/** Notify the coordinator that this site has received the first fragment message */
private void sendFirstFragResponse() {
if (JOINLOG.isDebugEnabled()) {
JOINLOG.debug(
"P"
+ m_partitionId
+ " sending first fragment response to coordinator "
+ CoreUtils.hsIdToString(m_coordinatorHsId));
}
RejoinMessage msg =
new RejoinMessage(m_mailbox.getHSId(), RejoinMessage.Type.FIRST_FRAGMENT_RECEIVED);
m_mailbox.send(m_coordinatorHsId, msg);
m_firstFragResponseSent = true;
}
/**
* By default returns HashinatorType.LEGACY, but for development another hashinator can be
* specified using the environment variable or the Java property HASHINATOR
*/
public static HashinatorType getConfiguredHashinatorType() {
if (configuredHashinatorType != null) {
return configuredHashinatorType;
}
String hashinatorType = System.getenv("HASHINATOR");
if (hashinatorType == null) {
hashinatorType = System.getProperty("HASHINATOR", HashinatorType.LEGACY.name());
}
if (hostLogger.isDebugEnabled()) {
hostLogger.debug("Overriding hashinator to use " + hashinatorType);
}
configuredHashinatorType = HashinatorType.valueOf(hashinatorType.trim().toUpperCase());
return configuredHashinatorType;
}
// produce the contents of the repair log.
public List<Iv2RepairLogResponseMessage> contents(long requestId, boolean forMPI) {
List<Item> items = new LinkedList<Item>();
// All cases include the log of MP transactions
items.addAll(m_logMP);
// SP repair requests also want the SP transactions
if (!forMPI) {
items.addAll(m_logSP);
}
// Contents need to be sorted in increasing spHandle order
Collections.sort(items, m_handleComparator);
int ofTotal = items.size() + 1;
if (tmLog.isDebugEnabled()) {
tmLog.debug("Responding with " + ofTotal + " repair log parts.");
}
List<Iv2RepairLogResponseMessage> responses = new LinkedList<Iv2RepairLogResponseMessage>();
// this constructor sets its sequence no to 0 as ack
// messages are first in the sequence
Iv2RepairLogResponseMessage hheader =
new Iv2RepairLogResponseMessage(
requestId,
ofTotal,
m_lastSpHandle,
m_lastMpHandle,
TheHashinator.getCurrentVersionedConfigCooked());
responses.add(hheader);
int seq = responses.size(); // = 1, as the first sequence
Iterator<Item> itemator = items.iterator();
while (itemator.hasNext()) {
Item item = itemator.next();
Iv2RepairLogResponseMessage response =
new Iv2RepairLogResponseMessage(
requestId, seq++, ofTotal, item.getHandle(), item.getTxnId(), item.getMessage());
responses.add(response);
}
return responses;
}
