From 01bd346efe98af0f05f23f897c0819d2df8d856c Mon Sep 17 00:00:00 2001
From: James Moger <james.moger@gitblit.com>
Date: Sat, 16 Apr 2011 16:47:14 -0400
Subject: [PATCH] Replaced three history placeholder labels with real links.
---
src/com/gitblit/utils/JGitUtils.java | 214 ++++++++++++++++++++++++++++++++++++++++++++++-------
1 files changed, 184 insertions(+), 30 deletions(-)
diff --git a/src/com/gitblit/utils/JGitUtils.java b/src/com/gitblit/utils/JGitUtils.java
index b4e0b15..7128f72 100644
--- a/src/com/gitblit/utils/JGitUtils.java
+++ b/src/com/gitblit/utils/JGitUtils.java
@@ -16,7 +16,9 @@
import java.util.Map;
import java.util.Set;
-import org.eclipse.jgit.api.Git;
+import org.eclipse.jgit.diff.DiffEntry;
+import org.eclipse.jgit.diff.DiffFormatter;
+import org.eclipse.jgit.diff.RawTextComparator;
import org.eclipse.jgit.errors.ConfigInvalidException;
import org.eclipse.jgit.lib.AnyObjectId;
import org.eclipse.jgit.lib.Constants;
@@ -33,15 +35,19 @@
import org.eclipse.jgit.revwalk.RevTree;
import org.eclipse.jgit.revwalk.RevWalk;
import org.eclipse.jgit.treewalk.TreeWalk;
+import org.eclipse.jgit.treewalk.filter.AndTreeFilter;
import org.eclipse.jgit.treewalk.filter.PathFilter;
import org.eclipse.jgit.treewalk.filter.PathFilterGroup;
+import org.eclipse.jgit.treewalk.filter.TreeFilter;
+import org.eclipse.jgit.util.io.DisabledOutputStream;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-import com.gitblit.utils.TicGitTicket.Comment;
import com.gitblit.wicket.models.Metric;
import com.gitblit.wicket.models.PathModel;
import com.gitblit.wicket.models.RefModel;
+import com.gitblit.wicket.models.TicGitTicket;
+import com.gitblit.wicket.models.TicGitTicket.Comment;
public class JGitUtils {
@@ -94,12 +100,15 @@
return getCommitDate(commit);
}
- public static RevCommit getCommit(Repository r, String commitId) {
+ public static RevCommit getCommit(Repository r, String objectId) {
RevCommit commit = null;
try {
- ObjectId objectId = r.resolve(commitId);
+ if (objectId == null || objectId.trim().length() == 0) {
+ objectId = Constants.HEAD;
+ }
+ ObjectId object = r.resolve(objectId);
RevWalk walk = new RevWalk(r);
- RevCommit rev = walk.parseCommit(objectId);
+ RevCommit rev = walk.parseCommit(object);
commit = rev;
walk.dispose();
} catch (Throwable t) {
@@ -201,8 +210,8 @@
return new String(getRawContent(r, (RevBlob) obj));
}
- public static List<PathModel> getFilesInPath(Repository r, String basePath, String commitId) {
- RevCommit commit = getCommit(r, commitId);
+ public static List<PathModel> getFilesInPath(Repository r, String basePath, String objectId) {
+ RevCommit commit = getCommit(r, objectId);
return getFilesInPath(r, basePath, commit);
}
@@ -243,29 +252,138 @@
return list;
}
- public static List<PathModel> getCommitChangedPaths(Repository r, String commitId) {
+ public static List<PathModel> getFilesInCommit(Repository r, String commitId) {
RevCommit commit = getCommit(r, commitId);
- return getCommitChangedPaths(r, commit);
+ return getFilesInCommit(r, commit);
}
- public static List<PathModel> getCommitChangedPaths(Repository r, RevCommit commit) {
+ public static List<PathModel> getFilesInCommit(Repository r, RevCommit commit) {
List<PathModel> list = new ArrayList<PathModel>();
