DSHTTPService
Filters
压缩过滤器的使用
The Filters property specifies the DataSnap communication filters for an in-process instance.
The Filters property represents a collection of filters used to process the byte stream.
http://127.0.0.1:8080/datasnap/rest/TServerMethods1/EchoString/Hello
RESTContext
属性可以置为空，那么访问地址就少了rest分隔，变为
http://127.0.0.1:8080/datasnap/TServerMethods1/EchoString/Hello
The RESTContext property specifies the REST URL context, like in http://my.site.com/datasnap/rest/.... In the given example, rest denotes that the request is a REST request and that it is processed by a REST service.
DSContext
DSContext属性同上。
Specifies the DataSnap context for the connection. The standard DataSnap context is datasnap/. For example, to invoke a server method, the standard URL is http://host:port/datasnap/ClassName/MethodName/ParamValue.
最终地址变为
http://127.0.0.1:8080/TServerMethods1/EchoString/Hello
