com.atlassian.jgitflow.core.ReleaseFinishCommand Maven / Gradle / Ivy
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The core java library implementing git flow
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package com.atlassian.jgitflow.core;
import com.atlassian.jgitflow.core.exception.*;
import com.atlassian.jgitflow.core.util.GitHelper;
import org.eclipse.jgit.api.Git;
import org.eclipse.jgit.api.MergeCommand;
import org.eclipse.jgit.api.MergeResult;
import org.eclipse.jgit.api.errors.GitAPIException;
import org.eclipse.jgit.lib.Constants;
import org.eclipse.jgit.lib.ObjectId;
import org.eclipse.jgit.lib.Ref;
import org.eclipse.jgit.merge.MergeStrategy;
import org.eclipse.jgit.transport.RefSpec;
import org.eclipse.jgit.util.StringUtils;
import static com.atlassian.jgitflow.core.util.Preconditions.checkState;
/**
* Finish a release.
*
* This will merge the release into both master and develop and create a tag for the release
*
*
* Examples (flow is a {@link JGitFlow} instance):
*
* Finish a release:
*
*
* flow.releaseFinish("1.0").call();
*
*
* Don't delete the local release branch
*
*
* flow.releaseFinish("1.0").setKeepBranch(true).call();
*
*
* Squash all commits on the release branch into one before merging
*
*
* flow.releaseFinish("1.0").setSquash(true).call();
*
*
* Push changes to the remote origin
*
*
* flow.releaseFinish("1.0").setPush(true).call();
*
*
* Don't create a tag for the release
*
*
* flow.releaseFinish("1.0").setNoTag(true).call();
*
*/
public class ReleaseFinishCommand extends AbstractGitFlowCommand
{
private static final String SHORT_NAME = "release-finish";
private final String releaseName;
private boolean fetch;
private String message;
private boolean push;
private boolean keepBranch;
private boolean noTag;
private boolean squash;
private boolean noMerge;
/**
* Create a new release finish command instance.
*
* An instance of this class is usually obtained by calling {@link JGitFlow#releaseFinish(String)}
*
* @param releaseName The name/version of the release
* @param git The git instance to use
* @param gfConfig The GitFlowConfiguration to use
* @param reporter
*/
public ReleaseFinishCommand(String releaseName, Git git, GitFlowConfiguration gfConfig, JGitFlowReporter reporter)
{
super(git, gfConfig, reporter);
checkState(!StringUtils.isEmptyOrNull(releaseName));
this.releaseName = releaseName;
this.fetch = false;
this.message = "tagging release " + releaseName;
this.push = false;
this.keepBranch = false;
this.noTag = false;
this.squash = false;
this.noMerge = false;
}
@Override
public ReleaseFinishCommand setAllowUntracked(boolean allow)
{
super.setAllowUntracked(allow);
return this;
}
@Override
public ReleaseFinishCommand setScmMessagePrefix(String scmMessagePrefix)
{
super.setScmMessagePrefix(scmMessagePrefix);
return this;
}
/**
* @return nothing
* @throws JGitFlowGitAPIException
* @throws LocalBranchMissingException
* @throws DirtyWorkingTreeException
* @throws JGitFlowIOException
* @throws BranchOutOfDateException
*/
@Override
public ReleaseMergeResult call() throws JGitFlowGitAPIException, LocalBranchMissingException, DirtyWorkingTreeException, JGitFlowIOException, BranchOutOfDateException
{
reporter.commandCall(getCommandName());
String prefixedReleaseName = gfConfig.getPrefixValue(JGitFlowConstants.PREFIXES.RELEASE.configKey()) + releaseName;
requireLocalBranchExists(prefixedReleaseName);
requireCleanWorkingTree();
MergeResult developResult = new MergeResult(null, null, new ObjectId[]{null, null}, MergeResult.MergeStatus.ALREADY_UP_TO_DATE, MergeStrategy.RESOLVE, null);
MergeResult masterResult = new MergeResult(null, null, new ObjectId[]{null, null}, MergeResult.MergeStatus.ALREADY_UP_TO_DATE, MergeStrategy.RESOLVE, null);
try
{
if (fetch)
{
RefSpec developSpec = new RefSpec("+" + Constants.R_HEADS + gfConfig.getDevelop() + ":" + Constants.R_REMOTES + "origin/" + gfConfig.getDevelop());
