ResponseEntityResponseExtractor
+ extractData()
SpringWeb逻辑层
ClientHttpRequestFactory
createRequest()
AbstractClientHttpResponse
+ getStatusCode()
InterceptingHttpAccessor
RequestCallback
doWithRequest()
SimpleClientHttpResponse
+ getBody()
RestTemplate UML
SimpleStreamingClientHttpRequest
+ executeInternal()
RestTemplate
+ postForEntity()+ execute()# doExecute()
HttpEntityRequestCallback
+ doWithRequest()
HttpAccessor
# createRequest()+ setRequestFactory()
ClientHttpRequest
execute()
SimpleClientHttpRequestFactory
+ createRequest()
HttpMessageConverterExtractor
RestOperations
postForEntity()execute()
RestTemplate组件逻辑层
ResponseExtractor
extractData()
ClientHttpResponse
getStatusCode()close()
AcceptHeaderRequestCallback
AbstractClientHttpRequest
+ execute()
