SignedUrlMiddleware class
用调用方提供的签名函数把每个网络 NiumaDataSource 的 URL 换成 签名后的 URL，原 headers 保留；非网络 source 不调 signer。
- Inheritance
-
- Object
- SourceMiddleware
- SignedUrlMiddleware
Constructors
-
SignedUrlMiddleware(Future<
String> _signer(String rawUrl)) -
创建 middleware；
_signer接收原始 URL，返回签名后的 URL。
Properties
- hashCode → int
-
The hash code for this object.
no setterinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
apply(
NiumaDataSource input) → Future< NiumaDataSource> -
非网络 source 原样返回；否则 URI 换签名 URL，headers 透传。
override
-
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