RefSpec masterSpec = new RefSpec("+" + Constants.R_HEADS + gfConfig.getMaster() + ":" + Constants.R_REMOTES + "origin/" + gfConfig.getMaster());
git.fetch().setRemote(Constants.DEFAULT_REMOTE_NAME).setRefSpecs(masterSpec).call();
git.fetch().setRemote(Constants.DEFAULT_REMOTE_NAME).setRefSpecs(developSpec).call();
git.fetch().setRemote(Constants.DEFAULT_REMOTE_NAME).call();
}
if (GitHelper.remoteBranchExists(git, prefixedReleaseName, reporter))
{
requireLocalBranchNotBehindRemote(prefixedReleaseName);
}
if (GitHelper.remoteBranchExists(git, gfConfig.getMaster(), reporter))
{
requireLocalBranchNotBehindRemote(gfConfig.getMaster());
}
if (GitHelper.remoteBranchExists(git, gfConfig.getDevelop(), reporter))
{
requireLocalBranchNotBehindRemote(gfConfig.getDevelop());
}
Ref releaseBranch = GitHelper.getLocalBranch(git, prefixedReleaseName);
if(!noMerge)
{
/*
try to merge into master
in case a previous attempt to finish this release branch has failed,
but the merge into master was successful, we skip it now
*/
if (!GitHelper.isMergedInto(git, prefixedReleaseName, gfConfig.getMaster()))
{
git.checkout().setName(gfConfig.getMaster()).call();
reporter.infoText(getCommandName(), "merging '" + prefixedReleaseName + "' into master...");
if (squash)
{
reporter.infoText(getCommandName(), "squashing merge");
masterResult = git.merge().setSquash(true).include(releaseBranch).call();
if(masterResult.getMergeStatus().isSuccessful())
{
git.commit().setMessage(getScmMessagePrefix() + "squashing '" + prefixedReleaseName + "' into master").call();
}
}
else
{
masterResult = git.merge().setFastForward(MergeCommand.FastForwardMode.NO_FF).include(releaseBranch).call();
}
}
reporter.mergeResult(getCommandName(), masterResult);
if (!masterResult.getMergeStatus().isSuccessful())
{
reporter.errorText(getCommandName(), "merge into master was not successful! Aborting the release...");
if (masterResult.getMergeStatus().equals(MergeResult.MergeStatus.CONFLICTING))
{
reporter.errorText(getCommandName(), "please resolve your merge conflicts and re-run " + getCommandName());
}
else
{
reporter.errorText(getCommandName(), "until JGit supports merge resets, please run 'git reset --merge' to get back to a clean state");
}
}
/*
try to merge into develop
in case a previous attempt to finish this release branch has failed,
but the merge into develop was successful, we skip it now
*/
if (!GitHelper.isMergedInto(git, prefixedReleaseName, gfConfig.getDevelop()))
{
reporter.infoText(getCommandName(), "merging '" + prefixedReleaseName + "' into develop...");
git.checkout().setName(gfConfig.getDevelop()).call();
if (squash)
{
reporter.infoText(getCommandName(), "squashing merge");
developResult = git.merge().setSquash(true).include(releaseBranch).call();
if(developResult.getMergeStatus().isSuccessful())
{
git.commit().setMessage(getScmMessagePrefix() + "squashing '" + prefixedReleaseName + "' into develop").call();
}
}
else
{
developResult = git.merge().setFastForward(MergeCommand.FastForwardMode.NO_FF).include(releaseBranch).call();
}
}
reporter.mergeResult(getCommandName(), developResult);
if (!developResult.getMergeStatus().isSuccessful())
{
reporter.errorText(getCommandName(), "merge into develop was not successful! Aborting the release...");
if (developResult.getMergeStatus().equals(MergeResult.MergeStatus.CONFLICTING))
{
reporter.errorText(getCommandName(), "please resolve your merge conflicts and re-run " + getCommandName());
}
else
{
reporter.errorText(getCommandName(), "until JGit supports merge resets, please run 'git reset --merge' to get back to a clean state");
}
}
}
if (!noTag && masterResult.getMergeStatus().isSuccessful() && developResult.getMergeStatus().isSuccessful())
{
git.checkout().setName(gfConfig.getMaster()).call();
/*
try to tag the release
in case a previous attempt to finish this release branch has failed,
but the tag was successful, we skip it now
*/
String tagName = gfConfig.getPrefixValue(JGitFlowConstants.PREFIXES.VERSIONTAG.configKey()) + releaseName;
if (!GitHelper.tagExists(git, tagName))
