DatabaseLocker (ActiveMQ 5.17.0 API)

All Superinterfaces:

Service
```
@Deprecated
public interface DatabaseLocker
extends Service
```
Deprecated.
As of 5.7.0, use more general Locker instead

Represents some kind of lock service to ensure that a broker is the only master

Method Summary

All Methods Instance Methods Abstract Methods Deprecated Methods
Modifier and Type	Method	Description
`boolean`	`keepAlive()`	Deprecated. Used by a timer to keep alive the lock.
`void`	`setLockAcquireSleepInterval(long lockAcquireSleepInterval)`	Deprecated. set the delay interval in milliseconds between lock acquire attempts
`void`	`setPersistenceAdapter(JDBCPersistenceAdapter adapter)`	Deprecated. allow the injection of a jdbc persistence adapter

Methods inherited from interface org.apache.activemq.Service
start, stop

- Method Detail
  - setPersistenceAdapter
```
void setPersistenceAdapter(JDBCPersistenceAdapter adapter)
                    throws IOException
```
    Deprecated.
    
    allow the injection of a jdbc persistence adapter
    
    Parameters:
    
    adapter - the persistence adapter to use
    
    Throws:
    
    IOException
  - keepAlive
```
boolean keepAlive()
           throws IOException
```
    Deprecated.
    
    Used by a timer to keep alive the lock. If the method returns false the broker should be terminated if an exception is thrown, the lock state cannot be determined
    
    Throws:
    
    IOException
  - setLockAcquireSleepInterval
```
void setLockAcquireSleepInterval(long lockAcquireSleepInterval)
```
    Deprecated.
    
    set the delay interval in milliseconds between lock acquire attempts
    
    Parameters:
    
    lockAcquireSleepInterval - the sleep interval in miliseconds