Package org.apache.nifi.controller.state

Class StandardStateManager

java.lang.Object

org.apache.nifi.controller.state.StandardStateManager

All Implemented Interfaces:

StateManager

public class StandardStateManager
extends Object
implements StateManager

Field Summary

Fields

Modifier and Type	Field	Description
private final StateProvider	clusterProvider
private final String	componentId
private final StateProvider	localProvider

Constructor Summary

Constructors

Constructor	Description
StandardStateManager(StateProvider localProvider, StateProvider clusterProvider, String componentId)

Method Summary

Modifier and Type	Method	Description
void	clear(Scope scope)
private ComponentLog	getLogger(String componentId)
private StateProvider	getProvider(Scope scope)
StateMap	getState(Scope scope)
boolean	replace(StateMap oldValue, Map<String,String> newValue, Scope scope)
void	setState(Map<String,String> state, Scope scope)
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Details

localProvider

private final StateProvider localProvider

clusterProvider

private final StateProvider clusterProvider

componentId

private final String componentId

Constructor Details

StandardStateManager

public StandardStateManager(StateProvider localProvider,
 StateProvider clusterProvider,
 String componentId)

Method Details

getProvider

private StateProvider getProvider(Scope scope)

getLogger

private ComponentLog getLogger(String componentId)

getState

public StateMap getState(Scope scope)
                  throws IOException

Specified by:

getState in interface StateManager

Throws:

IOException

replace

public boolean replace(StateMap oldValue,
 Map<String,String> newValue,
 Scope scope)
                throws IOException

Specified by:

replace in interface StateManager

Throws:

IOException

setState

public void setState(Map<String,String> state,
 Scope scope)
              throws IOException

Specified by:

setState in interface StateManager

Throws:

IOException

clear

public void clear(Scope scope)
           throws IOException

Specified by:

clear in interface StateManager

Throws:

IOException

toString

public String toString()

Overrides:

toString in class Object