Struct ColumnEncryptionPolicy 

pub struct ColumnEncryptionPolicy { /* private fields */ }

列级加密策略

存储列级加密配置，键为 table.column。

Implementations

impl ColumnEncryptionPolicy

pub fn new() -> ColumnEncryptionPolicy

创建空策略

pub fn from_configs(configs: Vec<ColumnCryptoConfig>) -> ColumnEncryptionPolicy

从配置列表创建

pub fn add_column(&mut self, config: ColumnCryptoConfig) -> Result<(), String>

添加列策略

校验 table 和 column 非空。

pub fn find(&self, table: &str, column: &str) -> Option<&ColumnCryptoConfig>

查找列策略

pub fn remove( &mut self, table: &str, column: &str, ) -> Option<ColumnCryptoConfig>

移除列策略

pub fn len(&self) -> usize

策略数量

pub fn is_empty(&self) -> bool

是否为空

pub fn is_encrypted(&self, table: &str, column: &str) -> bool

列是否需要加密

pub fn reload(&mut self, configs: Vec<ColumnCryptoConfig>)

热更新：替换全部策略

pub fn all_configs(&self) -> Vec<&ColumnCryptoConfig>

获取所有配置

Trait Implementations

impl Default for ColumnEncryptionPolicy

fn default() -> ColumnEncryptionPolicy

Returns the “default value” for a type.