/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* See LICENSE.txt included in this distribution for the specific
* language governing permissions and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at LICENSE.txt.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
*/
package org.opensolaris.opengrok.history;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* This is a factory class for the different repositories.
*
* @author austvik
*/
public final class RepositoryFactory {
private static final Logger logger = Logger.getLogger(RepositoryFactory.class.getName());
private static Repository repositories[] = {
new MercurialRepository(),
new AccuRevRepository(),
new BazaarRepository(),
new GitRepository(),
new MonotoneRepository(),
new SubversionRepository(),
new SCCSRepository(),
new RazorRepository(),
new ClearCaseRepository(),
new PerforceRepository(),
new RCSRepository(),
new CVSRepository(),
new RepoRepository(),
};
private RepositoryFactory() {
// Factory class, should not be constructed
}
/**
* Get a list of all available repository handlers.
* @return a list which contains none-{@code null} values, only.
*/
public static List<Class<? extends Repository>> getRepositoryClasses() {
ArrayList<Class<? extends Repository>> list =
new ArrayList<Class<? extends Repository>>(repositories.length);
for (int i=repositories.length-1; i >= 0; i--) {
list.add(repositories[i].getClass());
}
return list;
}
/**
* Get a repository for the given file, or null if no repository was found.
*
* @param file File that might contain a repository
* @return Correct repository for the given file
* @throws InstantiationException
* @throws IllegalAccessException
*/
public static Repository getRepository(File file)
throws InstantiationException, IllegalAccessException
{
Repository res = null;
for (Repository rep : repositories) {
if (rep.isRepositoryFor(file)) {
res = rep.getClass().newInstance();
try {
res.setDirectoryName(file.getCanonicalPath());
} catch (IOException e) {
logger.warning("Failed to get canonical path name for '"
+ file.getAbsolutePath() + "': " + e.getMessage());
logger.log(Level.FINE, "getRepository", e);
}
if (!res.isWorking()) {
logger.warning(res.getClass().getSimpleName()
+ " not working (missing binaries?) '" + file.getPath() + "'");
}
if (res.getType() == null || res.getType().length() == 0) {
res.setType(res.getClass().getSimpleName());
}
break;
}
}
return res;
}
/**
* Get a repository for the given file, or null if no repository was found.
*
* @param info Information about the repository
* @return Correct repository for the given file
* @throws InstantiationException
* @throws IllegalAccessException
*/
public static Repository getRepository(RepositoryInfo info)
throws InstantiationException, IllegalAccessException
{
return getRepository(new File(info.getDirectoryName()));
}
}