Struct fern_proxy_interfaces::SQLHandlerConfig
source · [−]pub struct SQLHandlerConfig {
pub cache: Value,
/* private fields */
}
Expand description
A prioritized configuration repository. It maintains a set of configuration sources, fetches values to populate those, and provides them according to the source’s priority.
Fields
cache: Value
Root of the cached configuration.
Implementations
sourceimpl Config
impl Config
sourcepub fn builder() -> ConfigBuilder<DefaultState>
pub fn builder() -> ConfigBuilder<DefaultState>
Creates new ConfigBuilder
instance
sourcepub fn merge<T>(&mut self, source: T) -> Result<&mut Config, ConfigError>where
T: 'static + Source + Send + Sync,
👎Deprecated since 0.12.0: please use ‘ConfigBuilder’ instead
pub fn merge<T>(&mut self, source: T) -> Result<&mut Config, ConfigError>where
T: 'static + Source + Send + Sync,
Merge in a configuration property source.
sourcepub fn with_merged<T>(self, source: T) -> Result<Config, ConfigError>where
T: 'static + Source + Send + Sync,
👎Deprecated since 0.12.0: please use ‘ConfigBuilder’ instead
pub fn with_merged<T>(self, source: T) -> Result<Config, ConfigError>where
T: 'static + Source + Send + Sync,
Merge in a configuration property source.
sourcepub fn refresh(&mut self) -> Result<&mut Config, ConfigError>
👎Deprecated since 0.12.0: please use ‘ConfigBuilder’ instead
pub fn refresh(&mut self) -> Result<&mut Config, ConfigError>
Refresh the configuration cache with fresh data from added sources.
Configuration is automatically refreshed after a mutation
operation (set
, merge
, set_default
, etc.).
sourcepub fn set_default<T>(
&mut self,
key: &str,
value: T
) -> Result<&mut Config, ConfigError>where
T: Into<Value>,
👎Deprecated since 0.12.0: please use ‘ConfigBuilder’ instead
pub fn set_default<T>(
&mut self,
key: &str,
value: T
) -> Result<&mut Config, ConfigError>where
T: Into<Value>,
Set a default value
at key
sourcepub fn set<T>(&mut self, key: &str, value: T) -> Result<&mut Config, ConfigError>where
T: Into<Value>,
👎Deprecated since 0.12.0: please use ‘ConfigBuilder’ instead
pub fn set<T>(&mut self, key: &str, value: T) -> Result<&mut Config, ConfigError>where
T: Into<Value>,
Set an overwrite
This function sets an overwrite value.
The overwrite value
is written to the key
location on every refresh()
Warning
Errors if config is frozen
pub fn set_once(&mut self, key: &str, value: Value) -> Result<(), ConfigError>
pub fn get<'de, T>(&self, key: &str) -> Result<T, ConfigError>where
T: Deserialize<'de>,
pub fn get_string(&self, key: &str) -> Result<String, ConfigError>
pub fn get_int(&self, key: &str) -> Result<i64, ConfigError>
pub fn get_float(&self, key: &str) -> Result<f64, ConfigError>
pub fn get_bool(&self, key: &str) -> Result<bool, ConfigError>
pub fn get_table(
&self,
key: &str
) -> Result<HashMap<String, Value, RandomState>, ConfigError>
pub fn get_array(&self, key: &str) -> Result<Vec<Value, Global>, ConfigError>
sourcepub fn try_deserialize<'de, T>(self) -> Result<T, ConfigError>where
T: Deserialize<'de>,
pub fn try_deserialize<'de, T>(self) -> Result<T, ConfigError>where
T: Deserialize<'de>,
Attempt to deserialize the entire configuration into the requested type.
sourcepub fn try_from<T>(from: &T) -> Result<Config, ConfigError>where
T: Serialize,
pub fn try_from<T>(from: &T) -> Result<Config, ConfigError>where
T: Serialize,
Attempt to serialize the entire configuration from the given type.
