Chris Aniszczyk
13 years ago
committed by
Code Review
5 changed files with 220 additions and 0 deletions
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/* |
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* Copyright (C) 2011, Tomasz Zarna <Tomasz.Zarna@pl.ibm.com> |
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* and other copyright owners as documented in the project's IP log. |
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* |
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* This program and the accompanying materials are made available |
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* under the terms of the Eclipse Distribution License v1.0 which |
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* accompanies this distribution, is reproduced below, and is |
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* available at http://www.eclipse.org/org/documents/edl-v10.php
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* |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or |
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* without modification, are permitted provided that the following |
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* conditions are met: |
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* |
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* - Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* |
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* - Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following |
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* disclaimer in the documentation and/or other materials provided |
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* with the distribution. |
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* |
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* - Neither the name of the Eclipse Foundation, Inc. nor the |
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* names of its contributors may be used to endorse or promote |
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* products derived from this software without specific prior |
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* written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND |
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* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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package org.eclipse.jgit.api; |
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import java.io.IOException; |
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import java.text.MessageFormat; |
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import java.util.ArrayList; |
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import java.util.HashSet; |
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import java.util.List; |
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import java.util.Set; |
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import org.eclipse.jgit.JGitText; |
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import org.eclipse.jgit.api.errors.JGitInternalException; |
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import org.eclipse.jgit.lib.Ref; |
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import org.eclipse.jgit.lib.RefUpdate; |
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import org.eclipse.jgit.lib.RefUpdate.Result; |
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import org.eclipse.jgit.lib.Repository; |
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/** |
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* Used to delete one or several tags. |
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* |
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* The result of {@link #call()} is a list with the (full) names of the deleted |
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* tags. |
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* |
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* @see <a href="http://www.kernel.org/pub/software/scm/git/docs/git-tag.html" |
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* >Git documentation about Tag</a> |
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*/ |
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public class DeleteTagCommand extends GitCommand<List<String>> { |
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private final Set<String> tags = new HashSet<String>(); |
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/** |
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* @param repo |
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*/ |
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protected DeleteTagCommand(Repository repo) { |
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super(repo); |
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} |
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/** |
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* @throws JGitInternalException |
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* when trying to delete a tag that doesn't exist |
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* |
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* @return the list with the full names of the deleted tags |
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*/ |
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public List<String> call() throws JGitInternalException { |
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checkCallable(); |
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List<String> result = new ArrayList<String>(); |
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if (tags.isEmpty()) |
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return result; |
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try { |
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setCallable(false); |
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for (String tagName : tags) { |
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if (tagName == null) |
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continue; |
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Ref currentRef = repo.getRef(tagName); |
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if (currentRef == null) |
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continue; |
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String fullName = currentRef.getName(); |
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RefUpdate update = repo.updateRef(fullName); |
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update.setForceUpdate(true); |
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Result deleteResult = update.delete(); |
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boolean ok = true; |
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switch (deleteResult) { |
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case IO_FAILURE: |
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case LOCK_FAILURE: |
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case REJECTED: |
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ok = false; |
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break; |
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default: |
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break; |
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} |
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if (ok) { |
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result.add(fullName); |
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} else |
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throw new JGitInternalException(MessageFormat.format( |
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JGitText.get().deleteTagUnexpectedResult, |
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deleteResult.name())); |
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} |
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return result; |
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} catch (IOException ioe) { |
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throw new JGitInternalException(ioe.getMessage(), ioe); |
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} |
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} |
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/** |
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* @param tags |
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* the names of the tags to delete; if not set, this will do |
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* nothing; invalid tag names will simply be ignored |
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* @return this instance |
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*/ |
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public DeleteTagCommand setTags(String... tags) { |
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checkCallable(); |
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this.tags.clear(); |
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for (String tagName : tags) |
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this.tags.add(tagName); |
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return this; |
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} |
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} |
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