295.4.2. 部分 Payload 内容仅加密/解密

String tagXPATH = "//cheesesites/italy/cheese";
boolean secureTagContent = true;
...
from("direct:start")
    .marshal().secureXML(tagXPATH, secureTagContent)
    .unmarshal().secureXML(tagXPATH, secureTagContent)
    .to("direct:end");