Struct identity_iota::credential::Presentation

source · [−]

pub struct Presentation<T = BTreeMap<String, Value, Global>, U = BTreeMap<String, Value, Global>> {
    pub context: OneOrMany<Context>,
    pub id: Option<Url>,
    pub types: OneOrMany<String>,
    pub verifiable_credential: OneOrMany<Credential<U>>,
    pub holder: Option<Url>,
    pub refresh_service: OneOrMany<RefreshService>,
    pub terms_of_use: OneOrMany<Policy>,
    pub properties: T,
    pub proof: Option<Proof>,
}

Expand description

Represents a bundle of one or more Credentials.

Fields

context: OneOrMany<Context>

The JSON-LD context(s) applicable to the Presentation.

id: Option<Url>

A unique URI that may be used to identify the Presentation.

types: OneOrMany<String>

One or more URIs defining the type of the Presentation.

verifiable_credential: OneOrMany<Credential<U>>

Credential(s) expressing the claims of the Presentation.

holder: Option<Url>

The entity that generated the Presentation.

refresh_service: OneOrMany<RefreshService>

Service(s) used to refresh an expired Credential in the Presentation.

terms_of_use: OneOrMany<Policy>

Terms-of-use specified by the Presentation holder.

properties: T

Miscellaneous properties.

proof: Option<Proof>

Proof(s) used to verify a Presentation

Implementations

impl<T, U> Presentation<T, U>

pub fn base_context() -> &'static Context

Returns the base JSON-LD context for Presentations.

pub const fn base_type() -> &'static str

Returns the base type for Presentations.

pub fn builder(properties: T) -> PresentationBuilder<T, U>

Creates a PresentationBuilder to configure a new Presentation.

This is the same as PresentationBuilder::new.

pub fn from_builder(
builder: PresentationBuilder<T, U>
) -> Result<Presentation<T, U>, Error>

Returns a new Presentation based on the PresentationBuilder configuration.

pub fn check_structure(&self) -> Result<(), Error>

Validates the semantic structure of the Presentation.

pub fn proof(&self) -> Option<&Proof>

Returns a reference to the Presentation proof.

pub fn proof_mut(&mut self) -> Option<&mut Proof>

Returns a mutable reference to the Presentation proof.

Trait Implementations

impl<T, U> Clone for Presentation<T, U> where
T: Clone,
U: Clone,

fn clone(&self) -> Presentation<T, U>

Returns a copy of the value. Read more

1.0.0 · source

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

impl<T, U> Debug for Presentation<T, U> where
T: Debug,
U: Debug,

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more

impl<'de, T, U> Deserialize<'de> for Presentation<T, U> where
T: Deserialize<'de>,
U: Deserialize<'de>,

fn deserialize<D>(
deserializer: D
) -> Result<Presentation<T, U>, <D as Deserializer<'de>>::Error> where
__D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more

impl<T, U> Display for Presentation<T, U> where
T: Serialize,
U: Serialize,

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more

impl<T, U> GetSignature for Presentation<T, U>

fn signature(&self) -> Option<&Proof>

Returns a reference to the Proof object, if any.

impl<T, U> GetSignatureMut for Presentation<T, U>

fn signature_mut(&mut self) -> Option<&mut Proof>

Returns a mutable reference to the Proof object, if any.

impl<T, U> PartialEq<Presentation<T, U>> for Presentation<T, U> where
T: PartialEq<T>,
U: PartialEq<U>,

fn eq(&self, other: &Presentation<T, U>) -> bool

This method tests for self and other values to be equal, and is used by ==. Read more

fn ne(&self, other: &Presentation<T, U>) -> bool

This method tests for !=.

impl<T, U> Serialize for Presentation<T, U> where
T: Serialize,
U: Serialize,

fn serialize<S>(
    &self,
    serializer: S
) -> Result<<S as Serializer>::Ok, <S as Serializer>::Error> where
    S: Serializer,

Serialize this value into the given Serde serializer. Read more

impl<T, U> SetSignature for Presentation<T, U>

fn set_signature(&mut self, value: Proof)

Sets the Proof object of self.

impl<T> TryMethod for Presentation<T, BTreeMap<String, Value, Global>>

const TYPE: MethodUriType = MethodUriType::Absolute

Flag that determines whether absolute or rleative URI

fn method<D, U>(method: &VerificationMethod<D, U>) -> Option<String> where
D: DID,

Returns an absolute or relative method URI, if any, depending on the MethodUriType. Read more

fn try_method<D, U>(method: &VerificationMethod<D, U>) -> Result<String, Error> where
D: DID,

Returns String representation of absolute or relative method URI. Read more

impl<T, U> StructuralPartialEq for Presentation<T, U>

Auto Trait Implementations

impl<T, U> RefUnwindSafe for Presentation<T, U> where
T: RefUnwindSafe,
U: RefUnwindSafe,

impl<T, U> Send for Presentation<T, U> where
T: Send,
U: Send,

impl<T, U> Sync for Presentation<T, U> where
T: Sync,
U: Sync,

impl<T, U> Unpin for Presentation<T, U> where
T: Unpin,
U: Unpin,

impl<T, U> UnwindSafe for Presentation<T, U> where
T: UnwindSafe,
U: UnwindSafe,

Blanket Implementations

impl<T> Any for T where
T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T where
T: ?Sized,

const: unstable · source

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T where
T: ?Sized,

const: unstable · source

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> FmtJson for T where
T: ToJson,

fn fmt_json(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Format this as a JSON string or pretty-JSON string based on whether the # format flag was used. Read more

impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

impl<T> FromJson for T where
T: for<'de> Deserialize<'de>,

fn from_json(json: &impl AsRef<str>) -> Result<Self, Error>

Deserialize Self from a string of JSON text.

fn from_json_slice(json: &impl AsRef<[u8]>) -> Result<Self, Error>

Deserialize Self from bytes of JSON text.

fn from_json_value(json: Value) -> Result<Self, Error>

Deserialize Self from a [serde_json::Value].

impl<T> Instrument for T

fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

impl<T, U> Into<U> for T where
U: From<T>,

const: unstable · source

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T> Same<T> for T

type Output = T

Should always be Self

impl<T> ToJson for T where
T: Serialize,

fn to_json(&self) -> Result<String, Error>

Serialize self as a string of JSON.

fn to_json_vec(&self) -> Result<Vec<u8, Global>, Error>

Serialize self as a JSON byte vector.

fn to_json_value(&self) -> Result<Value, Error>

Serialize self as a [serde_json::Value].

fn to_json_pretty(&self) -> Result<String, Error>

Serialize self as a pretty-printed string of JSON.

fn to_jcs(&self) -> Result<Vec<u8, Global>, Error>

Serialize self as a JSON byte vector, normalized using JSON Canonicalization Scheme (JCS). Read more

impl<T> ToOwned for T where
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T> ToString for T where
T: Display + ?Sized,

default fn to_string(&self) -> String

Converts the given value to a String. Read more

impl<T, U> TryFrom<U> for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

const: unstable · source

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.

impl<V, T> VZip<V> for T where
V: MultiLane<T>,

fn vzip(self) -> V

impl<T> WithSubscriber for T

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self> where
S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more

fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more

impl<T> DeserializeOwned for T where
T: for<'de> Deserialize<'de>,