engine/org.smartregister.fhircore.engine.rulesengine/RulesFactory

RulesFactory

class RulesFactory @Inject constructor(val context: Context, val configurationRegistry: ConfigurationRegistry, val fhirPathDataExtractor: FhirPathDataExtractor, val dispatcherProvider: DispatcherProvider, val locationService: LocationService, val fhirContext: FhirContext, val defaultRepository: DefaultRepository) : RulesListener

Constructors

RulesFactory

@Inject

constructor(context: Context, configurationRegistry: ConfigurationRegistry, fhirPathDataExtractor: FhirPathDataExtractor, dispatcherProvider: DispatcherProvider, locationService: LocationService, fhirContext: FhirContext, defaultRepository: DefaultRepository)

Types

Companion

object Companion

RulesEngineService

inner class RulesEngineService

Provide access to utility functions accessible to the users defining rules in JSON format.

Properties

configurationRegistry

val configurationRegistry: ConfigurationRegistry

context

val context: Context

defaultRepository

val defaultRepository: DefaultRepository

dispatcherProvider

val dispatcherProvider: DispatcherProvider

fhirContext

val fhirContext: FhirContext

fhirPathDataExtractor

val fhirPathDataExtractor: FhirPathDataExtractor

locationService

val locationService: LocationService

rulesEngineService

val rulesEngineService: RulesFactory.RulesEngineService

Functions

addToFacts

fun Map<String, List<*>>.addToFacts(facts: Facts)

afterEvaluate

open override fun afterEvaluate(rule: Rule, facts: Facts, evaluationResult: Boolean)

beforeEvaluate

open override fun beforeEvaluate(rule: Rule, facts: Facts): Boolean

beforeExecute

open fun beforeExecute(p0: Rule, p1: Facts)

fireRules

fun fireRules(rules: Rules, repositoryResourceData: RepositoryResourceData?, params: Map<String, String>): Map<String, Any>

This function executes the actions defined in the Rule s generated from the provided list of RuleConfig against the Facts populated by the provided FHIR Resource s available in the RepositoryResourceData.resource, RepositoryResourceData.relatedResourcesMap and RepositoryResourceData.relatedResourcesCountMap. All related resources of same type are flattened in a map for ease of usage in the rule engine.

generateRules

fun generateRules(ruleConfigs: List<RuleConfig>): Rules

log

fun log(exception: Exception, message: String? = null)

onEvaluationError

open override fun onEvaluationError(rule: Rule, facts: Facts, exception: Exception)

onFailure

open override fun onFailure(rule: Rule, facts: Facts, exception: Exception)

onSuccess

open override fun onSuccess(rule: Rule, facts: Facts)