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| | | package com.gitblit.utils;
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| | |
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| | | import java.text.DateFormat;
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| | | import java.text.MessageFormat;
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| | | import java.text.SimpleDateFormat;
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| | | import java.util.ArrayList;
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| | | import java.util.Collections;
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| | |
| | | import java.util.List;
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| | | import java.util.Map;
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| | |
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| | | import org.eclipse.jgit.lib.Constants;
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| | | import org.eclipse.jgit.lib.ObjectId;
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| | | import org.eclipse.jgit.lib.Repository;
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| | | import org.eclipse.jgit.revwalk.RevCommit;
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| | |
| | | import com.gitblit.models.Metric;
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| | | import com.gitblit.models.RefModel;
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| | |
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| | | /**
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| | | * Utility class for collecting metrics on a branch, tag, or other ref within
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| | | * the repository.
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| | | * |
| | | * @author James Moger
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| | | * |
| | | */
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| | | public class MetricUtils {
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| | |
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| | | private static final Logger LOGGER = LoggerFactory.getLogger(MetricUtils.class);
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| | |
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| | | public static List<Metric> getDateMetrics(Repository r, boolean includeTotal, String format) {
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| | | /**
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| | | * Log an error message and exception.
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| | | * |
| | | * @param t
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| | | * @param repository
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| | | * if repository is not null it MUST be the {0} parameter in the
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| | | * pattern.
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| | | * @param pattern
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| | | * @param objects
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| | | */
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| | | private static void error(Throwable t, Repository repository, String pattern, Object... objects) {
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| | | List<Object> parameters = new ArrayList<Object>();
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| | | if (objects != null && objects.length > 0) {
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| | | for (Object o : objects) {
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| | | parameters.add(o);
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| | | }
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| | | }
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| | | if (repository != null) {
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| | | parameters.add(0, repository.getDirectory().getAbsolutePath());
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| | | }
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| | | LOGGER.error(MessageFormat.format(pattern, parameters.toArray()), t);
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| | | }
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| | |
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| | | /**
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| | | * Returns the list of metrics for the specified commit reference, branch,
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| | | * or tag within the repository. If includeTotal is true, the total of all
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| | | * the metrics will be included as the first element in the returned list.
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| | | * |
| | | * If the dateformat is unspecified an attempt is made to determine an
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| | | * appropriate date format by determining the time difference between the
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| | | * first commit on the branch and the most recent commit. This assumes that
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| | | * the commits are linear.
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| | | * |
| | | * @param repository
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| | | * @param objectId
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| | | * if null or empty, HEAD is assumed.
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| | | * @param includeTotal
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| | | * @param dateFormat
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| | | * @return list of metrics
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| | | */
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| | | public static List<Metric> getDateMetrics(Repository repository, String objectId,
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| | | boolean includeTotal, String dateFormat) {
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| | | Metric total = new Metric("TOTAL");
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| | | final Map<String, Metric> metricMap = new HashMap<String, Metric>();
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| | |
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| | | if (JGitUtils.hasCommits(r)) {
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| | | final List<RefModel> tags = JGitUtils.getTags(r, -1);
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| | | if (JGitUtils.hasCommits(repository)) {
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| | | final List<RefModel> tags = JGitUtils.getTags(repository, true, -1);
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| | | final Map<ObjectId, RefModel> tagMap = new HashMap<ObjectId, RefModel>();
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| | | for (RefModel tag : tags) {
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| | | tagMap.put(tag.getReferencedObjectId(), tag);
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| | | }
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| | | RevWalk revWalk = null;
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| | | try {
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| | | RevWalk walk = new RevWalk(r);
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| | | ObjectId object = r.resolve(Constants.HEAD);
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| | | RevCommit lastCommit = walk.parseCommit(object);
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| | | walk.markStart(lastCommit);
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| | | // resolve branch
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| | | ObjectId branchObject;
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| | | if (StringUtils.isEmpty(objectId)) {
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| | | branchObject = JGitUtils.getDefaultBranch(repository);
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| | | } else {
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| | | branchObject = repository.resolve(objectId);
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| | | }
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| | |
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| | | revWalk = new RevWalk(repository);
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| | | RevCommit lastCommit = revWalk.parseCommit(branchObject);
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| | | revWalk.markStart(lastCommit);
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| | |
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| | | DateFormat df;
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| | | if (StringUtils.isEmpty(format)) {
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| | | if (StringUtils.isEmpty(dateFormat)) {
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| | | // dynamically determine date format
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| | | RevCommit firstCommit = JGitUtils.getFirstCommit(r, Constants.HEAD);
