Package org.drools.core.rule

Examples of org.drools.core.rule.GroupElement

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        RuleDescr ruleDescr = context.getRuleDescr();

        final RuleConditionBuilder builder = (RuleConditionBuilder) context.getDialect().getBuilder( ruleDescr.getLhs().getClass() );
        if ( builder != null ) {
            Pattern prefixPattern = context.getPrefixPattern(); // this is established during pre-processing, if it's query
            final GroupElement ce = (GroupElement) builder.build( context,
                                                                  ruleDescr.getLhs(),
                                                                  prefixPattern );

            context.getRule().setLhs( ce );
        } else {
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            case NOT_NODE : {
                networkNode = new NotNode( id, leftTupleSource, mockObjectSource, new EmptyBetaConstraints(), buildContext );
                break;
            }  
            case RULE_TERMINAL_NODE : {
                networkNode = new RuleTerminalNode( id, leftTupleSource, rule, new GroupElement( Type.AND ), 0, buildContext);
                break;
            }            
        }

        mockObjectSource.attach();
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            case NOT_NODE : {
                networkNode = new NotNode( id, leftTupleSource, mockObjectSource, new EmptyBetaConstraints(), buildContext );
                break;
            }
            case RULE_TERMINAL_NODE : {
                networkNode = new RuleTerminalNode( id, leftTupleSource, rule, new GroupElement( Type.AND ), 0, buildContext );
                break;
            }
        }

        mockObjectSource.attach();
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        ByteArrayInputStream byteArrayIn = new ByteArrayInputStream(byteArrayOut.toByteArray());
        FooBar fooBar2 = (FooBar) new ObjectInputStream(byteArrayIn).readObject();

        final File testFile = new File("target/test/DroolsObjectIOTest_testFileIO.dat");
        testFile.getParentFile().mkdirs();
        GroupElement testGroupElement = new GroupElement();
        DroolsStreamUtils.streamOut(new FileOutputStream(testFile), testGroupElement);

        InputStream fis = new FileInputStream(testFile);
        GroupElement streamedGroupElement = (GroupElement) DroolsStreamUtils.streamIn(new FileInputStream(testFile));

        assertEquals(streamedGroupElement, testGroupElement);
    }
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        ByteArrayInputStream byteArrayIn = new ByteArrayInputStream(byteArrayOut.toByteArray());
        FooBar fooBar2 = (FooBar) new ObjectInputStream(byteArrayIn).readObject();

        final File testFile = new File("target/test/DroolsObjectIOTest_testFileIO.dat");
        testFile.getParentFile().mkdirs();
        GroupElement testGroupElement = new GroupElement();
        DroolsStreamUtils.streamOut(new FileOutputStream(testFile), testGroupElement);

        InputStream fis = new FileInputStream(testFile);
        GroupElement streamedGroupElement = (GroupElement) DroolsStreamUtils.streamIn(new FileInputStream(testFile));

        assertEquals(streamedGroupElement, testGroupElement);
    }
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    }

    private GroupElement getExtendedLhs(RuleImpl rule,
                                        GroupElement fromChild) {
        //combine rules LHS with Parent "Extends"
        final GroupElement lhs = rule.lhsRoot.cloneOnlyGroup();
        //use the children passed from prior child rules, and combine with current LHS (at the end)
        if ( null != fromChild ) {
            //Have GroupElement from a child rule, so combine it
            lhs.getChildren().addAll( fromChild.getChildren() );
        }
        //move recursively up the tree
        if ( rule.parent != null ) {
            return getExtendedLhs( rule.parent,
                                   lhs );
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        return false;
    }

    static RuleTerminalNode buildTerminalNodeForNamedConsequence(BuildContext context, NamedConsequence namedConsequence) {
        RuleImpl rule = context.getRule();
        GroupElement subrule = (GroupElement) context.peek();

        ActivationListenerFactory factory = context.getKnowledgeBase().getConfiguration().getActivationListenerFactory( rule.getActivationListener() );
        TerminalNode terminal = factory.createActivationListener( context.getNextId(),
                                                                  context.getTupleSource(),
                                                                  rule,
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                                      builder,
                                      "update(stilton);" );
        assertLength( 0,
                      builder.getErrors().getErrors() );

        final GroupElement lhs = rule.getLhs();
        assertLength( 1,
                      lhs.getChildren() );

        final GroupElement or = (GroupElement) lhs.getChildren().get( 0 );
        assertLength( 1,
                      or.getChildren() );
        final Pattern pattern = (Pattern) or.getChildren().get( 0 );
    }
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                                      builder,
                                      "update(stilton);" );
        assertLength( 0,
                      builder.getErrors().getErrors() );

        final GroupElement lhs = rule.getLhs();
        assertLength( 1,
                      lhs.getChildren() );

        final GroupElement and = (GroupElement) lhs.getChildren().get( 0 );
        assertLength( 1,
                      and.getChildren() );
        final Pattern pattern = (Pattern) and.getChildren().get( 0 );
    }
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                           builder,
                           "" );
        assertEquals( 0,
                      builder.getErrors().getErrors().length );

        final GroupElement lhs = rule.getLhs();
        assertLength( 1,
                      lhs.getChildren() );

        final GroupElement not = (GroupElement) lhs.getChildren().get( 0 );
        assertLength( 1,
                      not.getChildren() );
        final Pattern pattern = (Pattern) not.getChildren().get( 0 );
    }
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Related Classes of org.drools.core.rule.GroupElement

  • org.drools.compiler.builder.impl.KnowledgeBuilderTest
  • org.drools.compiler.compiler.PackageBuilderTest
  • org.drools.compiler.rule.builder.ConditionalBranchBuilder
  • org.drools.compiler.rule.builder.dialect.java.RuleBuilderTest
  • org.drools.compiler.rule.builder.dialect.mvel.MVELConsequenceBuilderTest
  • org.drools.compiler.rule.builder.GroupElementBuilder
  • org.drools.compiler.rule.builder.RuleBuilder
  • org.drools.core.common.DroolsObjectIOTest
  • org.drools.core.definitions.rule.impl.RuleImpl
  • org.drools.core.examples.manners.BaseMannersTest
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