@PipelineProperty(
            description = "Limits the schemas that can be used to validate data to those with a matching " +
                    "namespace URI.",
            displayPriority = 3)
    public void setNamespaceURI(final String namespaceURI) {
        if (namespaceURI != null && namespaceURI.trim().length() > 0) {
            schemaConstraint.setNamespaceURI(namespaceURI.trim());
        } else {
            schemaConstraint.setNamespaceURI(null);
        }
    }
An XML filter for performing inline schema validation of XML.
stroom-pipeline/src/main/java/stroom/pipeline/filter/SchemaFilterSplit.java