/**
* Removes an element from a ListSet and updates the configuration file accordingly. If the
* element doesn't exist, then nothing will be changed.
*
* @param setName name of the ListSet.
* @param listName name of the element to remove from the ListSet.
*/
public static void removeFromListSet(final String setName, final String listName) {
final Set<String> listSet = getListSet(setName);
if (!listSet.isEmpty()) {
listSet.remove(listName);
switchboard.setConfig(setName, collection2string(listSet));
}
}
/** checks the resources and pauses crawls if necessary */
public void resourceObserverJob() {
MemoryControl.setDHTMbyte(getMinFreeMemory());
normalizedDiskFree = getNormalizedDiskFree();
normalizedMemoryFree = getNormalizedMemoryFree();
if (normalizedDiskFree.compareTo(Space.HIGH) < 0
|| normalizedMemoryFree.compareTo(Space.HIGH) < 0) {
if (normalizedDiskFree.compareTo(Space.HIGH) < 0) { // pause crawls
if (!sb.crawlJobIsPaused(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL)) {
log.logInfo("pausing local crawls");
sb.pauseCrawlJob(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL);
}
if (!sb.crawlJobIsPaused(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL)) {
log.logInfo("pausing remote triggered crawls");
sb.pauseCrawlJob(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL);
}
}
if ((normalizedDiskFree == Space.LOW || normalizedMemoryFree.compareTo(Space.HIGH) < 0)
&& sb.getConfigBool(SwitchboardConstants.INDEX_RECEIVE_ALLOW, false)) {
log.logInfo("disabling index receive");
sb.setConfig(SwitchboardConstants.INDEX_RECEIVE_ALLOW, false);
sb.peers.mySeed().setFlagAcceptRemoteIndex(false);
sb.setConfig(SwitchboardConstants.INDEX_RECEIVE_AUTODISABLED, true);
}
} else {
if (sb.getConfigBool(
SwitchboardConstants.INDEX_RECEIVE_AUTODISABLED, false)) { // we were wrong!
log.logInfo("enabling index receive");
sb.setConfig(SwitchboardConstants.INDEX_RECEIVE_ALLOW, true);
sb.peers.mySeed().setFlagAcceptRemoteIndex(true);
sb.setConfig(SwitchboardConstants.INDEX_RECEIVE_AUTODISABLED, false);
}
log.logInfo("resources ok");
}
}
/**
* Adds an element to an existing ListSet. If the ListSet doesn't exist yet, a new one will be
* added. If the ListSet already contains an identical element, then nothing happens.
*
* <p>The new list will be written to the configuartion file.
*
* @param setName
* @param newListName
*/
public static void updateListSet(final String setName, final String newListName) {
final Set<String> listSet = getListSet(setName);
listSet.add(newListName);
switchboard.setConfig(setName, collection2string(listSet));
}