[−][src]Struct juniper_iron::GraphQLHandler
Handler that executes GraphQL
queries in the given schema
The handler responds to GET requests and POST requests only. In GET
requests, the query should be supplied in the query
URL parameter, e.g.
http://localhost:3000/graphql?query={hero{name}}
.
POST requests support both queries and variables. POST a JSON document to
this endpoint containing the field "query"
and optionally "variables"
.
The variables should be a JSON object containing the variable to value
mapping.
Methods
impl<'a, CtxFactory, Query, Mutation, CtxT, S> GraphQLHandler<'a, CtxFactory, Query, Mutation, CtxT, S> where
S: ScalarValue + 'a,
&'b S: ScalarRefValue<'b>,
CtxFactory: Fn(&mut Request) -> IronResult<CtxT> + Send + Sync + 'static,
CtxT: 'static,
Query: GraphQLType<S, Context = CtxT, TypeInfo = ()> + Send + Sync + 'static,
Mutation: GraphQLType<S, Context = CtxT, TypeInfo = ()> + Send + Sync + 'static,
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S: ScalarValue + 'a,
&'b S: ScalarRefValue<'b>,
CtxFactory: Fn(&mut Request) -> IronResult<CtxT> + Send + Sync + 'static,
CtxT: 'static,
Query: GraphQLType<S, Context = CtxT, TypeInfo = ()> + Send + Sync + 'static,
Mutation: GraphQLType<S, Context = CtxT, TypeInfo = ()> + Send + Sync + 'static,
pub fn new(
context_factory: CtxFactory,
query: Query,
mutation: Mutation
) -> Self
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context_factory: CtxFactory,
query: Query,
mutation: Mutation
) -> Self
Build a new GraphQL handler
The context factory will receive the Iron request object and is expected to construct a context object for the given schema. This can be used to construct e.g. database connections or similar data that the schema needs to execute the query.
Trait Implementations
impl<'a, CtxFactory, Query, Mutation, CtxT, S> Handler for GraphQLHandler<'a, CtxFactory, Query, Mutation, CtxT, S> where
S: ScalarValue + Sync + Send + 'static,
&'b S: ScalarRefValue<'b>,
CtxFactory: Fn(&mut Request) -> IronResult<CtxT> + Send + Sync + 'static,
CtxT: 'static,
Query: GraphQLType<S, Context = CtxT, TypeInfo = ()> + Send + Sync + 'static,
Mutation: GraphQLType<S, Context = CtxT, TypeInfo = ()> + Send + Sync + 'static,
'a: 'static,
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S: ScalarValue + Sync + Send + 'static,
&'b S: ScalarRefValue<'b>,
CtxFactory: Fn(&mut Request) -> IronResult<CtxT> + Send + Sync + 'static,
CtxT: 'static,
Query: GraphQLType<S, Context = CtxT, TypeInfo = ()> + Send + Sync + 'static,
Mutation: GraphQLType<S, Context = CtxT, TypeInfo = ()> + Send + Sync + 'static,
'a: 'static,
fn handle(&self, req: &mut Request) -> IronResult<Response>
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Auto Trait Implementations
impl<'a, CtxFactory, Query, Mutation, CtxT, S> Send for GraphQLHandler<'a, CtxFactory, Query, Mutation, CtxT, S> where
S: Send,
<Mutation as GraphQLType<S>>::TypeInfo: Send,
<Query as GraphQLType<S>>::TypeInfo: Send,
S: Send,
<Mutation as GraphQLType<S>>::TypeInfo: Send,
<Query as GraphQLType<S>>::TypeInfo: Send,
impl<'a, CtxFactory, Query, Mutation, CtxT, S> Sync for GraphQLHandler<'a, CtxFactory, Query, Mutation, CtxT, S> where
S: Sync,
<Mutation as GraphQLType<S>>::TypeInfo: Sync,
<Query as GraphQLType<S>>::TypeInfo: Sync,
S: Sync,
<Mutation as GraphQLType<S>>::TypeInfo: Sync,
<Query as GraphQLType<S>>::TypeInfo: Sync,
Blanket Implementations
impl<T> From<T> for T
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impl<T, U> Into<U> for T where
U: From<T>,
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U: From<T>,
impl<T, U> TryFrom<U> for T where
U: Into<T>,
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U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
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U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
The type returned in the event of a conversion error.
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
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impl<T> BorrowMut<T> for T where
T: ?Sized,
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T: ?Sized,
fn borrow_mut(&mut self) -> &mut T
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impl<T> Borrow<T> for T where
T: ?Sized,
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T: ?Sized,
impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,
impl<F> Handler for F where
F: Send + Sync + 'static + Fn(&mut Request) -> Result<Response, IronError>,
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F: Send + Sync + 'static + Fn(&mut Request) -> Result<Response, IronError>,
impl<T> Typeable for T where
T: Any,
T: Any,
impl<T> UnsafeAny for T where
T: Any,
T: Any,