TabletBalancer.BalanceParameters (Apache Accumulo Core 2.1.1 API)

All Known Implementing Classes:

BalanceParamsImpl

Enclosing interface:

TabletBalancer
```
public static interface TabletBalancer.BalanceParameters
```
An interface for grouping parameters required for the balancer to balance tablets. This interface allows for evolution of the parameter set without changing the balancer's method signature.

Since:

2.1.0

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Set<TabletId>`	`currentMigrations()`
`SortedMap<TabletServerId,TServerStatus>`	`currentStatus()`
`List<TabletMigration>`	`migrationsOut()`

- Method Detail
  - currentStatus
```
SortedMap<TabletServerId,TServerStatus> currentStatus()
```
    Returns:
    
    the current status for all tablet servers (read-only)
  - currentMigrations
```
Set<TabletId> currentMigrations()
```
    Returns:
    
    the migrations that are currently in progress (read-only)
  - migrationsOut
```
List<TabletMigration> migrationsOut()
```
    Returns:
    
    a write-only map for storing new assignments made by the balancer. It is important that any tablets found in currentMigrations() are not included in the output migrations.