/// <exception cref="System.IO.IOException"/>
public override NMStateStoreService.RecoveredApplicationsState LoadApplicationsState
()
{
NMStateStoreService.RecoveredApplicationsState state = new NMStateStoreService.RecoveredApplicationsState
();
state.applications = new AList <YarnServerNodemanagerRecoveryProtos.ContainerManagerApplicationProto
>();
string keyPrefix = ApplicationsKeyPrefix;
LeveldbIterator iter = null;
try
{
iter = new LeveldbIterator(db);
iter.Seek(JniDBFactory.Bytes(keyPrefix));
while (iter.HasNext())
{
KeyValuePair <byte[], byte[]> entry = iter.Next();
string key = JniDBFactory.AsString(entry.Key);
if (!key.StartsWith(keyPrefix))
{
break;
}
state.applications.AddItem(YarnServerNodemanagerRecoveryProtos.ContainerManagerApplicationProto
.ParseFrom(entry.Value));
}
state.finishedApplications = new AList <ApplicationId>();
keyPrefix = FinishedAppsKeyPrefix;
iter.Seek(JniDBFactory.Bytes(keyPrefix));
while (iter.HasNext())
{
KeyValuePair <byte[], byte[]> entry = iter.Next();
string key = JniDBFactory.AsString(entry.Key);
if (!key.StartsWith(keyPrefix))
{
break;
}
ApplicationId appId = ConverterUtils.ToApplicationId(Sharpen.Runtime.Substring(key
, keyPrefix.Length));
state.finishedApplications.AddItem(appId);
}
}
catch (DBException e)
{
throw new IOException(e);
}
finally
{
if (iter != null)
{
iter.Close();
}
}
return(state);
}
/// <exception cref="System.IO.IOException"/>
public override NMStateStoreService.RecoveredApplicationsState LoadApplicationsState
()
{
lock (this)
{
NMStateStoreService.RecoveredApplicationsState state = new NMStateStoreService.RecoveredApplicationsState
();
state.applications = new AList <YarnServerNodemanagerRecoveryProtos.ContainerManagerApplicationProto
>(apps.Values);
state.finishedApplications = new AList <ApplicationId>(finishedApps);
return(state);
}
}
