org.apache.camel.spi

Interface StateRepository<K,V>

Type Parameters:

K - Key type

V - Value type

All Superinterfaces:

AutoCloseable, Service

public interface StateRepository<K,V>
extends Service

This StateRepository holds a set of key/value pairs for defining a particular state of a component. For instance it can be a set of indexes.

An IdempotentRepository behaves more or less like a Set whereas this StateRepository behaves like a Map.

Method Summary

Modifier and Type	Method and Description
V	getState(K key) Gets the state value for the given key.
void	setState(K key, V value) Sets the state value for the given key.

Methods inherited from interface org.apache.camel.Service

build, close, init, start, stop

Method Detail

setState

void setState(K key,
              V value)

Sets the state value for the given key.

Parameters:

key - State key

value - State value

getState

V getState(K key)

Gets the state value for the given key. It returns null if the key is unknown.

Parameters:

key - State key

Returns:

State value or null the key is unknown