internal virtual Version LoadVersion()
{
byte[] data = stateDb.Get(JniDBFactory.Bytes(StateDbSchemaVersionKey));
// if version is not stored previously, treat it as CURRENT_VERSION_INFO.
if (data == null || data.Length == 0)
{
return GetCurrentVersion();
}
Version version = new VersionPBImpl(YarnServerCommonProtos.VersionProto.ParseFrom
(data));
return version;
}
/// <exception cref="System.IO.IOException"/>
internal virtual Version LoadVersion()
{
byte[] data = db.Get(JniDBFactory.Bytes(DbSchemaVersionKey));
// if version is not stored previously, treat it as 1.0.
if (data == null || data.Length == 0)
{
return Version.NewInstance(1, 0);
}
Version version = new VersionPBImpl(YarnServerCommonProtos.VersionProto.ParseFrom
(data));
return version;
}
/// <exception cref="System.Exception"/>
protected internal override Version LoadVersion()
{
lock (this)
{
Path versionNodePath = GetNodePath(rootDirPath, VersionNode);
FileStatus status = GetFileStatusWithRetries(versionNodePath);
if (status != null)
{
byte[] data = ReadFileWithRetries(versionNodePath, status.GetLen());
Version version = new VersionPBImpl(YarnServerCommonProtos.VersionProto.ParseFrom
(data));
return(version);
}
return(null);
}
}
/// <exception cref="System.Exception"/>
protected internal override Version LoadVersion()
{
Version version = null;
try
{
byte[] data = db.Get(JniDBFactory.Bytes(VersionNode));
if (data != null)
{
version = new VersionPBImpl(YarnServerCommonProtos.VersionProto.ParseFrom(data));
}
}
catch (DBException e)
{
throw new IOException(e);
}
return(version);
}
internal virtual Version LoadVersion()
{
try
{
byte[] data = db.Get(TimelineStateStoreVersionKey);
// if version is not stored previously, treat it as CURRENT_VERSION_INFO.
if (data == null || data.Length == 0)
{
return(GetCurrentVersion());
}
Version version = new VersionPBImpl(YarnServerCommonProtos.VersionProto.ParseFrom
(data));
return(version);
}
catch (DBException e)
{
throw new IOException(e);
}
}
