/**
* Checks if all conditions in this request mapping info match the provided request and returns a
* potentially new request mapping info with conditions tailored to the current request.
*
* <p>For example the returned instance may contain the subset of URL patterns that match to the
* current request, sorted with best matching patterns on top.
*
* @return a new instance in case all conditions match; or {@code null} otherwise
*/
public RequestMappingInfo getMatchingInfo(HttpServletRequest request) {
RequestMethodsRequestCondition methods = methodsCondition.getMatchingCondition(request);
ParamsRequestCondition params = paramsCondition.getMatchingCondition(request);
HeadersRequestCondition headers = headersCondition.getMatchingCondition(request);
ConsumesRequestCondition consumes = consumesCondition.getMatchingCondition(request);
ProducesRequestCondition produces = producesCondition.getMatchingCondition(request);
if (methods == null
|| params == null
|| headers == null
|| consumes == null
|| produces == null) {
return null;
}
PatternsRequestCondition patterns = patternsCondition.getMatchingCondition(request);
if (patterns == null) {
return null;
}
CustomRequestCondition custom = customCondition.getMatchingCondition(request);
if (custom == null) {
return null;
}
return new RequestMappingInfo(
patterns, methods, params, headers, consumes, produces, custom.getCondition());
}
/**
* Combines "this" request mapping info (i.e. the current instance) with another request mapping
* info instance.
*
* <p>Example: combine type- and method-level request mappings.
*
* @return a new request mapping info instance; never {@code null}
*/
public RequestMappingInfo combine(RequestMappingInfo other) {
PatternsRequestCondition patterns = this.patternsCondition.combine(other.patternsCondition);
RequestMethodsRequestCondition methods = this.methodsCondition.combine(other.methodsCondition);
ParamsRequestCondition params = this.paramsCondition.combine(other.paramsCondition);
HeadersRequestCondition headers = this.headersCondition.combine(other.headersCondition);
ConsumesRequestCondition consumes = this.consumesCondition.combine(other.consumesCondition);
ProducesRequestCondition produces = this.producesCondition.combine(other.producesCondition);
CustomRequestCondition custom = this.customCondition.combine(other.customCondition);
return new RequestMappingInfo(
patterns, methods, params, headers, consumes, produces, custom.getCondition());
}
/** Returns the "custom" condition of this {@link RequestMappingInfo}; or {@code null} */
public RequestCondition<?> getCustomCondition() {
return customCondition.getCondition();
}