GHRepositoryStatistics.java
package org.kohsuke.github;
import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.databind.exc.MismatchedInputException;
import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
import java.io.IOException;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.NoSuchElementException;
// TODO: Auto-generated Javadoc
/**
* Statistics for a GitHub repository.
*
* @author Martin van Zijl
*/
public class GHRepositoryStatistics extends GitHubInteractiveObject {
private final GHRepository repo;
private static final int MAX_WAIT_ITERATIONS = 3;
private static final int WAIT_SLEEP_INTERVAL = 5000;
/**
* Instantiates a new Gh repository statistics.
*
* @param repo
* the repo
*/
@SuppressFBWarnings(value = { "EI_EXPOSE_REP2" }, justification = "Acceptable risk")
public GHRepositoryStatistics(GHRepository repo) {
super(repo.root());
this.repo = repo;
}
/**
* Get contributors list with additions, deletions, and commit count. See
* https://developer.github.com/v3/repos/statistics/#get-contributors-list-with-additions-deletions-and-commit-counts
*
* @return the contributor stats
* @throws IOException
* the io exception
* @throws InterruptedException
* the interrupted exception
*/
public PagedIterable<ContributorStats> getContributorStats() throws IOException, InterruptedException {
return getContributorStats(true);
}
/**
* Gets contributor stats.
*
* @param waitTillReady
* Whether to sleep the thread if necessary until the statistics are ready. This is true by default.
* @return the contributor stats
* @throws IOException
* the io exception
* @throws InterruptedException
* the interrupted exception
*/
@BetaApi
@SuppressWarnings("SleepWhileInLoop")
@SuppressFBWarnings(value = { "RCN_REDUNDANT_NULLCHECK_OF_NONNULL_VALUE" }, justification = "JSON API")
public PagedIterable<ContributorStats> getContributorStats(boolean waitTillReady)
throws IOException, InterruptedException {
PagedIterable<GHRepositoryStatistics.ContributorStats> stats = getContributorStatsImpl();
if (stats == null && waitTillReady) {
for (int i = 0; i < MAX_WAIT_ITERATIONS; i += 1) {
// Wait a few seconds and try again.
Thread.sleep(WAIT_SLEEP_INTERVAL);
stats = getContributorStatsImpl();
if (stats != null) {
break;
}
}
}
return stats;
}
/**
* This gets the actual statistics from the server. Returns null if they are still being cached.
*/
private PagedIterable<ContributorStats> getContributorStatsImpl() throws IOException {
return root().createRequest()
.withUrlPath(getApiTailUrl("contributors"))
.toIterable(ContributorStats[].class, null);
}
/**
* The type ContributorStats.
*/
@SuppressFBWarnings(
value = { "UWF_UNWRITTEN_PUBLIC_OR_PROTECTED_FIELD", "UWF_UNWRITTEN_FIELD", "NP_UNWRITTEN_FIELD",
"URF_UNREAD_FIELD" },
justification = "JSON API")
public static class ContributorStats extends GHObject {
/**
* Create default ContributorStats instance
*/
public ContributorStats() {
}
private GHUser author;
private int total;
private List<Week> weeks;
/**
* Gets author.
*
* @return The author described by these statistics.
*/
@SuppressFBWarnings(value = { "EI_EXPOSE_REP" }, justification = "Expected behavior")
public GHUser getAuthor() {
return author;
}
/**
* Gets total.
*
* @return The total number of commits authored by the contributor.
*/
public int getTotal() {
return total;
}
/**
* Convenience method to look up week with particular timestamp.
*
* @param timestamp
* The timestamp to look for.
* @return The week starting with the given timestamp. Throws an exception if it is not found.
* @throws NoSuchElementException
* the no such element exception
*/
public Week getWeek(long timestamp) throws NoSuchElementException {
// maybe store the weeks in a map to make this more efficient?
for (Week week : weeks) {
if (week.getWeekTimestamp() == timestamp) {
return week;
}
}
// this is safer than returning null
throw new NoSuchElementException();
}
/**
* Gets weeks.
*
* @return The total number of commits authored by the contributor.
*/
public List<Week> getWeeks() {
return Collections.unmodifiableList(weeks);
}
/**
* To string.
*
* @return the string
*/
@Override
public String toString() {
return author.getLogin() + " made " + String.valueOf(total) + " contributions over "
+ String.valueOf(weeks.size()) + " weeks";
}
/**
* The type Week.
*/
@SuppressFBWarnings(
value = { "UWF_UNWRITTEN_PUBLIC_OR_PROTECTED_FIELD", "UWF_UNWRITTEN_FIELD", "NP_UNWRITTEN_FIELD",
"URF_UNREAD_FIELD" },
justification = "JSON API")
public static class Week {
/**
* Create default Week instance
*/
public Week() {
}
private long w;
private int a;
private int d;
private int c;
/**
* Gets week timestamp.
*
* @return Start of the week, as a UNIX timestamp.
*/
public long getWeekTimestamp() {
return w;
}
/**
* Gets number of additions.
*
* @return The number of additions for the week.
*/
public int getNumberOfAdditions() {
return a;
}
/**
* Gets number of deletions.
*
* @return The number of deletions for the week.
*/
public int getNumberOfDeletions() {
return d;
}
/**
* Gets number of commits.
*
* @return The number of commits for the week.
*/
public int getNumberOfCommits() {
return c;
}
/**
* To string.
