Package org.drools.base.extractors

Examples of org.drools.base.extractors.ArrayElementReader

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        Declaration declr = pattern.addDeclaration( fc.getBind() );

        Class< ? > type = function.getResultType();

        // this bit is different, notice its the ArrayElementReader that we wire up to, not the declaration.
        ArrayElementReader reader = new ArrayElementReader( arrayReader,
                                                            index,
                                                            type );
        declr.setReadAccessor( reader );
    }
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                                                              "named argument does not exist:\n" + bind.getExpression() ) );
                return;               
            }

            // this bit is different, notice its the ArrayElementReader that we wire up to, not the declaration.
            ArrayElementReader reader = new ArrayElementReader( arrayReader,
                                                                pos,
                                                                params[pos].getExtractor().getExtractToClass() );

            // Should the reader be registered like the others? Probably yes...
            // PatternBuilder.registerReadAccessor(  );
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                varIndexes.add( position );
                              
                declr = pattern.addDeclaration( expression );

                // this bit is different, notice its the ArrayElementReader that we wire up to, not the declaration.
                ArrayElementReader reader = new ArrayElementReader( arrayReader,
                                                                    position,
                                                                    params[position].getExtractor().getExtractToClass() );

                declr.setReadAccessor( reader );
            }
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            Declaration declr = (Declaration) argTemplate[declIndexes[i]];

            Object tupleObject = leftTuple.get( declr ).getObject();

            if ( tupleObject instanceof DroolsQuery ) {
                ArrayElementReader reader = (ArrayElementReader) declr.getExtractor();
                DroolsQuery q = (DroolsQuery) tupleObject;
                Variable v = q.getVariables()[reader.getIndex()];

                // is that parameter an output Variable
                if ( v != null ) {
                    if ( !v.isSet() ) {
                        // it's not set yet, so we need to pass back any unified values
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                if( ClassObjectType.DroolsQuery_ObjectType.isAssignableFrom( resolved.getPattern().getObjectType() ) ) {
                    // if the resolved still points to DroolsQuery, we know this is the first unification pattern, so redeclare it as the visible Declaration
                    declr = pattern.addDeclaration( declr.getIdentifier() );

                    // this bit is different, notice its the ArrayElementReader that we wire up to, not the declaration.
                    ArrayElementReader reader = new ArrayElementReader( new SelfReferenceClassFieldReader(Object[].class, "this"),
                                                                        qe.getDeclIndexes()[i],
                                                                        resolved.getExtractor().getExtractToClass() );                   

                    declr.setReadAccessor( reader ); 
                   
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            Object o;

            if ( tupleObject instanceof DroolsQuery ) {
                // If the query passed in a Variable, we need to use it
                ArrayElementReader arrayReader = (ArrayElementReader) declr.getExtractor();
                if ( ((DroolsQuery) tupleObject).getVariables()[arrayReader.getIndex()] != null ) {
                    o = Variable.v;
                } else {
                    o = declr.getValue( workingMemory,
                                        tupleObject );
                }
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            Object o;

            if ( tupleObject instanceof DroolsQuery ) {
                // If the query passed in a Variable, we need to use it
                ArrayElementReader arrayReader = (ArrayElementReader) declr.getExtractor();
                if ( ((DroolsQuery) tupleObject).getVariables()[arrayReader.getIndex()] != null ) {
                    o = Variable.v;
                } else {
                    o = declr.getValue( workingMemory,
                                        tupleObject );
                }
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                if( ClassObjectType.DroolsQuery_ObjectType.isAssignableFrom( resolved.getPattern().getObjectType() ) ) {
                    // if the resolved still points to DroolsQuery, we know this is the first unification pattern, so redeclare it as the visible Declaration
                    declr = pattern.addDeclaration( declr.getIdentifier() );

                    // this bit is different, notice its the ArrayElementReader that we wire up to, not the declaration.
                    ArrayElementReader reader = new ArrayElementReader( new SelfReferenceClassFieldReader(Object[].class, "this"),
                                                                        qe.getDeclIndexes()[i],
                                                                        resolved.getExtractor().getExtractToClass() );                   

                    declr.setReadAccessor( reader ); 
                   
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            Object o;

            if ( tupleObject instanceof DroolsQuery ) {
                // If the query passed in a Variable, we need to use it
                ArrayElementReader arrayReader = (ArrayElementReader) declr.getExtractor();
                if ( ((DroolsQuery) tupleObject).getVariables()[arrayReader.getIndex()] != null ) {
                    o = Variable.v;
                } else {
                    o = declr.getValue( workingMemory,
                                        tupleObject );
                }
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            Object o;

            if ( tupleObject instanceof DroolsQuery ) {
                // If the query passed in a Variable, we need to use it
                ArrayElementReader arrayReader = (ArrayElementReader) declr.getExtractor();
                if ( ((DroolsQuery) tupleObject).getVariables()[arrayReader.getIndex()] != null ) {
                    o = Variable.v;
                } else {
                    o = declr.getValue( workingMemory,
                                        tupleObject );
                }
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Related Classes of org.drools.base.extractors.ArrayElementReader

  • org.drools.reteoo.QueryElementNode
  • org.drools.reteoo.test.dsl.BindingStep
  • org.drools.rule.builder.dialect.java.JavaAccumulateBuilder
  • org.drools.rule.builder.dialect.mvel.MVELAccumulateBuilder
  • org.drools.rule.builder.QueryBuilder
  • org.drools.rule.builder.QueryElementBuilder
  • org.drools.rule.LogicTransformer
  • org.drools.RuntimeDroolsException
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