Enum Pattern 

pub enum Pattern {
    Simple {
        name: String,
        predicate: String,
    },
    Sequence {
        patterns: Vec<Pattern>,
        max_distance: Option<Duration>,
    },
    And {
        patterns: Vec<Pattern>,
        time_window: Duration,
    },
    Or {
        patterns: Vec<Pattern>,
    },
    Not {
        positive: Box<Pattern>,
        negative: Box<Pattern>,
        time_window: Duration,
    },
    Repeat {
        pattern: Box<Pattern>,
        min_count: usize,
        max_count: Option<usize>,
        time_window: Duration,
    },
    Statistical {
        name: String,
        stat_type: StatisticalPatternType,
        threshold: f64,
        time_window: Duration,
    },
}

Pattern definition for complex event processing

Variants

Simple

Single event pattern with predicate

Fields

name: String

predicate: String

Sequence

Sequence pattern (A followed by B)

Fields

patterns: Vec<Pattern>

max_distance: Option<Duration>

And

Conjunction pattern (A and B occur together)

Fields

patterns: Vec<Pattern>

time_window: Duration

Or

Disjunction pattern (A or B occurs)

Fields

patterns: Vec<Pattern>

Not

Negation pattern (A occurs without B)

Fields

positive: Box<Pattern>

negative: Box<Pattern>

time_window: Duration

Repeat

Repetition pattern (A occurs N times)

Fields

pattern: Box<Pattern>

min_count: usize

max_count: Option<usize>

time_window: Duration

Statistical

Statistical pattern (correlation, frequency)

Fields

name: String

stat_type: StatisticalPatternType

threshold: f64

time_window: Duration

Trait Implementations

impl Clone for Pattern

fn clone(&self) -> Pattern

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Pattern

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for Pattern

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for Pattern

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.