Java KnowledgeBase.newStatefulKnowledgeSession方法代码示例

import org.drools.KnowledgeBase; //导入方法依赖的package包/类
public static void main(String[] args) {
	
	try {
		// load up the knowledge base
		KnowledgeBase kbase = readKnowledgeBase();
		StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();
		KnowledgeRuntimeLogger logger = KnowledgeRuntimeLoggerFactory.newFileLogger(ksession, "test");
		// go !
		PI pi = new PI();
		pi.setIterStrategy(PI.IterStrategySetting.ballardMethod.getStrategy());
		ksession.insert(pi);
		ksession.fireAllRules();	
		System.out.println("PI: " + pi.getPi());
		logger.close();
	} catch (Throwable t) {
		t.printStackTrace();
	}			
	
}
 

import org.drools.KnowledgeBase; //导入方法依赖的package包/类
public static void main(String[] args) {
	
	try {
		// load up the knowledge base
		KnowledgeBase kbase = readKnowledgeBase();
		StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();
		KnowledgeRuntimeLogger logger = KnowledgeRuntimeLoggerFactory.newFileLogger(ksession, "test");
		// go !
		Employ emp = new Employ();
		emp.setEduInfo("master");
		emp.setResume("tech");
		emp.setAnnualExam("good");
		emp.setAwardPunish("award");
		ksession.insert(emp);
		ksession.startProcess("myrules.salary");
		ksession.fireAllRules();	
		System.out.println("Basic Salary: " + emp.getBasicSalary());
		System.out.println("Duty Salary: " + emp.getDutySalary());
		System.out.println("Bonus      : " + emp.getBonus());
		System.out.println("rate       : " + emp.getPercent());
		System.out.printf("Total Salary: %.0f" , emp.getTotalSalary());
		logger.close();
	} catch (Throwable t) {
		t.printStackTrace();
	}			
	
}
 

import org.drools.KnowledgeBase; //导入方法依赖的package包/类
public static final void main(String[] args) {
	try {
		// load up the knowledge base
		KnowledgeBase kbase = readKnowledgeBase();
		StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();
		KnowledgeRuntimeLogger logger = KnowledgeRuntimeLoggerFactory.newFileLogger(ksession, "test");
		// go !
		Message message = new Message();
		message.setMessage("Hello World");
		message.setStatus(Message.HELLO);
		ksession.insert(message);
		ksession.fireAllRules();
		logger.close();
	} catch (Throwable t) {
		t.printStackTrace();
	}
}
 

import org.drools.KnowledgeBase; //导入方法依赖的package包/类
@Override
public boolean executeViewRule(ServiceContext context, Long ruleId, BaseObject<?> baseObject) {
	EntityRuleDO rule = entityRuleDAO.getById(ruleId);

	if (rule != null) {
		KnowledgeBase knowlegeBase = getKnowlegeBase(Lists.newArrayList(rule));
		StatefulKnowledgeSession session = knowlegeBase.newStatefulKnowledgeSession();
		for (Permission permission : userService.findAvailablePermissions(context)) {
			session.insert(permission);
		}
		List<ValidationError> errorList = Lists.newArrayList();

		session.setGlobal("errorList", errorList);
		session.insert(baseObject);
		session.fireAllRules();
		session.dispose();
		return errorList.isEmpty();
	}

	return true;
}
 

import org.drools.KnowledgeBase; //导入方法依赖的package包/类
public AbstractDroolsEngine(KnowledgeBuilder kbuilder, Object[] globals,
		Environment env, KnowledgeBaseConfiguration config,
		SessionConfiguration sessionConf, String changesetPath,
		Boolean hasKnowledgeAgent) {

	KnowledgeBase kbase = createKBase(kbuilder, config);

	if (hasKnowledgeAgent) {
		createKnowledgeAgent(kbase, "MyKAgent");
		wm = (ReteooStatefulSession) ((KnowledgeBaseImpl) kagent
				.getKnowledgeBase()).ruleBase.newStatefulSession(
				(SessionConfiguration) sessionConf, env);
		ksession = new StatefulKnowledgeSessionImpl(wm, kagent
				.getKnowledgeBase());
	} else {
		ksession = kbase.newStatefulKnowledgeSession(sessionConf, env);
	}

	for (Object global : globals) {
		ksession.setGlobal(global.getClass().getSimpleName(), global);
	}
}
 

