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/*******************************************************************************
* Copyright (C) 2015, Max Hohenegger <eclipse@hohenegger.eu>
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*******************************************************************************/
package org.eclipse.egit.gitflow.op;
import static java.lang.String.format;
import static org.eclipse.egit.gitflow.Activator.error;
import java.io.IOException;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.egit.core.op.TagOperation;
import org.eclipse.egit.gitflow.GitFlowRepository;
import org.eclipse.egit.gitflow.WrongGitFlowStateException;
import org.eclipse.egit.gitflow.internal.CoreText;
import org.eclipse.jgit.lib.TagBuilder;
import org.eclipse.jgit.revwalk.RevCommit;
/**
* common logic for git flow * finish
*/
abstract public class AbstractVersionFinishOperation extends GitFlowOperation {
/** */
protected String versionName;
/**
* @param repository
* @param versionName
*/
public AbstractVersionFinishOperation(GitFlowRepository repository,
String versionName) {
super(repository);
this.versionName = versionName;
}
/**
* Check if tag exists before trying to create it.
*
* @param monitor
* @param tagName
* @param tagMessage
* @throws CoreException
*/
protected void safeCreateTag(IProgressMonitor monitor, String tagName,
String tagMessage) throws CoreException {
RevCommit head;
try {
head = repository.findHead();
} catch (WrongGitFlowStateException e) {
throw new CoreException(error(e));
}
RevCommit commitForTag;
try {
commitForTag = repository.findCommitForTag(versionName);
if (commitForTag == null) {
createTag(monitor, head, tagName, tagMessage);
} else if (!head.equals(commitForTag)) {
throw new CoreException(error(format(
CoreText.AbstractVersionFinishOperation_tagNameExists,
versionName)));
}
} catch (IOException e) {
throw new CoreException(error(e));
}
}
/**
* @param monitor
* @param head
* @param name
* @param message
* @throws CoreException
*/
protected void createTag(IProgressMonitor monitor, RevCommit head,
String name, String message) throws CoreException {
TagBuilder tag = new TagBuilder();
tag.setTag(name);
tag.setMessage(message);
tag.setObjectId(head);
new TagOperation(repository.getRepository(), tag, false)
.execute(monitor);
}
}
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