFilters.isEmpty()) {
            walk.setFilter(AndTreeFilter.create(TreeFilter.ANY_DIFF, PathFilter.ANY_DIFF));
        } else {
            walk.setFilter(AndTreeFilter.create(new TreeFilter[] { 
                TreeFilter.ANY_DIFF,
                PathFilter.ANY_DIFF,
                PathFilterGroup.create(pathFilters)
            }));
        }
        List<GitRevisionInfo.GitFileInfo> infos = Utils.getDiffEntries(repository, walk, getClassFactory());
        for (GitRevisionInfo.GitFileInfo info : infos) {
            statuses.put(info.getFile(), info);
        }
    } catch (IOException ex) {
        throw new GitException(ex);
    }
}
 

@Override
protected void run() throws GitException {
    Repository repository = getRepository();
    String workTreePath = repository.getWorkTree().getAbsolutePath();
    RevCommit commit = Utils.findCommit(repository, revisionStr);
    if (commit.getParentCount() > 1) {
        throw new GitException("Unable to export a merge commit");
    }
    try (DiffFormatter formatter = new DiffFormatter(out)) {
        out.write(Constants.encode(formatCommitInfo(commit)));
        formatter.setRepository(repository);
        List<DiffEntry> diffEntries;
        if (commit.getParentCount() > 0) {
            formatter.setDetectRenames(true);
            diffEntries = formatter.scan(commit.getParent(0), commit);
        } else {
            TreeWalk walk = new TreeWalk(repository);
            walk.reset();
            walk.setRecursive(true);
            walk.addTree(new EmptyTreeIterator());
            walk.addTree(commit.getTree());
            walk.setFilter(AndTreeFilter.create(TreeFilter.ANY_DIFF, PathFilter.ANY_DIFF));
            diffEntries = DiffEntry.scan(walk);
        }
        for (DiffEntry ent : diffEntries) {
            if (monitor.isCanceled()) {
                break;
            }
            listener.notifyFile(new File(workTreePath + File.separator + ent.getNewPath()), ent.getNewPath());
            formatter.format(ent);
        }
        formatter.flush();
    } catch (IOException ex) {
        throw new GitException(ex);
    }
}
 

public Commit(URI cloneLocation, Repository db, RevCommit revCommit, String pattern) {
	super(cloneLocation, db);
	this.revCommit = revCommit;
	if (revCommit.getParentCount() == 0) {
		this.revCommit = parseCommit(revCommit);
	}
	this.pattern = pattern;
	if (pattern != null && !pattern.isEmpty()) {
		filter = AndTreeFilter.create(PathFilterGroup.createFromStrings(Collections.singleton(pattern)), TreeFilter.ANY_DIFF);
		isRoot = false;
	}
}
 

private void applyCriteria (RevWalk walk, SearchCriteria criteria,
        final RevFlag partOfResultFlag, DiffConfig diffConfig) {
    File[] files = criteria.getFiles();
    if (files.length > 0) {
        Collection<PathFilter> pathFilters = Utils.getPathFilters(getRepository().getWorkTree(), files);
        if (!pathFilters.isEmpty()) {
            if (criteria.isFollow() && pathFilters.size() == 1) {
                walk.setTreeFilter(FollowFilter.create(pathFilters.iterator().next().getPath(), diffConfig));
            } else {
                walk.setTreeFilter(AndTreeFilter.create(TreeFilter.ANY_DIFF, PathFilterGroup.create(pathFilters)));
            }
        }
    }
    RevFilter filter;
    if (criteria.isIncludeMerges()) {
        filter = RevFilter.ALL;
    } else {
        filter = RevFilter.NO_MERGES;
    }
    filter = AndRevFilter.create(filter, new CancelRevFilter(monitor));
    filter = AndRevFilter.create(filter, new RevFilter() {

        @Override
        public boolean include (RevWalk walker, RevCommit cmit) {
            return cmit.has(partOfResultFlag);
        }

        @Override
        public RevFilter clone () {
            return this;
        }

        @Override
        public boolean requiresCommitBody () {
            return false;
        }
    });

    String username = criteria.getUsername();
    if (username != null && !(username = username.trim()).isEmpty()) {
        filter = AndRevFilter.create(filter, OrRevFilter.create(CommitterRevFilter.create(username), AuthorRevFilter.create(username)));
    }
    String message = criteria.getMessage();
    if (message != null && !(message = message.trim()).isEmpty()) {
        filter = AndRevFilter.create(filter, MessageRevFilter.create(message));
    }
    Date from  = criteria.getFrom();
    Date to  = criteria.getTo();
    if (from != null && to != null) {
        filter = AndRevFilter.create(filter, CommitTimeRevFilter.between(from, to));
    } else if (from != null) {
        filter = AndRevFilter.create(filter, CommitTimeRevFilter.after(from));
    } else if (to != null) {
        filter = AndRevFilter.create(filter, CommitTimeRevFilter.before(to));
    }
    // this must be at the end, limit filter must apply as the last
    if (criteria.getLimit() != -1) {
        filter = AndRevFilter.create(filter, MaxCountRevFilter.create(criteria.getLimit()));
    }
    walk.setRevFilter(filter);
}
 