import org.drools.KnowledgeBase; //导入方法依赖的package包/类
public static StatefulKnowledgeSession getStatefulKnowledgeSession(String path) {
	KnowledgeBase kbase;
	StatefulKnowledgeSession ksession;
	KnowledgeRuntimeLogger logger;
	try {
		kbase    = readKnowledgeBase(path);
    	ksession = kbase.newStatefulKnowledgeSession();
    	logger   = KnowledgeRuntimeLoggerFactory.newFileLogger(ksession, "test");
    	logger.close();
    	if(ksession != null) {
    		return ksession;
    	} else { return null; }        	
	} catch(Throwable t) {
		System.out.println("X:\tErr in DroolsTools: cannot read knowlegde base\n\t"+t.getMessage());
		//t.printStackTrace();
		return null;
	}
}
 

import org.drools.KnowledgeBase; //导入方法依赖的package包/类
public void crearSesionConConfiguracionStandard(KnowledgeBuilder kbuilder){
     KnowledgeBaseConfiguration kbaseconfiguration = KnowledgeBaseFactory.newKnowledgeBaseConfiguration();
//          kbaseconfiguration.setProperty(AssertBehaviorOption.PROPERTY_NAME, "equality");
          
          System.out.println("\n\n\n\n");
          System.out.println("\nLISTADO DE LAS PROPIEDADES UTILIZADAS PARA LA CONFIGURACION DEL MOTOR DEL AGENTE " + this.agent.getIdentAgente() + "......\n");
          System.out.println("----------------------------------------------------------------");
          
          System.out.println("AssertBehaviorOption->" + kbaseconfiguration.getProperty(org.drools.conf.AssertBehaviorOption.PROPERTY_NAME));              
          System.out.println("EventProcessingOption->" + kbaseconfiguration.getProperty(org.drools.conf.EventProcessingOption.PROPERTY_NAME));              
          System.out.println("IndexLeftBetaMemoryOption->" + kbaseconfiguration.getProperty(org.drools.conf.IndexLeftBetaMemoryOption.PROPERTY_NAME));
          System.out.println("IndexRightBetaMemoryOption->" + kbaseconfiguration.getProperty(org.drools.conf.IndexRightBetaMemoryOption.PROPERTY_NAME));
          System.out.println("LogicalOverrideOption->" + kbaseconfiguration.getProperty(org.drools.conf.LogicalOverrideOption.PROPERTY_NAME));              
          System.out.println("MaintainTMSOption->" + kbaseconfiguration.getProperty(org.drools.conf.MaintainTMSOption.PROPERTY_NAME));              
          System.out.println("MBeansOption->" + kbaseconfiguration.getProperty(org.drools.conf.MBeansOption.PROPERTY_NAME));              
          System.out.println("MultithreadEvaluationOption->" + kbaseconfiguration.getProperty(org.drools.conf.MultithreadEvaluationOption.PROPERTY_NAME));              
          System.out.println("RemoveIdentitiesOption->" + kbaseconfiguration.getProperty(org.drools.conf.RemoveIdentitiesOption.PROPERTY_NAME));
          System.out.println("SequentialAgendaOption->" + kbaseconfiguration.getProperty(org.drools.conf.SequentialAgendaOption.PROPERTY_NAME));
          System.out.println("SequentialOption->" + kbaseconfiguration.getProperty(org.drools.conf.SequentialOption.PROPERTY_NAME));
          System.out.println("ShareAlphaNodesOption->" + kbaseconfiguration.getProperty(org.drools.conf.ShareAlphaNodesOption.PROPERTY_NAME));
          System.out.println("ShareBetaNodesOption->" + kbaseconfiguration.getProperty(org.drools.conf.ShareBetaNodesOption.PROPERTY_NAME));
          System.out.println("----------------------------------------------------------------\n\n\n\n");                                                            
          KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase(kbaseconfiguration);
          kbase.addKnowledgePackages( kbuilder.getKnowledgePackages() );
          if(kSesion != null)kSesion.dispose();
          kSesion = kbase.newStatefulKnowledgeSession();
          entrypoint = kSesion.getWorkingMemoryEntryPoint("DEFAULT");
}
 

import org.drools.KnowledgeBase; //导入方法依赖的package包/类
public static void main(String[] args) {
	
	try {
		// load up the knowledge base
		KnowledgeBase kbase = readKnowledgeBase();
		StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();
		KnowledgeRuntimeLogger logger = KnowledgeRuntimeLoggerFactory.newFileLogger(ksession, "test");
		// go !
		Employ emp = new Employ();
		emp.setEduInfo("master");
		emp.setResume("tech");
		emp.setAnnualExam("good");
		emp.setAwardPunish("award");
		ksession.insert(emp);
		ksession.startProcess("ruleflow.salary");
		ksession.fireAllRules();	
		System.out.println("Basic Salary: " + emp.getBasicSalary());
		System.out.println("Duty Salary: " + emp.getDutySalary());
		System.out.println("Bonus      : " + emp.getBonus());
		System.out.println("rate       : " + emp.getPercent());
		System.out.printf("Total Salary: %.0f" , emp.getTotalSalary());
		logger.close();
	} catch (Throwable t) {
		t.printStackTrace();
	}			
	
