Method set_from_json

src/entity/active_model.rs:490–516

(&mut self, json: serde_json::Value)

    /// Note that this method will not alter the primary key values in ActiveModel.
    #[cfg(feature = "with-json")]
    fn set_from_json(&mut self, json: serde_json::Value) -> Result<(), DbErr>
    where
        <<Self as ActiveModelTrait>::Entity as EntityTrait>::Model: IntoActiveModel<Self>,
        for<'de> <<Self as ActiveModelTrait>::Entity as EntityTrait>::Model:
            serde::de::Deserialize<'de>,
    {
        use crate::Iterable;

        // Backup primary key values
        let primary_key_values: Vec<(<Self::Entity as EntityTrait>::Column, ActiveValue<Value>)> =
            <<Self::Entity as EntityTrait>::PrimaryKey>::iter()
                .map(|pk| (pk.into_column(), self.take(pk.into_column())))
                .collect();

        // Replace all values in ActiveModel
        *self = Self::from_json(json)?;

        // Restore primary key values
        for (col, active_value) in primary_key_values {
            match active_value {
                ActiveValue::Unchanged(v) | ActiveValue::Set(v) => self.set(col, v),
                NotSet => self.not_set(col),
            }
        }

        Ok(())
    }

    /// Create ActiveModel from a JSON value
    #[cfg(feature = "with-json")]