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Add a coercion for SQS MessageAttributeValue #436

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Add a coercion for SQS MessageAttributeValue #436

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4 changes: 4 additions & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -1890,6 +1890,10 @@ To batch get metric data.

(send-message queue "hello world")

(sqs/send-message :queue-url queue-url
:message-body "hello world"
:message-attributes {"attr" "value"})

(def msgs (receive-message queue))

(delete-message (-> msgs
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15 changes: 14 additions & 1 deletion src/amazonica/aws/sqs.clj
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Expand Up @@ -2,7 +2,20 @@
(:use [amazonica.core :only (kw->str parse-args)]
[clojure.walk :only (stringify-keys)]
[robert.hooke :only (add-hook)])
(:import com.amazonaws.services.sqs.AmazonSQSClient))
(:import com.amazonaws.services.sqs.AmazonSQSClient
[com.amazonaws.services.sqs.model MessageAttributeValue]
[java.nio ByteBuffer]))

(amazonica.core/register-coercions
MessageAttributeValue
(fn [value]
(cond
(string? value) (doto (MessageAttributeValue.) (.withDataType "String") (.withStringValue value))
(number? value) (doto (MessageAttributeValue.) (.withDataType "Number") (.withStringValue (str value)))
(instance? ByteBuffer value) (doto (MessageAttributeValue.) (.withDataType "Binary") (.withBinaryValue value))
:else (throw (ex-info
(format "Values of type %s are not supported for SQS Message Attributes" (class value))
{:value value})))))

(amazonica.core/set-client AmazonSQSClient *ns*)

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