Friday, March 13, 2020

12c SOA - JMS adapter - consume a message from a distributed queue


Implementation steps:
Create a SOA project and drag and drop jms adapter to the exposed service lane
 Select Oracle Weblogic JMS
 Select Appserver connection or create one to use.

 select Consume Message option
 Browse for Destination name.
 Search Queue name
 Put default JNDI eis/wls/Queue or if u want, use your created one.
 select the schema for the message to be consumed.



XSD used:
<?xml version= '1.0' encoding= 'UTF-8' ?>
<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns="http://www.cal.org" targetNamespace="http://www.cal.org"
     elementFormDefault="qualified">
    <xsd:element name="process">
        <xsd:complexType>
            <xsd:sequence>
                <xsd:element name="Id" type="xsd:string"/>
                <xsd:element name="FirstName" type="xsd:string"/>
                <xsd:element name="LastName" type="xsd:string"/>
            </xsd:sequence>
        </xsd:complexType>
    </xsd:element>
</xsd:schema>

 create a BPEL process and use the same schema.


 wire the JMS adapter to BPEL Process
 delete the default one and wire with JMS Service partner link.

 Deploy the service to EM console and create a message manually to the queue from Admin console or publish a message to the queue.
XML payload used:
<?xml version="1.0" encoding="UTF-8" ?>
<process xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.cal.org emp.xsd"
         xmlns="http://www.cal.org">
  <Id>1</Id>
  <FirstName>Sri</FirstName>
  <LastName>Das</LastName>
</process>

 Bang! It is successfully consumed.

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