- final TreeWalk walk = new TreeWalk(r);
- walk.setRecursive(false);
try {
- walk.addTree(commit.getTree());
- while (walk.next()) {
- list.add(getPathModel(walk, null, commit));
- }
+ final RevWalk rw = new RevWalk(r);
+ RevCommit parent = rw.parseCommit(commit.getParent(0).getId());
+ RevTree parentTree = parent.getTree();
+ RevTree commitTree = commit.getTree();
- } catch (IOException e) {
- LOGGER.error("Failed to get files for commit " + commit.getName(), e);
- } finally {
- if (walk != null) {
- walk.release();
+ final TreeWalk walk = new TreeWalk(r);
+ walk.reset();
+ walk.setRecursive(true);
+ walk.addTree(parentTree);
+ walk.addTree(commitTree);
+ walk.setFilter(TreeFilter.ANY_DIFF);
+
+ RawTextComparator cmp = RawTextComparator.DEFAULT;
+ DiffFormatter df = new DiffFormatter(DisabledOutputStream.INSTANCE);
+ df.setRepository(r);
+ df.setDiffComparator(cmp);
+ df.setDetectRenames(true);
+ List<DiffEntry> diffs = df.scan(parentTree, commitTree);
+ for (DiffEntry diff : diffs) {
+ list.add(new PathModel(diff.getNewPath(), diff.getNewPath(), 0, diff.getNewMode().getBits(), commit.getId().getName()));
}
+ } catch (Throwable t) {
+ LOGGER.error("failed to determine files in commit!", t);
}
return list;
+ }
+
+ public static String getCommitDiff(Repository r, RevCommit commit, boolean outputHtml) {
+ return getCommitDiff(r, commit, null, outputHtml);
+ }
+
+ public static String getCommitDiff(Repository r, RevCommit commit, String path, boolean outputHtml) {
+ try {
+ final RevWalk rw = new RevWalk(r);
+ RevCommit parent = rw.parseCommit(commit.getParent(0).getId());
+ RevTree parentTree = parent.getTree();
+ RevTree commitTree = commit.getTree();
+
+ final TreeWalk walk = new TreeWalk(r);
+ walk.reset();
+ walk.setRecursive(true);
+ walk.addTree(parentTree);
+ walk.addTree(commitTree);
+ walk.setFilter(TreeFilter.ANY_DIFF);
+
+ final ByteArrayOutputStream os = new ByteArrayOutputStream();
+ RawTextComparator cmp = RawTextComparator.DEFAULT;
+ DiffFormatter df;
+ if (outputHtml) {
+ df = new HtmlDiffFormatter(os);
+ } else {
+ df = new DiffFormatter(os);
+ }
+ df.setRepository(r);
+ df.setDiffComparator(cmp);
+ df.setDetectRenames(true);
+ List<DiffEntry> diffs = df.scan(parentTree, commitTree);
+ if (path != null && path.length() > 0) {
+ for (DiffEntry diff : diffs) {
+ if (diff.getNewPath().equalsIgnoreCase(path)) {
+ df.format(diff);
+ break;
+ }
+ }
+ } else {
+ df.format(diffs);
+ }
+ String diff;
+ if (outputHtml) {
+ // workaround for complex private methods in DiffFormatter
+ diff = ((HtmlDiffFormatter) df).getHtml();
+ } else {
+ diff = os.toString();
+ }
+ df.flush();
+ return diff;
+ } catch (Throwable t) {
+ LOGGER.error("failed to generate commit diff!", t);
+ }
+ return null;
+ }
+
+ public static String getCommitPatch(Repository r, RevCommit commit) {
+ return getCommitPatch(r, commit);
+ }
+
+ public static String getCommitPatch(Repository r, RevCommit commit, String path) {
+ try {
+ final RevWalk rw = new RevWalk(r);
+ RevCommit parent = rw.parseCommit(commit.getParent(0).getId());
+ RevTree parentTree = parent.getTree();
+ RevTree commitTree = commit.getTree();
+
+ final TreeWalk walk = new TreeWalk(r);
+ walk.reset();
+ walk.setRecursive(true);
+ walk.addTree(parentTree);
