CachePolicy class
Instances of this type provide configuration for the 'Cache-Control' header.
Typically used by FileController. See FileController.addCachePolicy.
Constructors
- CachePolicy({bool preventIntermediateProxyCaching = false, bool preventCaching = false, bool requireConditionalRequest = false, Duration? expirationFromNow})
-
Creates a new cache policy.
const
Properties
- expirationFromNow → Duration?
-
Sets how long a resource is valid for.
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- headerValue → String
-
Constructs a header value configured from this instance.
no setter
- preventCaching → bool
-
Prevents any caching of a response by a proxy or client.
final
- preventIntermediateProxyCaching → bool
-
Prevents a response from being cached by an intermediate proxy.
final
- requireConditionalRequest → bool
-
Requires a client to send a conditional GET to use a cached response.
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited