是否有一個更全面的快速啓動drools 5.我試圖運行簡單的Hello World .drl規則,但我想通過一個螞蟻腳本,可能與剛剛的javac/java的:非常基本的運行drools 5,基本設置和快速啓動
我收到以下錯誤:請注意:我不感到沒有Eclipse或任何其他IDE完全運行:
是否有一個更全面的快速啓動Drools的5.我正在試圖運行簡單的Hello World .drl規則,但是我想通過一個ant腳本來完成,可能只需要javac/java:
我得到了foll由於錯誤:請注意:我不感到沒有Eclipse或任何其他IDE完全運行:
test:
[java] Exception in thread "main" org.drools.RuntimeDroolsException: Unable to load d
ialect 'org.drools.rule.builder.dialect.java.JavaDialectConfiguration:java:org.drools.rule
.builder.dialect.java.JavaDialectConfiguration'
[java] at org.drools.compiler.PackageBuilderConfiguration.addDialect(PackageBuild
erConfiguration.java:274)
[java] at org.drools.compiler.PackageBuilderConfiguration.buildDialectConfigurati
onMap(PackageBuilderConfiguration.java:259)
[java] at org.drools.compiler.PackageBuilderConfiguration.init(PackageBuilderConf
iguration.java:176)
[java] at org.drools.compiler.PackageBuilderConfiguration.<init>(PackageBuilderCo
nfiguration.java:153)
[java] at org.drools.compiler.PackageBuilder.<init>(PackageBuilder.java:242)
[java] at org.drools.compiler.PackageBuilder.<init>(PackageBuilder.java:142)
[java] at org.drools.builder.impl.KnowledgeBuilderProviderImpl.newKnowledgeBuilde
r(KnowledgeBuilderProviderImpl.java:29)
[java] at org.drools.builder.KnowledgeBuilderFactory.newKnowledgeBuilder(Knowledg
eBuilderFactory.java:29)
[java] at org.berlin.rpg.rules.Rules.rules(Rules.java:33)
[java] at org.berlin.rpg.rules.Rules.main(Rules.java:73)
[java] Caused by: java.lang.RuntimeException: The Eclipse JDT Core jar is not in the
classpath
[java] at org.drools.rule.builder.dialect.java.JavaDialectConfiguration.setCompil
er(JavaDialectConfiguration.java:94)
[java] at org.drools.rule.builder.dialect.java.JavaDialectConfiguration.init(Java
DialectConfiguration.java:55)
[java] at org.drools.compiler.PackageBuilderConfiguration.addDialect(PackageBuild
erConfiguration.java:270)
[java] ... 9 more
[java] Java Result: 1
...
...
我包括我的javac和java目標以下庫:
<path id="classpath">
<pathelement location="${lib.dir}" />
<pathelement location="${lib.dir}/drools-api-5.0.1.jar" />
<pathelement location="${lib.dir}/drools-compiler-5.0.1.jar" />
<pathelement location="${lib.dir}/drools-core-5.0.1.jar" />
<pathelement location="${lib.dir}/janino-2.5.15.jar" />
</path>
這裏是Java拋出錯誤的代碼。我註釋掉了java.compiler代碼,那也沒用。
公共無效規則(){
/*
final Properties properties = new Properties();
properties.setProperty("drools.dialect.java.compiler", "JANINO");
PackageBuilderConfiguration cfg = new PackageBuilderConfiguration(properties);
JavaDialectConfiguration javaConf = (JavaDialectConfiguration)
cfg.getDialectConfiguration("java");
*/
final KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
// this will parse and compile in one step
kbuilder.add(ResourceFactory.newClassPathResource("HelloWorld.drl", Rules.class), ResourceType.DRL);
// Check the builder for errors
if (kbuilder.hasErrors()) {
System.out.println(kbuilder.getErrors().toString());
throw new RuntimeException("Unable to compile \"HelloWorld.drl\".");
}
// Get the compiled packages (which are serializable)
final Collection<KnowledgePackage> pkgs = kbuilder.getKnowledgePackages();
// Add the packages to a knowledgebase (deploy the knowledge packages).
final KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
kbase.addKnowledgePackages(pkgs);
final StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();
ksession.setGlobal("list", new ArrayList<Object>());
ksession.addEventListener(new DebugAgendaEventListener());
ksession.addEventListener(new DebugWorkingMemoryEventListener());
// Setup the audit logging
KnowledgeRuntimeLogger logger = KnowledgeRuntimeLoggerFactory.newFileLogger(ksession, "log/helloworld");
final Message message = new Message();
message.setMessage("Hello World");
message.setStatus(Message.HELLO);
ksession.insert(message);
ksession.fireAllRules();
logger.close();
ksession.dispose();
}
...
在這裏,我不認爲螞蟻是相關的,因爲我有叉設置爲true:
<target name="test" depends="compile">
<java classname="org.berlin.rpg.rules.Rules" fork="true">
<classpath refid="classpath.rt" />
<classpath>
<pathelement location="${basedir}" />
<pathelement location="${build.classes.dir}" />
</classpath>
</java>
</target>
錯誤發生在第1行。
基本上我沒有做任何事情,除了打電話
final KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
我在Windows XP,Java6和Ant.1.7中運行。 最近(截至昨天)Drools-Rules第5版。
你究竟是什麼意思,「我沒有完全沒有Eclipse或任何其他IDE *運行」,你是否使用IDE? – 2016-07-07 07:07:20