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@Target(value=PARAMETER) @Retention(value=RUNTIME) @Documented public @interface RequestHeader
Annotation which indicates that a method parameter should be bound to a web request header. Supported for annotated handler methods in Servlet and Portlet environments.
RequestMapping,
RequestParam,
CookieValue,
AnnotationMethodHandlerAdapter,
AnnotationMethodHandlerAdapter| Optional Element Summary | |
|---|---|
String |
defaultValue
The default value to use as a fallback. |
boolean |
required
Whether the header is required. |
String |
value
The name of the request header to bind to. |
public abstract String value
public abstract boolean required
Default is Alternatively, provide a
true, leading to an exception thrown in case
of the header missing in the request. Switch this to false
if you prefer a null in case of the header missing.
defaultValue,
which implicitely sets this flag to false.
public abstract String defaultValue
required() to false.
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