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Jing Component

The Jing component uses the Jing Library to perform XML validation of the message body using either

Maven users will need to add the following dependency to their pom.xml for this component:

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

Note that the MSV component can also support RelaxNG XML syntax.

URI format Camel 2.15 or older

rng:someLocalOrRemoteResource
rnc:someLocalOrRemoteResource

Where rng means use the RelaxNG XML Syntax whereas rnc means use RelaxNG Compact Syntax. The following examples show possible URI values

Example

Description

rng:foo/bar.rng

References the XML file foo/bar.rng on the classpath

rnc:

http://foo.com/bar.rnc

References the RelaxNG Compact Syntax file from the URL,

http://foo.com/bar.rnc

You can append query options to the URI in the following format, ?option=value&option=value&...

URI format Camel 2.16

jing:someLocalOrRemoteResource

From Camel 2.16 the component use jing as name, and you can use the option compactSyntax to turn on either RNG or RNC mode.

Options

Option

Default

Description

compactSyntax

false

Whether to validate using RelaxNG compact syntax or not.

Example

The following example shows how to configure a route from the endpoint direct:start which then goes to one of two endpoints, either mock:valid or mock:invalid based on whether or not the XML matches the given RelaxNG Compact Syntax schema (which is supplied on the classpath).

Error rendering macro 'code': Invalid value specified for parameter 'java.lang.NullPointerException'
<camelContext xmlns="http://camel.apache.org/schema/spring">
    <route>
        <from uri="direct:start"/>
        <doTry>
            <to uri="jing:org/apache/camel/component/validator/jing/schema.rnc?compactSyntax=true"/>
            <to uri="mock:valid"/>
            <doCatch>
                <exception>org.apache.camel.ValidationException</exception>
                <to uri="mock:invalid"/>
            </doCatch>
            <doFinally>
                <to uri="mock:finally"/>
            </doFinally>
        </doTry>
    </route>
</camelContext>

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