/* returns null if consistent, error string when not */
public String checkConsistency() {
final Collection<String> uploadSiteNames = getSiteNamesToUpload();
final String uploadSiteName =
uploadSiteNames.isEmpty() ? null : uploadSiteNames.iterator().next();
final StringBuilder result = new StringBuilder();
final Set<FileObject> circularChecked = new HashSet<FileObject>();
for (final FileObject file : this) {
if (uploadSiteName != null && !uploadSiteName.equals(file.updateSite)
|| file.getAction() == Action.REMOVE) {
continue;
}
result.append(checkForCircularDependency(file, circularChecked, uploadSiteName));
// only non-obsolete components can have dependencies
final Set<String> deps = file.dependencies.keySet();
if (deps.size() > 0 && file.isObsolete() && file.getAction() != Action.UPLOAD) {
result.append(
"Obsolete file " + file + " has dependencies: " + UpdaterUtil.join(", ", deps) + "!\n");
}
for (final String dependency : deps) {
final FileObject dep = get(dependency);
if (dep == null || dep.current == null)
result.append(
"The file "
+ file
+ " has the obsolete/local-only "
+ "dependency "
+ dependency
+ "!\n");
}
}
return result.length() > 0 ? result.toString() : null;
}
public String downloadIndexAndChecksum(final Progress progress)
throws ParserConfigurationException, SAXException {
try {
read();
} catch (final FileNotFoundException e) {
if (prefix("plugins/Fiji_Updater.jar").exists()) {
// make sure that the Fiji update site is enabled
UpdateSite fiji = getUpdateSite("Fiji", true);
if (fiji == null) {
addUpdateSite("Fiji", "http://fiji.sc/update/", null, null, 0);
}
}
} catch (final IOException e) {
/* ignore */
}
// clear the files
clear();
final XMLFileDownloader downloader = new XMLFileDownloader(this);
downloader.addProgress(progress);
try {
downloader.start(false);
} catch (final UpdateCanceledException e) {
downloader.done();
throw e;
}
new Checksummer(this, progress).updateFromLocal();
// When upstream fixed dependencies, heed them
for (final FileObject file : upToDate()) {
for (final FileObject dependency : file.getFileDependencies(this, false)) {
if (dependency.getAction() == Action.NOT_INSTALLED
&& dependency.isUpdateablePlatform(this)) {
dependency.setAction(this, Action.INSTALL);
}
}
}
return downloader.getWarnings();
}