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Add JGitUtil#withGit() and use it to release repository resources

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certainly.
This commit is contained in:
takezoe
2013-05-05 04:58:11 +09:00
parent 1e7f7404dc
commit e7d2455152
4 changed files with 175 additions and 149 deletions
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68
src/main/scala/util/JGitUtil.scala
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@@ -5,28 +5,39 @@ import app.{RepositoryInfo, FileInfo, CommitInfo, DiffInfo, TagInfo}
import util.Directory._
import scala.collection.JavaConverters._
import javax.servlet.ServletContext
import org.eclipse.jgit.lib.Ref
import org.eclipse.jgit.lib.ObjectId
import org.eclipse.jgit.errors.MissingObjectException
import org.eclipse.jgit.revwalk.RevCommit
import org.eclipse.jgit.diff.DiffFormatter
import org.eclipse.jgit.treewalk.TreeWalk
import org.eclipse.jgit.revwalk.RevWalk
import org.eclipse.jgit.diff.RawTextComparator
import org.eclipse.jgit.util.io.DisabledOutputStream
import org.eclipse.jgit.lib.Repository
import org.eclipse.jgit.revwalk.RevSort
import org.eclipse.jgit.diff.DiffEntry.ChangeType
import org.eclipse.jgit.lib.FileMode
import org.eclipse.jgit.treewalk.filter.PathFilter
import org.eclipse.jgit.treewalk.CanonicalTreeParser
import org.eclipse.jgit.lib._
import org.eclipse.jgit.revwalk._
import org.eclipse.jgit.revwalk.filter.RevFilter
import org.eclipse.jgit.treewalk._
import org.eclipse.jgit.treewalk.filter.PathFilter
import org.eclipse.jgit.diff._
import org.eclipse.jgit.diff.DiffEntry.ChangeType
import org.eclipse.jgit.util.io.DisabledOutputStream
import org.eclipse.jgit.errors.MissingObjectException
/**
* Provides complex JGit operations.
*/
object JGitUtil {
/**
* Use this method to use the Git object.
* Repository resources are released certainly after processing.
*/
def withGit[T](dir: java.io.File)(f: Git => T): T = withGit(Git.open(dir))(f)
/**
* Use this method to use the Git object.
* Repository resources are released certainly after processing.
*/
def withGit[T](git: Git)(f: Git => T): T = {
try {
f(git)
} finally {
git.getRepository.close
}
}
/**
* Returns RevCommit from the commit id.
*
@@ -45,19 +56,20 @@ object JGitUtil {
* Returns the repository information. It contains branch names and tag names.
*/
def getRepositoryInfo(owner: String, repository: String, servletContext: ServletContext): RepositoryInfo = {
val git = Git.open(getRepositoryDir(owner, repository))
RepositoryInfo(
owner, repository, "http://localhost:8080%s/git/%s/%s.git".format(servletContext.getContextPath, owner, repository),
// branches
git.branchList.call.asScala.map { ref =>
ref.getName.replaceFirst("^refs/heads/", "")
}.toList,
// tags
git.tagList.call.asScala.map { ref =>
val revCommit = getRevCommitFromId(git, ref.getObjectId)
TagInfo(ref.getName.replaceFirst("^refs/tags/", ""), revCommit.getCommitterIdent.getWhen, revCommit.getName)
}.toList
)
withGit(getRepositoryDir(owner, repository)){ git =>
RepositoryInfo(
owner, repository, "http://localhost:8080%s/git/%s/%s.git".format(servletContext.getContextPath, owner, repository),
// branches
git.branchList.call.asScala.map { ref =>
ref.getName.replaceFirst("^refs/heads/", "")
}.toList,
// tags
git.tagList.call.asScala.map { ref =>
val revCommit = getRevCommitFromId(git, ref.getObjectId)
TagInfo(ref.getName.replaceFirst("^refs/tags/", ""), revCommit.getCommitterIdent.getWhen, revCommit.getName)
}.toList
)
}
}
/**