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| | | RevCommit firstCommit = JGitUtils.getFirstCommit(repository,
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| | | branchObject.getName());
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| | | int diffDays = (lastCommit.getCommitTime() - firstCommit.getCommitTime())
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| | | / (60 * 60 * 24);
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| | | total.duration = diffDays;
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| | | if (diffDays <= 90) {
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| | | if (diffDays <= 365) {
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| | | // Days
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| | | df = new SimpleDateFormat("yyyy-MM-dd");
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| | | } else if (diffDays > 90 && diffDays < 365) {
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| | | // Weeks
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| | | df = new SimpleDateFormat("yyyy-MM (w)");
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| | | } else {
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| | | // Months
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| | | df = new SimpleDateFormat("yyyy-MM");
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| | | }
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| | | } else {
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| | | // use specified date format
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| | | df = new SimpleDateFormat(format);
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| | | df = new SimpleDateFormat(dateFormat);
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| | | }
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| | |
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| | | Iterable<RevCommit> revlog = walk;
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| | | Iterable<RevCommit> revlog = revWalk;
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| | | for (RevCommit rev : revlog) {
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| | | Date d = JGitUtils.getCommitDate(rev);
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| | | String p = df.format(d);
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| | |
| | | }
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| | | }
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| | | } catch (Throwable t) {
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| | | LOGGER.error("Failed to mine log history for date metrics", t);
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| | | error(t, repository, "{0} failed to mine log history for date metrics of {1}",
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| | | objectId);
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| | | } finally {
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| | | if (revWalk != null) {
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| | | revWalk.dispose();
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| | | }
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| | | }
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| | | }
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| | | List<String> keys = new ArrayList<String>(metricMap.keySet());
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| | |
| | | return metrics;
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| | | }
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| | |
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| | | public static List<Metric> getAuthorMetrics(Repository r, boolean byEmail) {
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| | | /**
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| | | * Returns a list of author metrics for the specified repository.
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| | | * |
| | | * @param repository
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| | | * @param objectId
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| | | * if null or empty, HEAD is assumed.
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| | | * @param byEmailAddress
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| | | * group metrics by author email address otherwise by author name
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| | | * @return list of metrics
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| | | */
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| | | public static List<Metric> getAuthorMetrics(Repository repository, String objectId,
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| | | boolean byEmailAddress) {
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| | | final Map<String, Metric> metricMap = new HashMap<String, Metric>();
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| | |
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| | | if (JGitUtils.hasCommits(r)) {
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| | | if (JGitUtils.hasCommits(repository)) {
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| | | try {
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| | | RevWalk walk = new RevWalk(r);
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| | | ObjectId object = r.resolve(Constants.HEAD);
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| | | RevCommit lastCommit = walk.parseCommit(object);
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| | | RevWalk walk = new RevWalk(repository);
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| | | // resolve branch
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| | | ObjectId branchObject;
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| | | if (StringUtils.isEmpty(objectId)) {
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| | | branchObject = JGitUtils.getDefaultBranch(repository);
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| | | } else {
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| | | branchObject = repository.resolve(objectId);
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| | | }
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| | | RevCommit lastCommit = walk.parseCommit(branchObject);
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| | | walk.markStart(lastCommit);
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| | |
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| | | Iterable<RevCommit> revlog = walk;
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| | | for (RevCommit rev : revlog) {
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| | | String p;
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| | | if (byEmail) {
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| | | p = rev.getAuthorIdent().getEmailAddress();
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| | | if (byEmailAddress) {
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| | | p = rev.getAuthorIdent().getEmailAddress().toLowerCase();
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| | | if (StringUtils.isEmpty(p)) {
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| | | p = rev.getAuthorIdent().getName();
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| | | p = rev.getAuthorIdent().getName().toLowerCase();
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| | | }
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| | | } else {
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| | | p = rev.getAuthorIdent().getName();
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| | | p = rev.getAuthorIdent().getName().toLowerCase();
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| | | if (StringUtils.isEmpty(p)) {
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| | | p = rev.getAuthorIdent().getEmailAddress();
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| | | p = rev.getAuthorIdent().getEmailAddress().toLowerCase();
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| | | }
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| | | }
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| | | if (!metricMap.containsKey(p)) {
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| | |
| | | m.count++;
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| | | }
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| | | } catch (Throwable t) {
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| | | LOGGER.error("Failed to mine log history for author metrics", t);
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| | | error(t, repository, "{0} failed to mine log history for author metrics of {1}",
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| | | objectId);
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| | | }
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| | | }
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| | | List<String> keys = new ArrayList<String>(metricMap.keySet());
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