Filter Reference in Mule

Filter Reference in Mule

In filter reference, we have to give reference of any filter from the list. In our example i have chosen expression filter and given expression as


means when uri param 'id' equals to 1 then only payload is allowed to pass.

flow of reference filter :

Filter reference configuration :

In filter reference configuration click + button to add filter and select any filter. I have chosen expression filter.There in expression block give any suitable expression. I have given


URL :  http://localhost:8085/api/filterref/1

 Input :

Output :

XML project code :

<?xml version="1.0" encoding="UTF-8"?>

<mule xmlns:http=""
xmlns="" xmlns:doc=""

    <expression-filter expression="#[message.inboundProperties.'http.uri.params'.id=='1']" name="Expression" doc:name="Expression"/>

    <http:listener-config name="HTTP_Listener_Configuration" host="" port="8085" basePath="/api" doc:name="HTTP Listener Configuration"/>
 <flow name="testfiltersFlow2">
        <http:listener config-ref="HTTP_Listener_Configuration" path="/filterref/{id}" doc:name="HTTP"/>
        <filter ref="Expression" doc:name="Filter Reference"/>     

© 2020

Share on :

Mule 4:

XML to JSON in mule 4 Web service consumer VM Validation in Mule 4 Until Successful
Sub flow Set Variable & Remove Variable Set Transaction ID Scatter Gather Round Robin
Consume Restful Service CRUD in Mule 4 Parse Template Object to JSON Load Static Resource
JSON to XML Invoke Idempotent Filter ForEach Flat file to JSON
Fixwidth to JSON First Successful File Execute Error Handling
Email Dynamic Evaluate Custom Business Event CSV to JSON Copybook to JSON
Choice Router Async RabbitMQ

Mule 3:

Database Connector Async CXF Attachement XSLT
Mongo DB Cache scope Custom Business Event Gzip Compress Expression
SMTP For Each Expression Javascript Filter Reference
Salesforce Message Enricher Groovy Parse Template Idempotent
VM Poll Invoke Ruby Message
Webservice consumer Python Transformer reference Message Property Not
Collection Aggregator First Sucessful Catch Exception Strategy Reference Exception Strategy Or
Choice Message Chunk Aggregator Choice Exception Strategy Global Exception Strategy Schema Validation
Custom Aggregator Scatter Gather Custom Exception Strategy Batch Processing MEL
M Unit RAML Map Operator API Mocking Dataweave