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Print out Eclipse Git repositories that are not mirrored on GitHub
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.URL;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
import org.eclipse.egit.github.core.Repository;
import org.eclipse.egit.github.core.service.RepositoryService;
/**
* Compare Eclipse Git repositories to current GitHub mirrors
*/
public class EclipseMirrors {
/**
* Log message to standard out
*
* @param message
*/
public static void log(String message) {
System.out.println(message);
}
/**
* Get Eclipse Git repositories
*
* @return map of URLs to repositories
* @throws IOException
*/
public static Map<String, Repository> getEclipseRepos() throws IOException {
Map<String, Repository> repos = new HashMap<String, Repository>();
// Read list of Eclipse Git repositories
BufferedReader reader = null;
try {
reader = new BufferedReader(new InputStreamReader(new URL(
"http://eclipse.org/projects/git-repos.php")
.openConnection().getInputStream()));
String line;
while ((line = reader.readLine()) != null) {
String[] segments = line.trim().split("\t");
if (segments.length == 3) {
String url = segments[0].trim();
if (url.length() == 0) {
log("Empty URL in line: " + line);
continue;
}
if (!url.endsWith(".git"))
log("URL does not end with .git suffix: " + line);
String name = segments[1].trim();
if (name.length() == 0) {
log("Empty name in line: " + line);
continue;
}
String description = segments[2].trim();
if (description.length() == 0) {
log("Empty description in line: " + line);
continue;
}
Repository repo = new Repository();
repo.setName(name);
repo.setDescription(description);
repo.setUrl(url);
repos.put(url, repo);
} else
log("Malformed line: " + line);
}
} finally {
try {
reader.close();
} catch (IOException ignored) {
// Ignored
}
}
return repos;
}
/**
* Remove repository URLs that are already mirrored on GitHub
*
* @param repos
* @throws IOException
*/
public static void removeMirrored(Map<String, Repository> repos)
throws IOException {
// Remove existing mirrors by URL comparison
RepositoryService service = new RepositoryService();
for (Collection<Repository> page : service
.pageOrgRepositories("eclipse")) {
for (Repository current : page) {
String mirrorUrl = service.getRepository("eclipse",
current.getName()).getMirrorUrl();
if (mirrorUrl != null)
repos.remove(mirrorUrl.trim());
}
}
}
/**
* Print out what Eclipse Git repositories are not mirrored in GitHub
*
* @param args
* @throws IOException
*/
public static void main(String... args) throws IOException {
Map<String, Repository> repos = getEclipseRepos();
removeMirrored(repos);
// Print out Eclipse Git repositories that are not mirrored
log("Repositories not mirrored: " + repos.size());
log("");
for (Repository repo : repos.values()) {
log(repo.getName());
log(repo.getDescription());
log(repo.getUrl());
log("");
}
}
}
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