*
* @return the string
*/
@Override
public String toString() {
return String.format("Week starting %d - Additions: %d, Deletions: %d, Commits: %d", w, a, d, c);
}
}
}
/**
* Get the last year of commit activity data. See
* https://developer.github.com/v3/repos/statistics/#get-the-last-year-of-commit-activity-data
*
* @return the commit activity
* @throws IOException
* the io exception
*/
public PagedIterable<CommitActivity> getCommitActivity() throws IOException {
return root().createRequest()
.withUrlPath(getApiTailUrl("commit_activity"))
.toIterable(CommitActivity[].class, null);
}
/**
* The type CommitActivity.
*/
@SuppressFBWarnings(
value = { "UWF_UNWRITTEN_PUBLIC_OR_PROTECTED_FIELD", "UWF_UNWRITTEN_FIELD", "NP_UNWRITTEN_FIELD" },
justification = "JSON API")
public static class CommitActivity extends GHObject {
/**
* Create default CommitActivity instance
*/
public CommitActivity() {
}
private List<Integer> days;
private int total;
private long week;
/**
* Gets days.
*
* @return The number of commits for each day of the week. 0 = Sunday, 1 = Monday, etc.
*/
public List<Integer> getDays() {
return Collections.unmodifiableList(days);
}
/**
* Gets total.
*
* @return The total number of commits for the week.
*/
public int getTotal() {
return total;
}
/**
* Gets week.
*
* @return The start of the week as a UNIX timestamp.
*/
public long getWeek() {
return week;
}
}
/**
* Get the number of additions and deletions per week. See
* https://developer.github.com/v3/repos/statistics/#get-the-number-of-additions-and-deletions-per-week
*
* @return the code frequency
* @throws IOException
* the io exception
*/
public List<CodeFrequency> getCodeFrequency() throws IOException {
try {
CodeFrequency[] list = root().createRequest()
.withUrlPath(getApiTailUrl("code_frequency"))
.fetch(CodeFrequency[].class);
return Arrays.asList(list);
} catch (MismatchedInputException e) {
// This sometimes happens when retrieving code frequency statistics
// for a repository for the first time. It is probably still being
// generated, so return null.
return null;
}
}
/**
* The type CodeFrequency.
*/
public static class CodeFrequency {
private final int week;
private final int additions;
private final int deletions;
@JsonCreator(mode = JsonCreator.Mode.DELEGATING)
private CodeFrequency(List<Integer> item) {
week = item.get(0);
additions = item.get(1);
deletions = item.get(2);
}
/**
* Gets week timestamp.
*
* @return The start of the week as a UNIX timestamp.
*/
public int getWeekTimestamp() {
return week;
}
/**
* Gets additions.
*
* @return The number of additions for the week.
*/
public long getAdditions() {
return additions;
}
/**
* Gets deletions.
*
* @return The number of deletions for the week. NOTE: This will be a NEGATIVE number.
*/
public long getDeletions() {
// TODO: Perhaps return Math.abs(deletions),
// since most developers may not expect a negative number.
return deletions;
}
/**
* To string.
*
* @return the string
*/
@Override
public String toString() {
return "Week starting " + getWeekTimestamp() + " has " + getAdditions() + " additions and "
+ Math.abs(getDeletions()) + " deletions";
}
}
/**
* Get the weekly commit count for the repository owner and everyone else. See
* https://developer.github.com/v3/repos/statistics/#get-the-weekly-commit-count-for-the-repository-owner-and-everyone-else
*
* @return the participation
* @throws IOException
* the io exception
*/
public Participation getParticipation() throws IOException {
return root().createRequest().withUrlPath(getApiTailUrl("participation")).fetch(Participation.class);
}
/**
* The type Participation.
*/
public static class Participation extends GHObject {
/**
* Create default Participation instance
*/
public Participation() {
}
private List<Integer> all;
private List<Integer> owner;
/**
* Gets all commits.
*
* @return The list of commit counts for everyone combined, for the last 52 weeks.
*/
public List<Integer> getAllCommits() {
return Collections.unmodifiableList(all);
}
/**
* Gets owner commits.
*
* @return The list of commit counts for the owner, for the last 52 weeks.
*/
public List<Integer> getOwnerCommits() {
return Collections.unmodifiableList(owner);
}
}
/**
* Get the number of commits per hour in each day. See
* https://developer.github.com/v3/repos/statistics/#get-the-number-of-commits-per-hour-in-each-day
*
* @return the punch card
* @throws IOException
* the io exception
*/
public List<PunchCardItem> getPunchCard() throws IOException {
PunchCardItem[] list = root().createRequest()
.withUrlPath(getApiTailUrl("punch_card"))
.fetch(PunchCardItem[].class);
return Arrays.asList(list);
}
/**
* The type PunchCardItem.
*/
public static class PunchCardItem {
private final int dayOfWeek;
private final int hourOfDay;
private final int numberOfCommits;
@JsonCreator(mode = JsonCreator.Mode.DELEGATING)
private PunchCardItem(List<Integer> item) {
dayOfWeek = item.get(0);
hourOfDay = item.get(1);
numberOfCommits = item.get(2);
}
/**
* Gets day of week.
*
* @return The day of the week. 0 = Sunday, 1 = Monday, etc.
*/
public int getDayOfWeek() {
return dayOfWeek;
}
/**
* Gets hour of day.
*
* @return The hour of the day from 0 to 23.
*/
public long getHourOfDay() {
return hourOfDay;
}
/**
* Gets number of commits.
*
* @return The number of commits for the day and hour.
*/
public long getNumberOfCommits() {
return numberOfCommits;
}
/**
* To string.
*
* @return the string
*/
public String toString() {
return "Day " + getDayOfWeek() + " Hour " + getHourOfDay() + ": " + getNumberOfCommits() + " commits";
}
}
/**
* Gets the api tail url.
*
* @param tail
* the tail
* @return the api tail url
*/
String getApiTailUrl(String tail) {
return repo.getApiTailUrl("stats/" + tail);
}
}