Chapter 19. Atomix Value Component

Available as of Camel version 2.20

The camel atomix-value component allows you to work with Atomix’s Distributed Value.

Maven users will need to add the following dependency to their pom.xml for this component:

    <dependency>
        <groupId>org.apache.camel</groupId>
        <artifactId>camel-atomix</artifactId>
        <version>${camel-version}</version>
    </dependency>

19.1. URI format

    atomix-value:valueName

The Atomix Value component supports 5 options, which are listed below.

NameDescriptionDefaultType

configuration (common)

The shared component configuration

 

AtomixValue Configuration

atomix (common)

The shared AtomixClient instance

 

AtomixClient

nodes (common)

The nodes the AtomixClient should connect to

 

List

configurationUri (common)

The path to the AtomixClient configuration

 

String

resolveProperty Placeholders (advanced)

Whether the component should resolve property placeholders on itself when starting. Only properties which are of String type can use property placeholders.

true

boolean

The Atomix Value endpoint is configured using URI syntax:

atomix-value:resourceName

with the following path and query parameters:

19.1.1. Path Parameters (1 parameters):

NameDescriptionDefaultType

resourceName

Required The distributed resource name

 

String

19.1.2. Query Parameters (17 parameters):

NameDescriptionDefaultType

atomix (common)

The Atomix instance to use

 

Atomix

configurationUri (common)

The Atomix configuration uri.

 

String

defaultAction (common)

The default action.

SET

Action

nodes (common)

The address of the nodes composing the cluster.

 

String

resultHeader (common)

The header that wil carry the result.

 

String

transport (common)

Sets the Atomix transport.

io.atomix.catalyst.transport.netty.NettyTransport

Transport

ttl (common)

The resource ttl.

 

long

bridgeErrorHandler (consumer)

Allows for bridging the consumer to the Camel routing Error Handler, which mean any exceptions occurred while the consumer is trying to pickup incoming messages, or the likes, will now be processed as a message and handled by the routing Error Handler. By default the consumer will use the org.apache.camel.spi.ExceptionHandler to deal with exceptions, that will be logged at WARN or ERROR level and ignored.

false

boolean

exceptionHandler (consumer)

To let the consumer use a custom ExceptionHandler. Notice if the option bridgeErrorHandler is enabled then this option is not in use. By default the consumer will deal with exceptions, that will be logged at WARN or ERROR level and ignored.

 

ExceptionHandler

exchangePattern (consumer)

Sets the exchange pattern when the consumer creates an exchange.

 

ExchangePattern

defaultResourceConfig (advanced)

The cluster wide default resource configuration.

 

Properties

defaultResourceOptions (advanced)

The local default resource options.

 

Properties

ephemeral (advanced)

Sets if the local member should join groups as PersistentMember or not. If set to ephemeral the local member will receive an auto generated ID thus the local one is ignored.

false

boolean

readConsistency (advanced)

The read consistency level.

 

ReadConsistency

resourceConfigs (advanced)

Cluster wide resources configuration.

 

Map

resourceOptions (advanced)

Local resources configurations

 

Map

synchronous (advanced)

Sets whether synchronous processing should be strictly used, or Camel is allowed to use asynchronous processing (if supported).

false

boolean

19.2. Spring Boot Auto-Configuration

The component supports 8 options, which are listed below.

NameDescriptionDefaultType

camel.component.atomix-value.atomix

The shared AtomixClient instance. The option is a io.atomix.AtomixClient type.

 

String

camel.component.atomix-value.configuration-uri

The path to the AtomixClient configuration

 

String

camel.component.atomix-value.configuration.default-action

The default action.

 

AtomixValue$Action

camel.component.atomix-value.configuration.result-header

The header that wil carry the result.

 

String

camel.component.atomix-value.configuration.ttl

The resource ttl.

 

Long

camel.component.atomix-value.enabled

Whether to enable auto configuration of the atomix-value component. This is enabled by default.

 

Boolean

camel.component.atomix-value.nodes

The nodes the AtomixClient should connect to

 

List

camel.component.atomix-value.resolve-property-placeholders

Whether the component should resolve property placeholders on itself when starting. Only properties which are of String type can use property placeholders.

true

Boolean