}
 

import org.drools.KnowledgeBase; //导入方法依赖的package包/类
/**
 * Creates the stateful knowledge session.
 *
 * @return the stateful knowledge session
 */
StatefulKnowledgeSession createStatefulKnowledgeSession() {
    StatefulKnowledgeSession session = null;
    try {
        final KnowledgeBuilder kbuilder = KnowledgeBuilderFactory
                .newKnowledgeBuilder();

        final String casRules = guvnorService
                .getVersionedRulesFromPackage();

        kbuilder.add(
                ResourceFactory.newByteArrayResource(casRules.getBytes()),
                ResourceType.DRL);

        final KnowledgeBuilderErrors errors = kbuilder.getErrors();
        if (errors.size() > 0) {
            for (final KnowledgeBuilderError error : errors) {
                logger.error(error.toString());
            }
        }

        final KnowledgeBase knowledgeBase = KnowledgeBaseFactory
                .newKnowledgeBase();
        knowledgeBase.addKnowledgePackages(kbuilder.getKnowledgePackages());

        session = knowledgeBase.newStatefulKnowledgeSession();
        session.setGlobal("ruleExecutionContainer",
                new RuleExecutionContainer());
    } catch (final Exception e) {
        logger.error(e.toString(), e);
    }
    return session;
}
 

import org.drools.KnowledgeBase; //导入方法依赖的package包/类
@Override
public void execute(DelegateExecution execution) {
    ProcessDefinition processDefinition = ProcessDefinitionUtil.getProcessDefinition(execution.getProcessDefinitionId());
    String deploymentId = processDefinition.getDeploymentId();

    KnowledgeBase knowledgeBase = RulesHelper.findKnowledgeBaseByDeploymentId(deploymentId);
    StatefulKnowledgeSession ksession = knowledgeBase.newStatefulKnowledgeSession();

    if (variablesInputExpressions != null) {
        Iterator<Expression> itVariable = variablesInputExpressions.iterator();
        while (itVariable.hasNext()) {
            Expression variable = itVariable.next();
            ksession.insert(variable.getValue(execution));
        }
    }

    if (!rulesExpressions.isEmpty()) {
        RulesAgendaFilter filter = new RulesAgendaFilter();
        Iterator<Expression> itRuleNames = rulesExpressions.iterator();
        while (itRuleNames.hasNext()) {
            Expression ruleName = itRuleNames.next();
            filter.addSuffic(ruleName.getValue(execution).toString());
        }
        filter.setAccept(!exclude);
        ksession.fireAllRules(filter);

    } else {
        ksession.fireAllRules();
    }

    Collection<Object> ruleOutputObjects = ksession.getObjects();
    if (ruleOutputObjects != null && !ruleOutputObjects.isEmpty()) {
        Collection<Object> outputVariables = new ArrayList<>();
        outputVariables.addAll(ruleOutputObjects);
        execution.setVariable(resultVariable, outputVariables);
    }
    ksession.dispose();
    leave(execution);
}
 

import org.drools.KnowledgeBase; //导入方法依赖的package包/类
@Override
public void execute(DelegateExecution execution) {
    ActivityExecution activityExecution = (ActivityExecution) execution;
    PvmProcessDefinition processDefinition = activityExecution.getActivity().getProcessDefinition();
    String deploymentId = processDefinition.getDeploymentId();

    KnowledgeBase knowledgeBase = RulesHelper.findKnowledgeBaseByDeploymentId(deploymentId);
    StatefulKnowledgeSession ksession = knowledgeBase.newStatefulKnowledgeSession();

    if (variablesInputExpressions != null) {
        Iterator<Expression> itVariable = variablesInputExpressions.iterator();
        while (itVariable.hasNext()) {
            Expression variable = itVariable.next();
            ksession.insert(variable.getValue(execution));
        }
    }

    if (!rulesExpressions.isEmpty()) {
        RulesAgendaFilter filter = new RulesAgendaFilter();
        Iterator<Expression> itRuleNames = rulesExpressions.iterator();
        while (itRuleNames.hasNext()) {
            Expression ruleName = itRuleNames.next();
            filter.addSuffic(ruleName.getValue(execution).toString());
        }
        filter.setAccept(!exclude);
        ksession.fireAllRules(filter);

