anchor.diff:  
   | HEAD
   | {api-spring-framework}/web/client/RestTemplate.html#headForHeaders(String,%20Object...)[headForHeaders(String
  -  url, String... urlVariables)]
  +  url, String... uriVariables)]
   
   | OPTIONS
   | {api-spring-framework}/web/client/RestTemplate.html#optionsForAllow(String,%20Object...)[optionsForAllow(String
  -  url, String... urlVariables)]
  +  url, String... uriVariables)]
   
   | POST
   | {api-spring-framework}/web/client/RestTemplate.html#postForLocation(String,%20Object,%20Object...)[postForLocation(String
  -  url, Object request, String... urlVariables)]
  +  url, Object request, String... uriVariables)]
     {api-spring-framework}/web/client/RestTemplate.html#postForObject(java.lang.String,%20java.lang.Object,%20java.lang.Class,%20java.lang.String...)[postForObject(String
     url, Object request, Class<T> responseType, String... uriVariables)]
   
   | PUT
   | {api-spring-framework}/web/client/RestTemplate.html#put(String,%20Object,%20Object...)[put(String
  -  url, Object request, String...urlVariables)]
  +  url, Object request, String...uriVariables)]
   
   | PATCH and others
   | {api-spring-framework}/web/client/RestTemplate.html#exchange(java.lang.String,%20org.springframework.http.HttpMethod,%20org.springframework.http.HttpEntity,%20java.lang.Class,%20java.lang.Object...)[exchange]
  
positive.code: defaults using the `messageConverters()` bean property as would be required if using the
  `MarshallingHttpMessageConverter` or `MappingJackson2HttpMessageConverter`.
  
  Each method takes URI template arguments in two forms, either as a `String` variable
  length argument or a `Map<String,String>`. For example,
  
  [source,java,indent=0]
  [subs="verbatim,quotes"]
  
negative.code: [subs="verbatim,quotes"]
  ----
  	public <T> T execute(String url, HttpMethod method, RequestCallback requestCallback,
  			ResponseExtractor<T> responseExtractor, String... uriVariables)
  
  	// also has an overload with uriVariables as a Map<String, String>.
  ----
  
  The `RequestCallback` interface is defined as
  