Examples of AlphaNodeFieldConstraint

Examples of org.drools.spi.AlphaNodeFieldConstraint

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    }

    public void removeObjectSink(final ObjectSink sink) {
        if ( sink instanceof AlphaNode ) {
            final AlphaNode alphaNode = (AlphaNode) sink;
            final AlphaNodeFieldConstraint fieldConstraint = alphaNode.getConstraint();

            if ( fieldConstraint instanceof LiteralConstraint ) {
                final LiteralConstraint literalConstraint = (LiteralConstraint) fieldConstraint;
                final Evaluator evaluator = literalConstraint.getEvaluator();
                final FieldValue value = literalConstraint.getField();
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Examples of org.drools.spi.AlphaNodeFieldConstraint

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            this.hashedSinkMap = new ObjectHashMap();
        }

        for ( ObjectSinkNode sink = this.hashableSinks.getFirst(); sink != null; sink = sink.getNextObjectSinkNode() ) {
            final AlphaNode alphaNode = (AlphaNode) sink;
            final AlphaNodeFieldConstraint fieldConstraint = alphaNode.getConstraint();
            final LiteralConstraint literalConstraint = (LiteralConstraint) fieldConstraint;
            final Evaluator evaluator = literalConstraint.getEvaluator();
            if ( evaluator.getOperator() == Operator.EQUAL && index == literalConstraint.getFieldExtractor().getIndex() ) {
                final FieldValue value = literalConstraint.getField();
                list.add( sink );
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Examples of org.drools.spi.AlphaNodeFieldConstraint

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        }

        for ( final java.util.Iterator iter = sinks.iterator(); iter.hasNext(); ) {
            final AlphaNode sink = (AlphaNode) iter.next();
            final AlphaNode alphaNode = sink;
            final AlphaNodeFieldConstraint fieldConstraint = alphaNode.getConstraint();
            final LiteralConstraint literalConstraint = (LiteralConstraint) fieldConstraint;
            final Evaluator evaluator = literalConstraint.getEvaluator();
            if ( evaluator.getOperator() == Operator.EQUAL && index == literalConstraint.getFieldExtractor().getIndex() ) {
                final FieldValue value = literalConstraint.getField();
                if ( this.hashableSinks == null ) {
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Examples of org.drools.spi.AlphaNodeFieldConstraint

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                                                                  new ObjectTypeNode( context.getNextId(),
                                                                                      pattern.getObjectType(),
                                                                                      context ) ) );

        for ( final Iterator it = alphaConstraints.iterator(); it.hasNext(); ) {
            final AlphaNodeFieldConstraint constraint = (AlphaNodeFieldConstraint) it.next();

            context.setObjectSource( (ObjectSource) utils.attachNode( context,
                                                                      new AlphaNode( context.getNextId(),
                                                                                     (AlphaNodeFieldConstraint) constraint,
                                                                                     context.getObjectSource(),
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Examples of org.drools.spi.AlphaNodeFieldConstraint

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        context.setObjectSource( (ObjectSource) utils.attachNode( context,
                                                                  otn ) );

        for ( final Iterator<Constraint> it = alphaConstraints.iterator(); it.hasNext(); ) {
            final AlphaNodeFieldConstraint constraint = (AlphaNodeFieldConstraint) it.next();

            context.pushRuleComponent( constraint );
            context.setObjectSource( (ObjectSource) utils.attachNode( context,
                                                                      new AlphaNode( context.getNextId(),
                                                                                     (AlphaNodeFieldConstraint) constraint,
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Examples of org.drools.spi.AlphaNodeFieldConstraint

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     * @return ClassFieldReader
     * @throws IllegalArgumentException thrown if the AlphaNode's {@link org.drools.spi.AlphaNodeFieldConstraint} is not a
     *                                  {@link org.drools.rule.LiteralConstraint}.
     */
    private ClassFieldReader getClassFieldReaderForHashedAlpha(final AlphaNode alphaNode) throws IllegalArgumentException {
        final AlphaNodeFieldConstraint fieldConstraint = alphaNode.getConstraint();

        if (!(fieldConstraint instanceof LiteralConstraint)) {
            throw new IllegalArgumentException("Only support LiteralConstraint hashed AlphaNodes, not " + fieldConstraint.getClass());
        }
        // we need to get the first alpha in the map to get the attribute name that be use for the prefix of the
        // generated variable name
        final LiteralConstraint literalConstraint = (LiteralConstraint) alphaNode.getConstraint();

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Examples of org.drools.spi.AlphaNodeFieldConstraint

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        context.setObjectSource( (ObjectSource) utils.attachNode( context,
                                                                  otn ) );

        for ( final Iterator<Constraint> it = alphaConstraints.iterator(); it.hasNext(); ) {
            final AlphaNodeFieldConstraint constraint = (AlphaNodeFieldConstraint) it.next();

            context.pushRuleComponent( constraint );
            context.setObjectSource( (ObjectSource) utils.attachNode( context,
                                                                      new AlphaNode( context.getNextId(),
                                                                                     (AlphaNodeFieldConstraint) constraint,
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Examples of org.drools.spi.AlphaNodeFieldConstraint

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    /* (non-Javadoc)
     * @see org.drools.reteoo.BaseNodeVertex#getHtml()
     */
    public String getHtml() {
        AlphaNodeFieldConstraint constraint = this.node.getConstraint();
        if (constraint instanceof MvelConstraint) {
          MvelConstraint mvelConstraint = (MvelConstraint) constraint;
            return NODE_NAME + "<BR/>expression : " + mvelConstraint.toString();
        }
        return NODE_NAME + "<BR/>";
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Examples of org.drools.spi.AlphaNodeFieldConstraint

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     * it.
     *
     * @return field name
     */
    public String getFieldName() {
        AlphaNodeFieldConstraint constraint = this.node.getConstraint();
        if (constraint instanceof MvelConstraint) {
          MvelConstraint mvelConstraint = (MvelConstraint) constraint;
            InternalReadAccessor accessor = mvelConstraint.getFieldExtractor();
            if (accessor instanceof ClassFieldReader) {
                return ((ClassFieldReader) accessor).getFieldName();
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Examples of org.drools.spi.AlphaNodeFieldConstraint

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     * Constraint's evaluator string
     *
     * @return evaluator string
     */
    public String getEvaluator() {
        AlphaNodeFieldConstraint constraint = this.node.getConstraint();
        if (constraint instanceof MvelConstraint) {
          MvelConstraint mvelConstraint = (MvelConstraint) constraint;
            return mvelConstraint.toString();
        }
        return null;
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