Checks if the namenode specified is active or not
Checks if the namenode specified is active or not
The namenode configuration http value
True if the namenode is active, otherwise false
Returns the namenode address of the active nameNode
Returns the namenode address of the active nameNode
The Hadoop configuration
The namenode address of the active namenode
Returns the jsonNode which is read from the url
Returns the jsonNode which is read from the url
The url of the server
The jsonNode parsed from the url
A wrapper that replays Spark event history from files and then fill proper data objects.