For Each in Mule 4
For Each scope in mule 4 is used to iterate over a
collection.
Flow:
Database connector is used to fetch records from
database.
Db connector configuration:
Transform message settings:
Foreach scope configuration:
Method: GET
Output:
XML project code:
<?xml version="1.0" encoding="UTF-8"?>
<mule xmlns:ee="http://www.mulesoft.org/schema/mule/ee/core" xmlns:db="http://www.mulesoft.org/schema/mule/db"
xmlns:http="http://www.mulesoft.org/schema/mule/http"
xmlns="http://www.mulesoft.org/schema/mule/core" xmlns:doc="http://www.mulesoft.org/schema/mule/documentation" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.mulesoft.org/schema/mule/core http://www.mulesoft.org/schema/mule/core/current/mule.xsd
http://www.mulesoft.org/schema/mule/http http://www.mulesoft.org/schema/mule/http/current/mule-http.xsd
http://www.mulesoft.org/schema/mule/db http://www.mulesoft.org/schema/mule/db/current/mule-db.xsd
http://www.mulesoft.org/schema/mule/ee/core http://www.mulesoft.org/schema/mule/ee/core/current/mule-ee.xsd">
<db:config name="Database_Config" doc:name="Database Config" doc:id="ea80f53a-1041-48b2-aa07-8d6741cf43ea" >
<db:my-sql-connection host="localhost" port="3306" user="root" password="”*******" database="mule4" />
</db:config>
<http:listener-config name="HTTP_Listener_config" doc:name="HTTP Listener config" doc:id="6055fd67-52f6-4cf0-91b1-6818bf2980e8" >
<http:listener-connection host="0.0.0.0" port="8085" />
</http:listener-config>
<flow name="test_foreachFlow" doc:id="b081e93c-8b0f-4a8a-9bc8-01507eccad4d" >
<http:listener doc:name="Listener" doc:id="c9bb4fdf-629f-4426-aec0-9b705b6b4c44" config-ref="HTTP_Listener_config" path="/foreach"/>
<db:select doc:name="Select" doc:id="08464734-060c-45c6-a958-e1886079882b" config-ref="Database_Config">
<db:sql>select * from mule4.info</db:sql>
</db:select>
<ee:transform doc:name="Transform Message" doc:id="e62e80cf-74d2-48e2-808c-439378036cf5" >
<ee:message >
<ee:set-payload ><![CDATA[%dw 2.0
output application/java
---
payload map(index,value)->
{
ID: index.ID,
NAME: index.NAME
}]]></ee:set-payload>
</ee:message>
</ee:transform>
<foreach doc:name="For Each" doc:id="1b160052-cf2b-4cbc-981d-1faa0325c1a3" >
<logger level="INFO" doc:name="Logger" doc:id="ee4e0821-d2da-4e2e-9ce7-385218616824" message="#[payload]" />
</foreach>
</flow>
</mule>
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