//tag::ref-doc[]
= ZeroMQ Source

The "zeromq" source enables receiving messages from ZeroMQ.

== Input

N/A

== Output

=== Payload

* `byte[]`

== Options

The **$$zeromq$$** $$source$$ has the following options:

//tag::configuration-properties[link-to-catalog=true]
https://github.com/spring-cloud/spring-functions-catalog/tree/main/supplier/spring-zeromq-supplier#configuration-options[See Spring Functions Catalog for configuration options].
//end::configuration-properties[]

Also see the https://docs.spring.io/spring-boot/docs/current/reference/html/common-application-properties.html[Spring Boot Documentation]
for addition properties for the broker connections and listener properties.

== Build

```
$ ./mvnw clean install -PgenerateApps
$ cd apps
```
You can find the corresponding binder based projects here.
You can then cd into one of the folders and build it:
```
$ ./mvnw clean package
```

== Examples

```
java -jar zeromq-source.jar --zeromq.supplier.connectUrl=tcp://server:port --zeromq.supplier.topics=
```

//end::ref-doc[]
