org.springframework.integration.metadata

Interface MetadataStore

All Known Subinterfaces:

ConcurrentMetadataStore, ListenableMetadataStore

All Known Implementing Classes:

GemfireMetadataStore, JdbcMetadataStore, MongoDbMetadataStore, PropertiesPersistingMetadataStore, RedisMetadataStore, SimpleMetadataStore, ZookeeperMetadataStore

@ManagedResource
public interface MetadataStore

Strategy interface for storing metadata from certain adapters to avoid duplicate delivery of messages, for example.

Since:

2.0

Author:

Josh Long, Oleg Zhurakousky, Mark Fisher, Gary Russell

Method Summary

Modifier and Type	Method and Description
java.lang.String	get(java.lang.String key) Reads a value for the given key from this MetadataStore.
void	put(java.lang.String key, java.lang.String value) Writes a key value pair to this MetadataStore.
java.lang.String	remove(java.lang.String key) Remove a value for the given key from this MetadataStore.

Method Detail

put

void put(java.lang.String key,
         java.lang.String value)

Writes a key value pair to this MetadataStore.

Parameters:

key - The key.

value - The value.

get

@ManagedAttribute
java.lang.String get(java.lang.String key)

Reads a value for the given key from this MetadataStore.

Parameters:

key - The key.

Returns:

The value.

remove

@ManagedAttribute
java.lang.String remove(java.lang.String key)

Remove a value for the given key from this MetadataStore.

Parameters:

key - The key.

Returns:

The previous value associated with key, or null if there was no mapping for key.