private void updateData(MavenProgressIndicator progress) throws MavenIndexException {
String newDataDirName;
IndexData newData;
newDataDirName = findAvailableDataDirName();
try {
FileUtil.copyDir(getUpdateDir(), getDataContextDir(getDataDir(newDataDirName)));
} catch (IOException e) {
throw new MavenIndexException(e);
}
newData = openData(newDataDirName);
try {
doUpdateIndexData(newData, progress);
newData.flush();
} catch (Throwable e) {
newData.close(true);
FileUtil.delete(getDataDir(newDataDirName));
if (e instanceof MavenServerIndexerException) throw new MavenIndexException(e);
if (e instanceof IOException) throw new MavenIndexException(e);
throw new RuntimeException(e);
}
synchronized (this) {
IndexData oldData = myData;
myData = newData;
myDataDirName = newDataDirName;
myUpdateTimestamp = System.currentTimeMillis();
oldData.close(true);
File[] children = myDir.listFiles();
if (children != null) {
for (File each : children) {
if (each.getName().startsWith(DATA_DIR_PREFIX)
&& !each.getName().equals(newDataDirName)) {
FileUtil.delete(each);
}
}
}
}
}
