LayoutManager (Apache BookKeeper :: Parent 4.18.0-SNAPSHOT API)

All Known Implementing Classes:

NullMetadataBookieDriver.NullLayoutManager, ZkLayoutManager
```
public interface LayoutManager
```
Layout manager for writing/reading/deleting ledger layout.

Nested Class Summary

Nested Classes
Modifier and Type Interface Description

static class LayoutManager.LedgerLayoutExistsException
The Ledger layout exists exception.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`deleteLedgerLayout()`	Delete ledger layout.
`LedgerLayout`	`readLedgerLayout()`	Return the ledger layout.
`void`	`storeLedgerLayout(LedgerLayout layout)`	Store the ledger layout.

- Method Detail
  - readLedgerLayout
```
LedgerLayout readLedgerLayout()
                       throws java.io.IOException
```
    Return the ledger layout.
    
    Returns:
    
    the ledger layout
    
    Throws:
    
    java.io.IOException - when fail to read ledger layout.
  - storeLedgerLayout
```
void storeLedgerLayout(LedgerLayout layout)
                throws java.io.IOException
```
    Store the ledger layout.
    
    Parameters:
    
    layout - ledger layout
    
    Throws:
    
    java.io.IOException - when fail to store ledger layout.
  - deleteLedgerLayout
```
void deleteLedgerLayout()
                 throws java.io.IOException
```
    Delete ledger layout.
    
    Throws:
    
    java.io.IOException