Package org.drools.spi

Examples of org.drools.spi.ObjectType

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import java.io.ObjectOutput;

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 );

        String[] params = queryDescr.getParameters();
        String[] types = queryDescr.getParameterTypes();
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        }
    }

    private void attachObjectTypeNode( final BuildContext context, final BuildUtils utils, final Pattern pattern ) {
        boolean objectMemory = context.isObjectTypeNodeMemoryEnabled();
        ObjectType objectType = pattern.getObjectType();
       
        if ( pattern.getObjectType() instanceof ClassObjectType ) {
            // Is this the query node, if so we don't want any memory
            if ( DroolsQuery.class == ((ClassObjectType) pattern.getObjectType()).getClassType() ) {
                context.setTupleMemoryEnabled( false );
                context.setObjectTypeNodeMemoryEnabled( false );
            }
        }

        ObjectTypeNode otn = context.getComponentFactory().getNodeFactoryService().buildObjectTypeNode( context.getNextId(),
                                                 (EntryPointNode) context.getObjectSource(),
                                                 objectType,
                                                 context );
        if ( objectType.isEvent() && EventProcessingOption.STREAM.equals( context.getRuleBase().getConfiguration().getEventProcessingMode() ) ) {
            long expirationOffset = getExpiratioOffsetForType( context,
                                                               objectType );
            if( expirationOffset != -1 ) {
                // expiration policy is set, so use it
                otn.setExpirationOffset( expirationOffset );
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        this.ruleBase = ruleBase;
        this.entryPoint = entryPoint;
        this.typeDecl = ruleBase.getTypeDeclaration( clazz );
        isEvent = typeDecl != null && typeDecl.getRole() == TypeDeclaration.Role.EVENT;

        ObjectType objectType = ((AbstractRuleBase) ruleBase).getClassFieldAccessorCache().getClassObjectType( new ClassObjectType( clazz,
                                                                                                                                    isEvent ) );

        this.concreteObjectTypeNode = ruleBase.getRete().getObjectTypeNodes( entryPoint ).get( objectType );
        if ( this.concreteObjectTypeNode == null ) {
            BuildContext context = new BuildContext( ruleBase,
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            return;
        }

        Pattern pattern = context.getLastBuiltPatterns()[1]; // left input pattern

        ObjectType objectType;
        if (pattern == null || this.getType() == NodeTypeEnums.AccumulateNode) {
            ObjectSource objectSource = ((LeftInputAdapterNode)leftInput).getParentObjectSource();
            if ( objectSource.getType() != NodeTypeEnums.ObjectTypeNode) {
                leftDeclaredMask = Long.MAX_VALUE;
                return;
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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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            return;
        }

        if ( !isRightInputIsRiaNode() ) {
            Pattern pattern = context.getLastBuiltPatterns()[0]; // right input pattern
            ObjectType objectType = pattern.getObjectType();

            if ( objectType instanceof ClassObjectType ) {
                Class objectClass = ((ClassObjectType) objectType).getClassType();
                if ( isPropertyReactive(context, objectClass) ) {
                    rightListenedProperties = pattern.getListenedProperties();
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            declaredMask = Long.MAX_VALUE;
            return;
        }
       
        Pattern pattern = context.getLastBuiltPatterns()[0];
        ObjectType objectType = pattern.getObjectType();
       
        if ( !(objectType instanceof ClassObjectType)) {
            // Only ClassObjectType can use property specific
            declaredMask = Long.MAX_VALUE;
            return;
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        this.objectSource = new MockObjectSource( 4 );
        this.sink = new MockLeftTupleSink();

        this.accumulator = new MockAccumulator();

        final ObjectType srcObjType = new ClassObjectType( String.class );
        final Pattern sourcePattern = new Pattern( 0,
                                                   srcObjType );
        this.accumulate = new Accumulate( sourcePattern,
                                          new Declaration[0],
                                          new Accumulator[] { this.accumulator },
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     *         a   c    b   c
     * </pre>
     */
    @Test
    public void testSingleOrAndOrTransformation() throws InvalidPatternException {
        final ObjectType type = new ClassObjectType( String.class );
        final Pattern a = new Pattern( 0,
                                     type,
                                     "a" );
        final Pattern b = new Pattern( 1,
                                     type,
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     *                  f        f        f        f
     * </pre>
     */
    @Test
    public void testMultipleOrAndOrTransformation() throws InvalidPatternException {
        final ObjectType type = new ClassObjectType( String.class );
        final Pattern a = new Pattern( 0,
                                     type,
                                     "a" );
        final Pattern b = new Pattern( 1,
                                     type,
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Related Classes of org.drools.spi.ObjectType

  • org.drools.eclipse.DRLInfo$PatternInfo
  • org.drools.integrationtests.MiscTest
  • org.drools.integrationtests.QueryTest
  • org.drools.integrationtests.StreamsTest
  • org.drools.io.ObjectTypeHandler
  • org.drools.reteoo.AbstractTerminalNode
  • org.drools.reteoo.AccumulateNodeTest
  • org.drools.reteoo.AgendaItemMapTest
  • org.drools.reteoo.BetaNode
  • org.drools.reteoo.builder.PatternBuilder
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