    } else {
        ksession.fireAllRules();
    }

    Collection<Object> ruleOutputObjects = ksession.getObjects();
    if (ruleOutputObjects != null && !ruleOutputObjects.isEmpty()) {
        Collection<Object> outputVariables = new ArrayList<>();
        outputVariables.addAll(ruleOutputObjects);
        execution.setVariable(resultVariable, outputVariables);
    }
    ksession.dispose();
    leave(activityExecution);
}
 

import org.drools.KnowledgeBase; //导入方法依赖的package包/类
public static final void main(String[] args) {
    try {
        // load up the knowledge base
        KnowledgeBase kbase = readKnowledgeBase();
        StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();
        KnowledgeRuntimeLogger logger = KnowledgeRuntimeLoggerFactory.newFileLogger(ksession, "test");
        // go !
        ksession.fireAllRules();
        logger.close();
    } catch (Throwable t) {
        t.printStackTrace();
    }
}
 

import org.drools.KnowledgeBase; //导入方法依赖的package包/类
public void execute(ActivityExecution execution) throws Exception {
  PvmProcessDefinition processDefinition = execution.getActivity().getProcessDefinition();
  String deploymentId = processDefinition.getDeploymentId();
  
  KnowledgeBase knowledgeBase = RulesHelper.findKnowledgeBaseByDeploymentId(deploymentId); 
  StatefulKnowledgeSession ksession = knowledgeBase.newStatefulKnowledgeSession();
  
  if (variablesInputExpressions != null) {
    Iterator<Expression> itVariable = variablesInputExpressions.iterator();
    while (itVariable.hasNext()) {
      Expression variable = itVariable.next();
      ksession.insert(variable.getValue(execution));
    }
  }
  
  if (rulesExpressions.size() > 0) {
    RulesAgendaFilter filter = new RulesAgendaFilter();
    Iterator<Expression> itRuleNames = rulesExpressions.iterator();
    while (itRuleNames.hasNext()) {
      Expression ruleName = itRuleNames.next();
      filter.addSuffic(ruleName.getValue(execution).toString());
    }
    filter.setAccept(!exclude);
    ksession.fireAllRules(filter);
    
  } else {
    ksession.fireAllRules();
  }
  
  Collection<Object> ruleOutputObjects = ksession.getObjects();
  if (ruleOutputObjects != null && ruleOutputObjects.size() > 0) {
    Collection<Object> outputVariables = new ArrayList<Object>();
    for (Object object : ruleOutputObjects) {
      outputVariables.add(object);
    }
    execution.setVariable(resultVariable, outputVariables);
  }
  ksession.dispose();
  leave(execution);
}
 

import org.drools.KnowledgeBase; //导入方法依赖的package包/类
public final void buildKnowledgeSession() {
	if (ksession == null) {
		LOG.debug("Building Drools Knowledge Session");
		// initialise the rules
        final KnowledgeBuilder kbuilder = KnowledgeBuilderFactory
                .newKnowledgeBuilder();

        // pickup the rules file from the classpath
        // this will parse and compile in one step
        LOG.info("Loading rules file " + rulesFileName);
        kbuilder.add( ResourceFactory.newClassPathResource( rulesFileName, QaRecommendationServiceImpl.class ),
                      ResourceType.DRL );

        // Check the builder for errors
        if ( kbuilder.hasErrors() ) {
        	LOG.error(kbuilder.getErrors().toString());
            throw new RuntimeException( "Unable to compile \"" + rulesFileName + "\"." );
        }

        // add the packages to a knowledgebase (deploy the knowledge packages).
        final KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();      
		kbase.addKnowledgePackages( kbuilder.getKnowledgePackages() );
		
		// set the knowledge session
		ksession = kbase.newStatefulKnowledgeSession();
		
		// set the configured message formats and advice
		ksession.setGlobal("globals", globals);
	}
	
}
 

import org.drools.KnowledgeBase; //导入方法依赖的package包/类
/**
 * Creates the stateful knowledge session.
 * 
 * @return the stateful knowledge session
 */
private StatefulKnowledgeSession createStatefulKnowledgeSession() {
	StatefulKnowledgeSession session = null;
	try {
		KnowledgeBuilder kbuilder = KnowledgeBuilderFactory
				.newKnowledgeBuilder();

		String casRules = guvnorService.getVersionedRulesFromPackage();

		kbuilder.add(
				ResourceFactory.newByteArrayResource(casRules.getBytes()),
				ResourceType.DRL);

		KnowledgeBuilderErrors errors = kbuilder.getErrors();
		if (errors.size() > 0) {
			for (KnowledgeBuilderError error : errors) {
				LOGGER.error(error.toString());
			}
		}

		KnowledgeBase knowledgeBase = KnowledgeBaseFactory
				.newKnowledgeBase();
		knowledgeBase.addKnowledgePackages(kbuilder.getKnowledgePackages());

		session = knowledgeBase.newStatefulKnowledgeSession();
		session.setGlobal("ruleExecutionContainer",
				new RuleExecutionContainer());
	} catch (Exception e) {
		LOGGER.error(e.toString(), e);
	}
	return session;
}