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<xpath resultType="java.lang.String">/foo:person/@id</xpath>

In @XPath:
Available as of Camel 2.1

@XPath(value = "concat('foo-',//order/name/)", resultType = String.class) String name)

Where we use the xpath function concat to prefix the order name with foo-. In this case we have to specify that we want a String as result type so the concat function works.

Examples

Here is a simple example using an XPath expression as a predicate in a Message Filter

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