+ walk.addTree(commitTree);
+ walk.setFilter(TreeFilter.ANY_DIFF);
+
+ final ByteArrayOutputStream os = new ByteArrayOutputStream();
+ RawTextComparator cmp = RawTextComparator.DEFAULT;
+ PatchFormatter df = new PatchFormatter(os);
+ df.setRepository(r);
+ df.setDiffComparator(cmp);
+ df.setDetectRenames(true);
+ List<DiffEntry> diffs = df.scan(parentTree, commitTree);
+ if (path != null && path.length() > 0) {
+ for (DiffEntry diff : diffs) {
+ if (diff.getNewPath().equalsIgnoreCase(path)) {
+ df.format(diff);
+ break;
+ }
+ }
+ } else {
+ df.format(diffs);
+ }
+ String diff = df.getPatch(commit);
+ df.flush();
+ return diff;
+ } catch (Throwable t) {
+ LOGGER.error("failed to generate commit diff!", t);
+ }
+ return null;
}
private static PathModel getPathModel(TreeWalk walk, String basePath, RevCommit commit) {
@@ -315,16 +433,49 @@
}
public static List<RevCommit> getRevLog(Repository r, int maxCount) {
+ return getRevLog(r, Constants.HEAD, 0, maxCount);
+ }
+
+ public static List<RevCommit> getRevLog(Repository r, String objectId, int offset, int maxCount) {
+ return getRevLog(r, objectId, null, offset, maxCount);
+ }
+
+ public static List<RevCommit> getRevLog(Repository r, String objectId, String path, int offset, int maxCount) {
List<RevCommit> list = new ArrayList<RevCommit>();
try {
- Git git = new Git(r);
- Iterable<RevCommit> revlog = git.log().call();
- for (RevCommit rev : revlog) {
- list.add(rev);
- if (maxCount > 0 && list.size() == maxCount) {
- break;
+ if (objectId == null || objectId.trim().length() == 0) {
+ objectId = Constants.HEAD;
+ }
+ RevWalk walk = new RevWalk(r);
+ ObjectId object = r.resolve(objectId);
+ walk.markStart(walk.parseCommit(object));
+ if (!StringUtils.isEmpty(path)) {
+ TreeFilter filter = AndTreeFilter.create(PathFilterGroup
+ .createFromStrings(Collections.singleton(path)),
+ TreeFilter.ANY_DIFF);
+ walk.setTreeFilter(filter);
+ }
+ Iterable<RevCommit> revlog = walk;
+ if (offset > 0) {
+ int count = 0;
+ for (RevCommit rev : revlog) {
+ count++;
+ if (count > offset) {
+ list.add(rev);
+ if (maxCount > 0 && list.size() == maxCount) {
+ break;
+ }
+ }
+ }
+ } else {
+ for (RevCommit rev : revlog) {
+ list.add(rev);
+ if (maxCount > 0 && list.size() == maxCount) {
+ break;
+ }
}
}
+ walk.dispose();
} catch (Throwable t) {
LOGGER.error("Failed to determine last change", t);
}
@@ -436,11 +587,14 @@
}
public static List<Metric> getDateMetrics(Repository r) {
+ final List<RefModel> tags = getTags(r, -1);
final Map<String, Metric> map = new HashMap<String, Metric>();
try {
DateFormat df = new SimpleDateFormat("yyyy-MM");
- Git git = new Git(r);
- Iterable<RevCommit> revlog = git.log().call();
+ RevWalk walk = new RevWalk(r);
+ ObjectId object = r.resolve(Constants.HEAD);
+ walk.markStart(walk.parseCommit(object));
+ Iterable<RevCommit> revlog = walk;
for (RevCommit rev : revlog) {
Date d = getCommitDate(rev);
String p = df.format(d);
@@ -519,7 +673,7 @@
}
return null;
}
-
+
private static void readTicketContents(Repository r, RefModel ticgitBranch, TicGitTicket ticket) {
List<PathModel> ticketFiles = getFilesInPath(r, ticket.name, ticgitBranch.getCommit());
for (PathModel file : ticketFiles) {
--
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