/// <exception cref="System.IO.IOException"/>
public override NMStateStoreService.RecoveredLogDeleterState LoadLogDeleterState(
)
{
lock (this)
{
NMStateStoreService.RecoveredLogDeleterState state = new NMStateStoreService.RecoveredLogDeleterState
();
state.logDeleterMap = new Dictionary <ApplicationId, YarnServerNodemanagerRecoveryProtos.LogDeleterProto
>(logDeleterState);
return(state);
}
}
/// <exception cref="System.IO.IOException"/>
public override NMStateStoreService.RecoveredLogDeleterState LoadLogDeleterState(
)
{
NMStateStoreService.RecoveredLogDeleterState state = new NMStateStoreService.RecoveredLogDeleterState
();
state.logDeleterMap = new Dictionary <ApplicationId, YarnServerNodemanagerRecoveryProtos.LogDeleterProto
>();
LeveldbIterator iter = null;
try
{
iter = new LeveldbIterator(db);
iter.Seek(JniDBFactory.Bytes(LogDeleterKeyPrefix));
int logDeleterKeyPrefixLength = LogDeleterKeyPrefix.Length;
while (iter.HasNext())
{
KeyValuePair <byte[], byte[]> entry = iter.Next();
string fullKey = JniDBFactory.AsString(entry.Key);
if (!fullKey.StartsWith(LogDeleterKeyPrefix))
{
break;
}
string appIdStr = Sharpen.Runtime.Substring(fullKey, logDeleterKeyPrefixLength);
ApplicationId appId = null;
try
{
appId = ConverterUtils.ToApplicationId(appIdStr);
}
catch (ArgumentException)
{
Log.Warn("Skipping unknown log deleter key " + fullKey);
continue;
}
YarnServerNodemanagerRecoveryProtos.LogDeleterProto proto = YarnServerNodemanagerRecoveryProtos.LogDeleterProto
.ParseFrom(entry.Value);
state.logDeleterMap[appId] = proto;
}
}
catch (DBException e)
{
throw new IOException(e);
}
finally
{
if (iter != null)
{
iter.Close();
}
}
return(state);
}