/**
 * Executes the {@code Log} command with all the options and parameters collected by the setter methods (e.g. {@link #add(AnyObjectId)},
 * {@link #not(AnyObjectId)}, ..) of this class. Each instance of this class should only be used for one invocation of the command. Don't call this method
 * twice on an instance.
 *
 * @return an iteration over RevCommits
 * @throws NoHeadException
 *             of the references ref cannot be resolved
 */
@Override
public Iterable<RevCommit> call() throws GitAPIException, NoHeadException {
	checkCallable();
	ArrayList<RevFilter> filters = new ArrayList<RevFilter>();

	if (pathFilters.size() > 0)
		walk.setTreeFilter(AndTreeFilter.create(PathFilterGroup.create(pathFilters), TreeFilter.ANY_DIFF));

	if (msgFilter != null)
		filters.add(msgFilter);
	if (authorFilter != null)
		filters.add(authorFilter);
	if (committerFilter != null)
		filters.add(committerFilter);
	if (sha1Filter != null)
		filters.add(sha1Filter);
	if (dateFilter != null)
		filters.add(dateFilter);
	if (skip > -1)
		filters.add(SkipRevFilter.create(skip));
	if (maxCount > -1)
		filters.add(MaxCountRevFilter.create(maxCount));
	RevFilter filter = null;
	if (filters.size() > 1) {
		filter = AndRevFilter.create(filters);
	} else if (filters.size() == 1) {
		filter = filters.get(0);
	}

	if (filter != null)
		walk.setRevFilter(filter);

	if (!startSpecified) {
		try {
			ObjectId headId = repo.resolve(Constants.HEAD);
			if (headId == null)
				throw new NoHeadException(JGitText.get().noHEADExistsAndNoExplicitStartingRevisionWasSpecified);
			add(headId);
		} catch (IOException e) {
			// all exceptions thrown by add() shouldn't occur and represent
			// severe low-level exception which are therefore wrapped
			throw new JGitInternalException(JGitText.get().anExceptionOccurredWhileTryingToAddTheIdOfHEAD, e);
		}
	}
	setCallable(false);
	return walk;
}
 

@Nonnull
public static List<RevCommit> getFileRevisions(String path, AnyObjectId start, int skip, int limit, ObjectReader reader) throws IOException {
  path = normalizeNodePath(path);
  TreeFilter filter = AndTreeFilter.create(PathFilterGroup.createFromStrings(path), ANY_DIFF);
  return getHistory(start, skip, limit, filter, reader);
}
 

@Nonnull
public static List<RevCommit> getFileRevisions(String path, AnyObjectId start, int skip, int limit, ObjectReader reader) throws IOException {
  path = normalizeNodePath(path);
  TreeFilter filter = AndTreeFilter.create(PathFilterGroup.createFromStrings(path), ANY_DIFF);
  return getHistory(start, skip, limit, filter, reader);
}
 

@Override
public TestVersionResult determineVersions(final String fetchRevision) throws StoreException.ReadException {
    try {
        final RevWalk walk = new RevWalk(git.getRepository());
        final ObjectId commitId = ObjectId.fromString(fetchRevision);
        final RevCommit headTree = walk.parseCommit(commitId);
        final RevTree tree = headTree.getTree();

        // now use a TreeWalk to iterate over all files in the Tree recursively
        // you can set Filters to narrow down the results if needed
        final TreeWalk treeWalk = new TreeWalk(git.getRepository());
        treeWalk.addTree(tree);
        treeWalk.setFilter(AndTreeFilter
            .create(PathFilter.create(testDefinitionsDirectory), PathSuffixFilter.create("definition.json")));
        treeWalk.setRecursive(true);

        final List<TestVersionResult.Test> tests = Lists.newArrayList();
        while (treeWalk.next()) {
            final ObjectId id = treeWalk.getObjectId(0);
            // final RevTree revTree = walk.lookupTree(id);

            final String path = treeWalk.getPathString();
            final String[] pieces = path.split("/");
            final String testname = pieces[pieces.length - 2]; // tree / parent directory name

            // testname, blobid pair
            // note this is the blobid hash - not a commit hash
            // RevTree.id and RevBlob.id
            tests.add(new TestVersionResult.Test(testname, id.name()));
        }

        walk.dispose();
        return new TestVersionResult(
                tests,
                new Date(Long.valueOf(headTree.getCommitTime()) * 1000 /* convert seconds to milliseconds */),
                determineAuthorId(headTree),
                headTree.toObjectId().getName(),
                headTree.getFullMessage()
        );
    } catch (final IOException e) {
        throw new StoreException.ReadException(e);
    }
}