org.jeasy.rules.core

Class DefaultRulesEngine

java.lang.Object

org.jeasy.rules.core.DefaultRulesEngine

All Implemented Interfaces:

RulesEngine

public final class DefaultRulesEngine
extends Object
implements RulesEngine

Default RulesEngine implementation. This implementation handles a set of rules with unique name. Rules are fired according to their natural order which is priority by default.

Author:

Mahmoud Ben Hassine (mahmoud.benhassine@icloud.com)

Constructor Summary

Constructors

Constructor and Description
DefaultRulesEngine()

Method Summary

Modifier and Type	Method and Description
Map<Rule,Boolean>	check(Rules rules, Facts facts) Check rules without firing them.
void	fire(Rules rules, Facts facts) Fire all registered rules on given facts.
RulesEngineParameters	getParameters() Return the rules engine parameters.
List<RuleListener>	getRuleListeners() Return the list of registered rule listeners.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DefaultRulesEngine

public DefaultRulesEngine()

Method Detail

getParameters

public RulesEngineParameters getParameters()

Description copied from interface: RulesEngine

Return the rules engine parameters.

Specified by:

getParameters in interface RulesEngine

Returns:

The rules engine parameters

getRuleListeners

public List<RuleListener> getRuleListeners()

Description copied from interface: RulesEngine

Return the list of registered rule listeners.

Specified by:

getRuleListeners in interface RulesEngine

Returns:

the list of registered rule listeners

fire

public void fire(Rules rules,
                 Facts facts)

Description copied from interface: RulesEngine

Fire all registered rules on given facts.

Specified by:

fire in interface RulesEngine

check

public Map<Rule,Boolean> check(Rules rules,
                               Facts facts)

Description copied from interface: RulesEngine

Check rules without firing them.

Specified by:

check in interface RulesEngine

Returns:

a map with the result of evaluation of each rule