Package org.drools.core.spi

Examples of org.drools.core.spi.ObjectType

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                    null,
                    "ObjectType not correctly defined"));
            return null;
        }

        ObjectType objectType = null;

        final FactTemplate factTemplate = context.getPkg().getFactTemplate( patternDescr.getObjectType() );

        if ( factTemplate != null ) {
            objectType = new FactTemplateObjectType( factTemplate );
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            pattern.setListenedProperties(listenedProperties);
        }
    }

    protected List<String> getSettableProperties(RuleBuildContext context, PatternDescr patternDescr, Pattern pattern) {
        ObjectType patternType = pattern.getObjectType();
        if (!(patternType instanceof ClassObjectType)) {
            return null;
        }
        Class<?> patternClass = ((ClassObjectType)patternType).getClassType();
        TypeDeclaration typeDeclaration = getTypeDeclarationForPattern(context, pattern);
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        typeDeclaration.setTypeClass(patternClass);
        return typeDeclaration.getSettableProperties();
    }

    private TypeDeclaration getTypeDeclarationForPattern(RuleBuildContext context, Pattern pattern) {
        ObjectType patternType = pattern.getObjectType();
        if (!(patternType instanceof ClassObjectType)) {
            return null;
        }
        Class<?> patternClass = ((ClassObjectType)patternType).getClassType();
        return context.getKnowledgeBuilder().getTypeDeclaration(patternClass);
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                                                                     declr,
                                                                     true );
        declr.setReadAccessor( extractor );

        if ( extractor instanceof ClassFieldReader ) {
            ObjectType patternType = pattern.getObjectType();
            if (patternType instanceof ClassObjectType) {
                Class<?> patternClass = ((ClassObjectType)patternType).getClassType();
                TypeDeclaration typeDeclaration = context.getKnowledgeBuilder().getTypeDeclaration(patternClass);

                String fieldName = (( ClassFieldReader) extractor ).getFieldName();
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            // as these could be set in any order, initialise first, to allow setting later.
            arguments.add( null );
        }
        List<Declaration> requiredDeclarations = new ArrayList<Declaration>();

        ObjectType argsObjectType = ClassObjectType.ObjectArray_ObjectType;
        InternalReadAccessor arrayReader = new SelfReferenceClassFieldReader( Object[].class,
                                                                              "this" );
        Pattern pattern = new Pattern( context.getNextPatternId(),
                                       0,
                                       argsObjectType,
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public class QueryBuilder implements EngineElementBuilder {
    public Pattern build(final RuleBuildContext context,
                         final QueryDescr queryDescr) {
        ObjectType queryObjectType = ClassObjectType.DroolsQuery_ObjectType;
        final Pattern pattern = new Pattern( context.getNextPatternId(),
                                             0, // offset is 0 by default
                                             queryObjectType,
                                             null );
       
        final InternalReadAccessor extractor = PatternBuilder.getFieldReadAccessor(context, queryDescr, queryObjectType, "name", null, true);
        final QueryNameConstraint constraint = new QueryNameConstraint(extractor, queryDescr.getName());

        PatternBuilder.registerReadAccessor( context, queryObjectType, "name", constraint );

        // adds appropriate constraint to the pattern
        pattern.addConstraint( constraint );

        ObjectType argsObjectType = ClassObjectType.DroolsQuery_ObjectType;
       
        InternalReadAccessor arrayExtractor = PatternBuilder.getFieldReadAccessor( context, queryDescr, argsObjectType, "elements", null, true );

        QueryImpl query = ((QueryImpl) context.getRule());
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public class QueryBuilder implements EngineElementBuilder {
    public Pattern build(final RuleBuildContext context,
                         final QueryDescr queryDescr) {
        ObjectType queryObjectType = ClassObjectType.DroolsQuery_ObjectType;
        final Pattern pattern = new Pattern( context.getNextPatternId(),
                                             0, // offset is 0 by default
                                             queryObjectType,
                                             null );
       
        final InternalReadAccessor extractor = PatternBuilder.getFieldReadAccessor(context, queryDescr, queryObjectType, "name", null, true);
        final QueryNameConstraint constraint = new QueryNameConstraint(extractor, queryDescr.getName());

        PatternBuilder.registerReadAccessor( context, queryObjectType, "name", constraint );

        // adds appropriate constraint to the pattern
        pattern.addConstraint( constraint );

        ObjectType argsObjectType = ClassObjectType.DroolsQuery_ObjectType;
       
        InternalReadAccessor arrayExtractor = PatternBuilder.getFieldReadAccessor( context, queryDescr, argsObjectType, "elements", null, true );

        Query query = ((Query) context.getRule());
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                    null,
                    "ObjectType not correctly defined"));
            return null;
        }

        ObjectType objectType = null;

        final FactTemplate factTemplate = context.getPkg().getFactTemplate( patternDescr.getObjectType() );

        if ( factTemplate != null ) {
            objectType = new FactTemplateObjectType( factTemplate );
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            pattern.setListenedProperties(listenedProperties);
        }
    }

    protected List<String> getSettableProperties(RuleBuildContext context, PatternDescr patternDescr, Pattern pattern) {
        ObjectType patternType = pattern.getObjectType();
        if (!(patternType instanceof ClassObjectType)) {
            return null;
        }
        Class<?> patternClass = ((ClassObjectType)patternType).getClassType();
        TypeDeclaration typeDeclaration = getTypeDeclarationForPattern(context, pattern);
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        typeDeclaration.setTypeClass(patternClass);
        return typeDeclaration.getSettableProperties();
    }

    private TypeDeclaration getTypeDeclarationForPattern(RuleBuildContext context, Pattern pattern) {
        ObjectType patternType = pattern.getObjectType();
        if (!(patternType instanceof ClassObjectType)) {
            return null;
        }
        Class<?> patternClass = ((ClassObjectType)patternType).getClassType();
        return context.getPackageBuilder().getTypeDeclaration(patternClass);
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Related Classes of org.drools.core.spi.ObjectType

  • org.drools.compiler.integrationtests.QueryTest
  • org.drools.compiler.integrationtests.StreamsTest
  • org.drools.compiler.rule.builder.dialect.mvel.MVELConsequenceBuilderTest
  • org.drools.compiler.rule.builder.dialect.mvel.MVELSalienceBuilderTest
  • org.drools.compiler.rule.builder.PatternBuilder
  • org.drools.compiler.rule.builder.QueryBuilder
  • org.drools.compiler.rule.builder.QueryElementBuilder
  • org.drools.core.reteoo.AbstractTerminalNode
  • org.drools.core.reteoo.AccumulateNodeTest
  • org.drools.core.reteoo.BetaNode
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