Handlers manipulate primitive SOAP content directly, and are not aware of expected content as defined in WSDL.
处理程序直接操纵原始的SOAP内容，它并不知道在WSDL中定义的期望内容。
A WSDL document defines the service interface, and therefore the SOAP content, for both the request and the response.
WSDL文档定义了服务接口，因而也就定义了请求和响应的SOAP内容。
They are SOAP handlers in that message content is represented to the handler as SOAP content in the form of a SAAJ object (see the Resources section for more on these objects).
它们也是SOAP处理程序，因为消息内容以SAAJ对象的形式作为SOAP内容提供给处理程序。请参见参考资料部分以获得关于这些对象的更多信息。
They are SOAP handlers in that message content is represented to the handler as SOAP content in the form of a SAAJ object (see the Resources section for more on these objects).
它们也是SOAP处理程序，因为消息内容以SAAJ对象的形式作为SOAP内容提供给处理程序。请参见参考资料部分以获得关于这些对象的更多信息。
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