private void createKnowledgeBase()

    {

        KnowledgeBaseConfiguration kBaseConfig = KnowledgeBaseFactory

                .newKnowledgeBaseConfiguration(null, context.getClassLoader());

        kBaseConfig.setOption(EventProcessingOption.STREAM);

       //kBaseConfig.setOption(MultithreadEvaluationOption.YES);

       //kBaseConfig.setOption(MaxThreadsOption.get(Runtime.getRuntime().availableProcessors() * 2));

        KnowledgeBase kBase = KnowledgeBaseFactory

                .newKnowledgeBase(kBaseConfig);

        KnowledgeBuilderConfiguration bconf = KnowledgeBuilderFactory

                .newKnowledgeBuilderConfiguration(null,

                        context.getClassLoader());

        bconf.setProperty("drools.dialect.java.compiler", "ECLIPSE");

        bconf.setProperty("drools.dialect.java.lngLevel", "1.6");

        DecisionTableConfiguration dtableconfiguration =

        KnowledgeBuilderFactory.newDecisionTableConfiguration();

        dtableconfiguration.setInputType( DecisionTableInputType.XLS );

        PackageBuilderConfiguration pconf = (PackageBuilderConfiguration) bconf;

        pconf.setClassLoaderCacheEnabled(true);

        MVELDialectConfiguration conf = (MVELDialectConfiguration)pconf.getDialectConfiguration("mvel");

        conf.setStrict(false);

        String compilerDumpDir = context.getCompilerDumpDir();

        if (compilerDumpDir != null && !compilerDumpDir.isEmpty())

        {

            pconf.setDumpDir(new File(compilerDumpDir));

        }

        KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder(kBase, bconf);

        kbuilder.add(ResourceFactory.newFileResource("/tmp/templatetest.xls"),

                      ResourceType.DTABLE,

                      dtableconfiguration);