{
reporter.infoText(getCommandName(), "tagging release with name:" + tagName);
git.tag().setName(tagName).setMessage(getScmMessagePrefix() + message).call();
}
}
if (push && masterResult.getMergeStatus().isSuccessful() && developResult.getMergeStatus().isSuccessful())
{
reporter.infoText(getCommandName(), "pushing changes to origin...");
//push to develop
reporter.infoText(getCommandName(), "pushing develop");
RefSpec developSpec = new RefSpec(gfConfig.getDevelop());
git.push().setRemote(Constants.DEFAULT_REMOTE_NAME).setRefSpecs(developSpec).call();
//push to master
reporter.infoText(getCommandName(), "pushing master");
RefSpec masterSpec = new RefSpec(gfConfig.getMaster());
git.push().setRemote(Constants.DEFAULT_REMOTE_NAME).setRefSpecs(masterSpec).call();
if (!noTag)
{
reporter.infoText(getCommandName(), "pushing tags");
git.push().setRemote(Constants.DEFAULT_REMOTE_NAME).setPushTags().call();
}
if (GitHelper.remoteBranchExists(git, prefixedReleaseName, reporter))
{
reporter.infoText(getCommandName(), "pushing release branch");
RefSpec branchSpec = new RefSpec(prefixedReleaseName);
git.push().setRemote(Constants.DEFAULT_REMOTE_NAME).setRefSpecs(branchSpec).call();
}
}
if (!keepBranch && masterResult.getMergeStatus().isSuccessful() && developResult.getMergeStatus().isSuccessful())
{
reporter.infoText(getCommandName(), "deleting local release branch");
git.checkout().setName(gfConfig.getDevelop()).call();
git.branchDelete().setForce(true).setBranchNames(prefixedReleaseName).call();
if (push && GitHelper.remoteBranchExists(git, prefixedReleaseName, reporter))
{
reporter.infoText(getCommandName(), "pushing deleted release branch");
RefSpec deleteSpec = new RefSpec(":" + Constants.R_HEADS + prefixedReleaseName);
git.push().setRemote(Constants.DEFAULT_REMOTE_NAME).setRefSpecs(deleteSpec).call();
}
}
reporter.infoText(getCommandName(), "checking out develop");
git.checkout().setName(gfConfig.getDevelop()).call();
}
catch (GitAPIException e)
{
reporter.errorText(getCommandName(),e.getMessage());
reporter.endCommand();
throw new JGitFlowGitAPIException(e);
}
reporter.endCommand();
return new ReleaseMergeResult(masterResult, developResult);
}
/**
* Set whether to perform a git fetch of the remote branches before doing the merge
*
* @param fetch true to do the fetch, false(default) otherwise
* @return {@code this}
*/
public ReleaseFinishCommand setFetch(boolean fetch)
{
this.fetch = fetch;
return this;
}
/**
* Set the commit message for the tag creation
*
* @param message
* @return {@code this}
*/
public ReleaseFinishCommand setMessage(String message)
{
this.message = message;
return this;
}
/**
* Set whether to push the changes to the remote repository
*
* @param push true to do the push, false(default) otherwise
* @return {@code this}
*/
public ReleaseFinishCommand setPush(boolean push)
{
this.push = push;
return this;
}
/**
* Set whether to keep the local release branch after the merge
*
* @param keepBranch true to keep the branch, false(default) otherwise
* @return {@code this}
*/
public ReleaseFinishCommand setKeepBranch(boolean keepBranch)
{
this.keepBranch = keepBranch;
return this;
}
/**
* Set whether to turn off tagging
*
* @param noTag true to turn off tagging, false(default) otherwise
* @return {@code this}
*/
public ReleaseFinishCommand setNoTag(boolean noTag)
{
this.noTag = noTag;
return this;
}
/**
* Set whether to squash all commits into a single commit before the merge
*
* @param squash true to squash, false(default) otherwise
* @return {@code this}
*/
public ReleaseFinishCommand setSquash(boolean squash)
{
this.squash = squash;
return this;
}
/**
* Set whether to turn off merging
*
* @param noMerge true to turn off merging, false(default) otherwise
* @return {@code this}
*/
public ReleaseFinishCommand setNoMerge(boolean noMerge)
{
this.noMerge = noMerge;
return this;
}
@Override
protected String getCommandName()
{
return SHORT_NAME;
}
}
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