pub fn deserialize<'de, T>(self) -> Result<T, ConfigError>where
T: Deserialize<'de>,
Trait Implementations
sourceimpl<'de> Deserializer<'de> for Config
impl<'de> Deserializer<'de> for Config
type Error = ConfigError
type Error = ConfigError
sourcefn deserialize_any<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
fn deserialize_any<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
Deserializer
to figure out how to drive the visitor based
on what data type is in the input. Read moresourcefn deserialize_bool<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
fn deserialize_bool<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
Deserialize
type is expecting a bool
value.sourcefn deserialize_i8<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
fn deserialize_i8<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
Deserialize
type is expecting an i8
value.sourcefn deserialize_i16<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
fn deserialize_i16<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
Deserialize
type is expecting an i16
value.sourcefn deserialize_i32<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
fn deserialize_i32<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
Deserialize
type is expecting an i32
value.sourcefn deserialize_i64<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
fn deserialize_i64<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
Deserialize
type is expecting an i64
value.sourcefn deserialize_u8<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
fn deserialize_u8<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
Deserialize
type is expecting a u8
value.sourcefn deserialize_u16<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
fn deserialize_u16<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
Deserialize
type is expecting a u16
value.sourcefn deserialize_u32<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
fn deserialize_u32<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
Deserialize
type is expecting a u32
value.sourcefn deserialize_u64<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
fn deserialize_u64<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
Deserialize
type is expecting a u64
value.sourcefn deserialize_f32<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
fn deserialize_f32<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
Deserialize
type is expecting a f32
value.sourcefn deserialize_f64<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
fn deserialize_f64<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
Deserialize
type is expecting a f64
value.sourcefn deserialize_str<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
fn deserialize_str<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
Deserialize
type is expecting a string value and does
not benefit from taking ownership of buffered data owned by the
Deserializer
. Read moresourcefn deserialize_string<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
fn deserialize_string<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
Deserialize
type is expecting a string value and would
benefit from taking ownership of buffered data owned by the
Deserializer
. Read moresourcefn deserialize_option<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
fn deserialize_option<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
Deserialize
type is expecting an optional value. Read moresourcefn deserialize_enum<V>(
self,
name: &'static str,
variants: &'static [&'static str],
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
fn deserialize_enum<V>(
self,
name: &'static str,
variants: &'static [&'static str],
visitor: V
) -> Result<<V as Visitor<'de>>::Value, ConfigError>where
V: Visitor<'de>,
Deserialize
type is expecting an enum value with a
particular name and possible variants. Read moresourcefn deserialize_char<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_char<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
Deserialize
type is expecting a char
value.sourcefn deserialize_seq<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_seq<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
Deserialize
type is expecting a sequence of values.sourcefn deserialize_bytes<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_bytes<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
Deserialize
type is expecting a byte array and does not
benefit from taking ownership of buffered data owned by the
Deserializer
. Read moresourcefn deserialize_byte_buf<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_byte_buf<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
Deserialize
type is expecting a byte array and would
benefit from taking ownership of buffered data owned by the
Deserializer
. Read moresourcefn deserialize_map<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_map<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
Deserialize
type is expecting a map of key-value pairs.sourcefn deserialize_struct<V>(
self,
name: &'static str,
fields: &'static [&'static str],
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_struct<V>(
self,
name: &'static str,
fields: &'static [&'static str],
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
Deserialize
type is expecting a struct with a particular
name and fields. Read moresourcefn deserialize_unit<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_unit<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
Deserialize
type is expecting a unit value.sourcefn deserialize_newtype_struct<V>(
self,
name: &'static str,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_newtype_struct<V>(
self,
name: &'static str,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
Deserialize
type is expecting a newtype struct with a
particular name. Read moresourcefn deserialize_identifier<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_identifier<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
Deserialize
type is expecting the name of a struct
field or the discriminant of an enum variant. Read moresourcefn deserialize_ignored_any<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_ignored_any<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
Deserialize
type needs to deserialize a value whose type
doesn’t matter because it is ignored. Read moresourcefn deserialize_unit_struct<V>(
self,
name: &'static str,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_unit_struct<V>(
self,
name: &'static str,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
Deserialize
type is expecting a unit struct with a
particular name. Read moresourcefn deserialize_tuple_struct<V>(
self,
name: &'static str,
len: usize,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_tuple_struct<V>(
self,
name: &'static str,
len: usize,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
Deserialize
type is expecting a tuple struct with a
particular name and number of fields. Read moresourcefn deserialize_tuple<V>(
self,
len: usize,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_tuple<V>(
self,
len: usize,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, <Config as Deserializer<'de>>::Error>where
V: Visitor<'de>,
Deserialize
type is expecting a sequence of values and
knows how many values there are without looking at the serialized data. Read moresourcefn deserialize_i128<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, Self::Error>where
V: Visitor<'de>,
fn deserialize_i128<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, Self::Error>where
V: Visitor<'de>,
sourcefn deserialize_u128<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, Self::Error>where
V: Visitor<'de>,
fn deserialize_u128<V>(
self,
visitor: V
) -> Result<<V as Visitor<'de>>::Value, Self::Error>where
V: Visitor<'de>,
sourcefn is_human_readable(&self) -> bool
fn is_human_readable(&self) -> bool
Deserialize
implementations should expect to
deserialize their human-readable form. Read more