JSON Gson

Since Camel 2.10

Gson is a Data Format which uses the Gson Library

from("activemq:My.Queue").
  marshal().json(JsonLibrary.Gson).
  to("mqseries:Another.Queue");

Gson Options

The JSON Gson dataformat supports 3 options, which are listed below.

Name Default Java Type Description

prettyPrint

Boolean

To enable pretty printing output nicely formatted. <p/> Is by default false.

unmarshalType

String

Class name of the java type to use when unmarshalling.

contentTypeHeader

Boolean

Whether the data format should set the Content-Type header with the type from the data format. For example application/xml for data formats marshalling to XML, or application/json for data formats marshalling to JSON.

Dependencies

To use Gson in your camel routes you need to add the dependency on camel-gson which implements this data format.

If you use maven you could just add the following to your pom.xml, substituting the version number for the latest & greatest release (see the download page for the latest versions).

<dependency>
  <groupId>org.apache.camel</groupId>
  <artifactId>camel-gson</artifactId>
  <version>x.x.x</version>
  <!-- use the same version as your Camel core version -->
</dependency>

Spring Boot Auto-Configuration

When using json-gson with Spring Boot make sure to use the following Maven dependency to have support for auto configuration:

<dependency>
  <groupId>org.apache.camel.springboot</groupId>
  <artifactId>camel-gson-starter</artifactId>
  <version>x.x.x</version>
  <!-- use the same version as your Camel core version -->
</dependency>

The component supports 4 options, which are listed below.

Name Description Default Type

camel.dataformat.json-gson.content-type-header

Whether the data format should set the Content-Type header with the type from the data format. For example application/xml for data formats marshalling to XML, or application/json for data formats marshalling to JSON.

true

Boolean

camel.dataformat.json-gson.enabled

Whether to enable auto configuration of the json-gson data format. This is enabled by default.

Boolean

camel.dataformat.json-gson.pretty-print

To enable pretty printing output nicely formatted. Is by default false.

false

Boolean

camel.dataformat.json-gson.unmarshal-type

Class name of the java type to use when unmarshalling.

String
Back to top