ClearRules clear all the previous rules.

ClearRulesOfResource clears resource level rules in circuitBreaker module.

ClearStateChangeListeners clears the all StateChangeListener Note: this function is not thread-safe.

GetRules returns all the rules based on copy.

GetRulesOfResource returns specific resource's rules based on copy.

LoadRules replaces old rules with the given circuit breaking rules.

LoadRulesOfResource loads the given resource's circuitBreaker rules to the rule manager, while all previous resource's rules will be replaced.

RegisterStateChangeListeners registers the global state change listener for all circuit breakers Note: this function is not thread-safe.

SetCircuitBreakerGenerator sets the circuit breaker generator for the given strategy.

ErrorCount strategy changes the circuit breaker state based on error amount.

ErrorRatio strategy changes the circuit breaker state based on error request ratio.

SlowRequestRatio strategy changes the circuit breaker state based on slow request ratio.

MetricStatSlot records metrics for circuit breaker on invocation completed.

Rule encompasses the fields of circuit breaking rule.

CircuitBreaker is the basic interface of circuit breaker.

StateChangeListener listens on the circuit breaker state change event.

Circuit Breaker State Machine: switch to open based on rule +-----------------------------------------------------------------------+ | | | v +----------------+ +----------------+ Probe +----------------+ | | | |<----------------| | | | Probe succeed | | | | | Closed |<------------------| HalfOpen | | Open | | | | | Probe failed | | | | | +---------------->| | +----------------+ +----------------+ +----------------+.

Strategy represents the strategy of circuit breaker.