Proper handling of rebase during pull
After consulting with Christian Halstrick, it turned out that the handling of rebase during pull was implemented incorrectly. Change-Id: I40f03409e080cdfeceb21460150f5e02a016e7f4 Signed-off-by: Mathias Kinzler <mathias.kinzler@sap.com>
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@ -140,8 +140,9 @@ public void testPullLocalConflict() throws Exception {
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.call();
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StoredConfig config = target.getRepository().getConfig();
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config.setString("branch", "basedOnMaster", "remote", ".");
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config.setString("branch", "basedOnMaster", "rebase",
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config.setString("branch", "basedOnMaster", "merge",
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"refs/heads/master");
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config.setBoolean("branch", "basedOnMaster", "rebase", true);
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config.save();
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target.getRepository().updateRef(Constants.HEAD).link(
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"refs/heads/basedOnMaster");
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@ -212,9 +213,9 @@ public void setUp() throws Exception {
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target.checkout().setStartPoint("refs/remotes/origin/master").setName(
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"master").call();
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targetConfig.setString("branch", "master", "rebase",
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"refs/remotes/origin/master");
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targetConfig.unset("branch", "master", "merge");
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targetConfig
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.setString("branch", "master", "merge", "refs/heads/master");
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targetConfig.setBoolean("branch", "master", "rebase", true);
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targetConfig.save();
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assertFileContentsEqual(targetFile, "Hello world");
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@ -122,6 +122,7 @@ couldNotDeleteTemporaryIndexFileShouldNotHappen=Could not delete temporary index
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couldNotGetAdvertisedRef=Could not get advertised Ref for branch {0}
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couldNotLockHEAD=Could not lock HEAD
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couldNotReadIndexInOneGo=Could not read index in one go, only {0} out of {1} read
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couldNotReadObjectWhileParsingCommit=Could not read an object while parsing commit {0}
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couldNotRenameDeleteOldIndex=Could not rename delete old index
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couldNotRenameTemporaryFile=Could not rename temporary file {0} to new location {1}
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couldNotRenameTemporaryIndexFileToIndex=Could not rename temporary index file to index
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@ -182,6 +182,7 @@ public static JGitText get() {
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/***/ public String couldNotGetAdvertisedRef;
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/***/ public String couldNotLockHEAD;
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/***/ public String couldNotReadIndexInOneGo;
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/***/ public String couldNotReadObjectWhileParsingCommit;
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/***/ public String couldNotRenameDeleteOldIndex;
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/***/ public String couldNotRenameTemporaryFile;
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/***/ public String couldNotRenameTemporaryIndexFileToIndex;
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@ -181,16 +181,10 @@ public PullResult call() throws WrongRepositoryStateException,
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String remoteBranchName = repoConfig.getString(
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ConfigConstants.CONFIG_BRANCH_SECTION, branchName,
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ConfigConstants.CONFIG_KEY_MERGE);
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boolean doRebase = false;
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if (remoteBranchName == null) {
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// check if the branch is configured for pull-rebase
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remoteBranchName = repoConfig.getString(
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ConfigConstants.CONFIG_BRANCH_SECTION, branchName,
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ConfigConstants.CONFIG_KEY_REBASE);
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if (remoteBranchName != null) {
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doRebase = true;
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}
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}
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// check if the branch is configured for pull-rebase
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boolean doRebase = repoConfig.getBoolean(
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ConfigConstants.CONFIG_BRANCH_SECTION, branchName,
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ConfigConstants.CONFIG_KEY_REBASE, false);
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if (remoteBranchName == null) {
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String missingKey = ConfigConstants.CONFIG_BRANCH_SECTION + DOT
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@ -237,11 +231,38 @@ public PullResult call() throws WrongRepositoryStateException,
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JGitText.get().operationCanceled,
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JGitText.get().pullTaskName));
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// we check the updates to see which of the updated branches
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// corresponds
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// to the remote branch name
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AnyObjectId commitToMerge;
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if (isRemote) {
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Ref r = null;
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if (fetchRes != null) {
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r = fetchRes.getAdvertisedRef(remoteBranchName);
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if (r == null)
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r = fetchRes.getAdvertisedRef(Constants.R_HEADS
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+ remoteBranchName);
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}
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if (r == null)
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throw new JGitInternalException(MessageFormat.format(JGitText
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.get().couldNotGetAdvertisedRef, remoteBranchName));
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else
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commitToMerge = r.getObjectId();
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} else {
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try {
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commitToMerge = repo.resolve(remoteBranchName);
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} catch (IOException e) {
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throw new JGitInternalException(
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JGitText.get().exceptionCaughtDuringExecutionOfPullCommand,
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e);
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}
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}
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PullResult result;
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if (doRebase) {
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RebaseCommand rebase = new RebaseCommand(repo);
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try {
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RebaseResult rebaseRes = rebase.setUpstream(remoteBranchName)
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RebaseResult rebaseRes = rebase.setUpstream(commitToMerge)
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.setProgressMonitor(monitor).setOperation(
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Operation.BEGIN).call();
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result = new PullResult(fetchRes, remote, rebaseRes);
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@ -255,34 +276,6 @@ public PullResult call() throws WrongRepositoryStateException,
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throw new JGitInternalException(e.getMessage(), e);
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}
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} else {
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// we check the updates to see which of the updated branches
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// corresponds
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// to the remote branch name
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AnyObjectId commitToMerge;
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if (isRemote) {
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Ref r = null;
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if (fetchRes != null) {
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r = fetchRes.getAdvertisedRef(remoteBranchName);
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if (r == null)
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r = fetchRes.getAdvertisedRef(Constants.R_HEADS
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+ remoteBranchName);
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}
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if (r == null)
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throw new JGitInternalException(MessageFormat.format(
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JGitText.get().couldNotGetAdvertisedRef,
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remoteBranchName));
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else
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commitToMerge = r.getObjectId();
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} else {
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try {
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commitToMerge = repo.resolve(remoteBranchName);
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} catch (IOException e) {
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throw new JGitInternalException(
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JGitText.get().exceptionCaughtDuringExecutionOfPullCommand,
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e);
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}
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}
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MergeCommand merge = new MergeCommand(repo);
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merge.include(
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"branch \'" + remoteBranchName + "\' of " + remoteUri,
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@ -75,6 +75,7 @@
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import org.eclipse.jgit.dircache.DirCacheCheckout;
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import org.eclipse.jgit.dircache.DirCacheIterator;
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import org.eclipse.jgit.lib.AbbreviatedObjectId;
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import org.eclipse.jgit.lib.AnyObjectId;
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import org.eclipse.jgit.lib.Constants;
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import org.eclipse.jgit.lib.NullProgressMonitor;
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import org.eclipse.jgit.lib.ObjectId;
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@ -828,6 +829,22 @@ public RebaseCommand setUpstream(RevCommit upstream) {
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return this;
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}
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/**
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* @param upstream
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* id of the upstream commit
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* @return {@code this}
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*/
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public RebaseCommand setUpstream(AnyObjectId upstream) {
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try {
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this.upstreamCommit = walk.parseCommit(upstream);
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} catch (IOException e) {
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throw new JGitInternalException(MessageFormat.format(
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JGitText.get().couldNotReadObjectWhileParsingCommit,
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upstream.name()), e);
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}
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return this;
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}
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/**
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* @param upstream
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* the upstream branch
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