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SNS

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Component

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Available

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as

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of

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Camel

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2.8

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The

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SNS

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component

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allows

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messages

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to

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be

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sent

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to

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an

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Amazon

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Simple

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Notification

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Topic.

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The

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implementation

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of

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the

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Amazon

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API

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is

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provided by the AWS SDK.

Info
titlePrerequisites

You must have a valid Amazon Web Services developer account, and be signed up to use Amazon SNS. More information are available at Amazon SNS.

URI Format

Code Block
 by the [AWS SDK|http://aws.amazon.com/sdkforjava/].

{info:title=Prerequisites}
You must have a valid Amazon Web Services developer account, and be signed up to use Amazon SNS. More information are available at [Amazon SNS|http://aws.amazon.com/sns].
{info}

h3. URI Format
{code}
aws-sns://topicName[?options]
{code}
The topic will be created if they don't already exists.
You can append query options to the URI in the following format, {{aws-sns://topicNameOrArn[?options] (Camel 2.18 onwards)

The topic will be created if it doesn't already exists. You can append query options to the URI in the following format, ?options=value&option2=value&...

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URI Options

Name

Default Value

Context

Description

accessKey

null

Producer

Amazon AWS Access Key.

amazonSNSClient

null

Producer

Reference to a com.amazonaws.services.sns.AmazonSNS in the Registry.

amazonSNSEndpoint

null

Producer

The region with which the AWS-SNS client wants to work with.

policy

null

Producer

Camel 2.8.4: The policy for this queue to set in the com.amazonaws.services.sns.model.SetTopicAttributesRequest.

proxyHost

null

Producer

Camel 2.16: Specify a proxy host to be used inside the client definition.

proxyPort

null

Producer

Camel 2.16: Specify a proxy port to be used inside the client definition.

secretKey

null

Producer

Amazon AWS Secret Key.

subject

null

Producer

The subject which is used if the message header CamelAwsSnsSubject is not present.

Info
titleRequired SNS component options

You have to provide the amazonSNSClient in the Registry or your accessKey and secretKey to access the Amazon's SNS.

Usage

Message headers evaluated by the SNS producer

Div
classconfluenceTableSmall

Header

Type

Description

CamelAwsSnsSubject

String

The Amazon SNS message subject. If not set, the subject from the SnsConfiguration is used.

Message headers set by the SNS producer

Div
classconfluenceTableSmall

Header

Type

Description

CamelAwsSnsMessageId

String

The Amazon SNS message ID.

Advanced AmazonSNS configuration

If you need more control over the AmazonSNS instance configuration you can create your own instance and refer to it from the URI:

Code Block
sqs.AmazonSNSClient}} in the [Registry]. |
|accessKey | {{null}} | Producer | Amazon AWS Access Key |
|secretKey | {{null}} | Producer | Amazon AWS Secret Key |
|subject | {{null}} | Producer | The subject which is used if the message header 'CamelAwsSnsSubject' is not present. |

{info:title=Required SNS component options}
You have to provide the amazonSNSClient in the [Registry] or your accessKey and secretKey to access the [Amazon's SNS|http://aws.amazon.com/sns].
{info}

h3. Usage
h4. Message headers evaluated by the SNS producer
{div:class=confluenceTableSmall}
|| Header || Type || Description ||
| {{CamelAwsSnsSubject}} | {{String}} | The Amazon SNS message subject. If not set, the subject from the {{SnsConfiguration}} is used. |
{div}

h4. Message headers set by the SNS producer
{div:class=confluenceTableSmall}
|| Header || Type || Description ||
| {{CamelAwsSnsMessageId}} | {{String}} | The Amazon SNS message ID. |
{div}

h4. Advanced AmazonSNSClient configuration
If you need more control over the {{AmazonSNSClient}} configuration you can create your own instance and refer to it from the URI:
{code}
from("direct:start")
  .to("aws-sns://MyTopic?amazonSNSClient=#amazonSNSClient#client");
{code}
The {{#amazonSNSClient}} refers to a {{AmazonSNSClient}} in the [Registry].

For example if your Camel Application is running behind a firewall:
{code}

The client refers to a AmazonSNS in the Registry.

For example if your Camel Application is running behind a firewall:

Code Block
AWSCredentials awsCredentials = new BasicAWSCredentials("myAccessKey", "mySecretKey");
ClientConfiguration clientConfiguration = new ClientConfiguration();
clientConfiguration.setProxyHost("http://myProxyHost");
clientConfiguration.setProxyPort(8080);
AmazonSNSClientAmazonSNS amazonSNSClientclient = new AmazonSNSClient(awsCredentials, clientConfiguration);
{code}

Likewise when 
registry.bind("client", client);

Dependencies

Maven users will need to add the following dependency to their pom.xml.

Code Block
xml
xml
titlepom.xml
you want to specify the region (US, EU, Asia, etc) of the SNS topic: 
{code}
AWSCredentials awsCredentials = new BasicAWSCredentials("myAccessKey", "mySecretKey");
AmazonSNSClient amazonSNSClient = new AmazonSNSClient(awsCredentials); 
amazonSNSClient.setEndpoint("http://sns.eu-west-1.amazonaws.com/");	
{code}

h3. Dependencies
Maven users will need to add the following dependency to their pom.xml.
{code:xml|title=pom.xml}
<dependency>
    <groupId>org.apache.camel</groupId>
    <artifactId>camel-aws</artifactId>
    <version>${camel-version}</version>
</dependency>
{code}

where {{$\

where ${camel-version

...

}

...

must

...

be

...

replaced

...

by

...

the

...

actual

...

version

...

of

...

Camel

...

(2.8

...

or

...

higher).

...

Include Page
Endpoint See Also
Endpoint See Also