初探Drools--java端使用

不念不忘少年蓝@ 2022-04-24 10:18 414阅读 0赞

### 初探Drools--java端使用 ###

*  前言
 *  pom文件
 *  初始化工具类
 *  调用

# 前言 #

本系列都是使用7.11版本

# pom文件 #

<dependency>
                <groupId>org.kie</groupId>
                <artifactId>kie-api</artifactId>
                <version>7.11.0.Final</version>
            </dependency>
            <dependency>
                <groupId>org.slf4j</groupId>
                <artifactId>slf4j-nop</artifactId>
                <version>1.7.6</version>
            </dependency>
            <dependency>
                <groupId>org.kie</groupId>
                <artifactId>kie-ci</artifactId>
                <version>7.11.0.Final</version>
            </dependency>
            
            <dependency>
                <groupId>com.myspace</groupId>
                <artifactId>ljlTest</artifactId>
                <version>1.0.0</version>
            </dependency>
            <dependency> 
    			<groupId>com.thoughtworks.xstream</groupId> 
    			<artifactId>xstream</artifactId> 
    			<version>1.4.10</version> 
    		</dependency>

# 初始化工具类 #

public class DroolsTest {
    
    	private static DroolsTest singleton = new DroolsTest();
    	
    	private KieContainer KieContainer;
    	
    	private KieBase kieBasek;
    	
    	public static Map<String, String> map = new HashMap<String, String>();
    	
    	public KieContainer getKieContainer() {
    		return KieContainer;
    	}
    
    	public void setKieContainer(KieContainer KieContainer) {
    		this.KieContainer = KieContainer;
    	}
    
    	public static DroolsTest getSingleton() {
    		return singleton;
    	}
    
    	public KieBase getKieBasek() {
    		return kieBasek;
    	}
    
    	private void setKieBasek(KieBase kieBasek) {
    		this.kieBasek = kieBasek;
    	}
    	
    	private DroolsTest(){
    		KieServices ks = KieServices.Factory.get();
    		ReleaseId releaseId = ks.newReleaseId( "com.myspace", "ljlTest", "1.0.0" );
    		KieContainer kContainer = ks.newKieContainer(releaseId);
    		KieBase kieBase = kContainer.getKieBase();
    		setKieBasek(kieBase);
    		setKieContainer(kContainer);
    		KieScanner kScanner = ks.newKieScanner( kContainer );
    		kScanner.start( 10000L );
    		
    	}
    }

# 调用 #

DroolsTest drools = DroolsTest.getSingleton();
    		KieSession kieSession = drools.getKieContainer().newKieSession();
    		Map ruleMap = new HashMap();
    		kieSession.setGlobal("RuleName", ruleMap);
    		kieSession.fireAllRules();
    		ruleMap = (Map) kieSession.getGlobal("RuleName");
    		kieSession.dispose();