Package org.drools.core.spi

Examples of org.drools.core.spi.InternalReadAccessor

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    private AlphaNodeFieldConstraint getLiteralConstraint(final Pattern pattern,
                                                          final String fieldName,
                                                          final int fieldValue) throws IntrospectionException {
        final Class clazz = ((ClassObjectType) pattern.getObjectType()).getClassType();

        final InternalReadAccessor extractor = store.getReader( clazz,
                                                                fieldName,
                                                                getClass().getClassLoader() );

        final FieldValue field = new LongFieldImpl( fieldValue );
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    private AlphaNodeFieldConstraint getLiteralConstraint(final Pattern pattern,
                                                          final String fieldName,
                                                          final boolean fieldValue) throws IntrospectionException {
        final Class clazz = ((ClassObjectType) pattern.getObjectType()).getClassType();

        final InternalReadAccessor extractor = store.getReader( clazz,
                                                                fieldName,
                                                                getClass().getClassLoader() );

        final FieldValue field = new BooleanFieldImpl( fieldValue );
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    private void setFieldDeclaration(final Pattern pattern,
                                     final String fieldName,
                                     final String identifier) throws IntrospectionException {
        final Class clazz = ((ClassObjectType) pattern.getObjectType()).getClassType();

        final InternalReadAccessor extractor = store.getReader( clazz,
                                                                fieldName,
                                                                getClass().getClassLoader() );

        pattern.addDeclaration( identifier ).setReadAccessor( extractor );
    }
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                                                               final String fieldName,
                                                               final Declaration declaration,
                                                               final String operator) throws IntrospectionException {
        final Class clazz = ((ClassObjectType) pattern.getObjectType()).getClassType();

        final InternalReadAccessor extractor = store.getReader( clazz,
                                                                fieldName,
                                                                getClass().getClassLoader() );

        String expression = fieldName + " " + operator + " " + declaration.getIdentifier();
        return new MvelConstraintTestUtil(expression, declaration, extractor);
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        store.setEagerWire( true );
    }

    @Test
    public void testDeclaration() throws IntrospectionException {
        final InternalReadAccessor extractor = store.getReader( Cheese.class,
                                                                "type",
                                                                getClass().getClassLoader() );

        final Pattern pattern = new Pattern( 5,
                                             new ClassObjectType( Cheese.class ) );
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    }

    @Test
    public void testGetFieldValue() throws IntrospectionException {
        final InternalReadAccessor extractor = store.getReader( Cheese.class,
                                                                "type",
                                                                getClass().getClassLoader() );

        final Pattern pattern = new Pattern( 5,
                                             new ClassObjectType( Cheese.class ) );
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        final ObjectType type = new ClassObjectType( Cheese.class );
        final Pattern col = new Pattern( 0,
                                       type,
                                       "foo" );
        final Declaration dec = col.getDeclaration();
        final InternalReadAccessor ext = dec.getExtractor();
        assertEquals( Cheese.class,
                      ext.getExtractToClass() );

        final Cheese stilton = new Cheese( "stilton",
                                           42 );

        assertEquals( stilton,
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        final Pattern col = new Pattern( 0,
                                       type,
                                       "foo" );
        final Declaration dec = col.getDeclaration();
        final InternalReadAccessor ext = dec.getExtractor();
        assertEquals( Fact.class,
                      ext.getExtractToClass() );

        final Fact stilton = cheese.createFact( 10 );
        stilton.setFieldValue( "name",
                               "stilton" );
        stilton.setFieldValue( "price",
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                                                    String fieldName,
                                                    Class clazz) {
        ClassFieldAccessorStore store = new ClassFieldAccessorStore();
        store.setClassFieldAccessorCache( new ClassFieldAccessorCache( Thread.currentThread().getContextClassLoader() ) );
        store.setEagerWire( true );
        InternalReadAccessor extractor = store.getReader( clazz,
                                                          fieldName,
                                                          getClass().getClassLoader() );
        Declaration declaration = new Declaration( identifier,
                                                   extractor,
                                                   new Pattern( 0,
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                if ( indexableConstraint.isIndexable(NodeTypeEnums.AlphaNode) && indexableConstraint.getField() != null &&
                        indexableConstraint.getFieldExtractor().getValueType() != ValueType.OBJECT_TYPE &&
                        // our current implementation does not support hashing of deeply nested properties
                        !( indexableConstraint.getFieldExtractor() instanceof MVELObjectClassFieldReader )) {
                    final InternalReadAccessor readAccessor = indexableConstraint.getFieldExtractor();
                    final int index = readAccessor.getIndex();
                    final FieldIndex fieldIndex = registerFieldIndex( index,
                                                                      readAccessor );

                    if ( fieldIndex.getCount() >= this.alphaNodeHashingThreshold && this.alphaNodeHashingThreshold != 0 ) {
                        if ( !fieldIndex.isHashed() ) {
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Related Classes of org.drools.core.spi.InternalReadAccessor

  • org.drools.compiler.builder.impl.TypeDeclarationBuilder
  • org.drools.compiler.builder.impl.TypeDeclarationConfigurator
  • org.drools.compiler.compiler.PackageBuilder
  • org.drools.compiler.phreak.BetaNodeBuilder
  • org.drools.compiler.rule.builder.dialect.java.JavaAccumulateBuilder
  • org.drools.compiler.rule.builder.dialect.java.JavaConsequenceBuilderTest
  • org.drools.compiler.rule.builder.dialect.mvel.MVELAccumulateBuilder
  • org.drools.compiler.rule.builder.dialect.mvel.MVELEvalBuilderTest
  • org.drools.compiler.rule.builder.dialect.mvel.MVELPredicateBuilderTest
  • org.drools.compiler.rule.builder.PatternBuilder
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