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Class Summary |
| BlockInfoUnderConstruction |
Represents a block that is currently being constructed.
This is usually the last block of a file opened for write or append. |
| BlockPlacementPolicyWithNodeGroup |
The class is responsible for choosing the desired number of targets
for placing block replicas on environment with node-group layer. |
| DatanodeDescriptor.BlockIterator |
Iterates over the list of blocks belonging to the datanode. |
| NumberReplicas |
A immutable object that stores the number of live replicas and
the number of decommissined Replicas. |