Package org.drools.core.factmodel

Examples of org.drools.core.factmodel.FieldDefinition

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    private void bindAccessors( Class<T> proxyClass, ClassDefinition tdef, ClassDefinition cdef, long mask ) {
        int j = 0;
        for ( FieldDefinition traitField : tdef.getFieldsDefinitions() ) {
            boolean isSoftField = TraitRegistry.isSoftField( traitField, j++, mask );
            if ( ! isSoftField ) {
                FieldDefinition field = cdef.getField( traitField.resolveAlias( cdef ) );
                Field staticField;
                try {
                    staticField = proxyClass.getField( traitField.getName() + "_reader" );
                    staticField.set( null, field.getFieldAccessor().getReadAccessor() );

                    staticField = proxyClass.getField( traitField.getName() + "_writer" );
                    staticField.set( null, field.getFieldAccessor().getWriteAccessor() );
                } catch (NoSuchFieldException e) {
                    e.printStackTrace();  //To change body of catch statement use File | Settings | File Templates.
                } catch (IllegalAccessException e) {
                    e.printStackTrace();  //To change body of catch statement use File | Settings | File Templates.
                }
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        def.setDefinedClass( wrapperClass );

        Map<String, Field> fields = inspector.getFieldTypesField();
        for ( Field f : fields.values() ) {
            if ( f != null ) {
                FieldDefinition fld = new FieldDefinition();
                fld.setName( f.getName() );
                fld.setTypeName( f.getType().getName() );
                fld.setInherited( true );
                ClassFieldAccessor accessor = store.getAccessor( def.getDefinedClass().getName(),
                        fld.getName() );
                fld.setReadWriteAccessor( accessor );

                def.addField( fld );
            }
        }
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        }

        int j = 0;
        long bitmask = 0;
        for ( FactField field : traitDef.getFields() ) {
            FieldDefinition fdef = (FieldDefinition) field;
            boolean isAliased = fdef.hasAlias();
            String alias = ((FieldDefinition) field).resolveAlias( traitableDef );

            FieldDefinition concreteField = traitableDef.getField( alias );
            Class concreteType = concreteField != null ? concreteField.getType() : null;
            Class virtualType = field.getType();

            if ( concreteType != null
                    && concreteType.isAssignableFrom( virtualType ) ) {
                bitmask |= 1 << j;
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        }

        int j = 0;
        long bitmask = 0;
        for ( FactField field : traitDef.getFields() ) {
            FieldDefinition fdef = (FieldDefinition) field;
            boolean isAliased = fdef.hasAlias();
            String alias = ((FieldDefinition) field).resolveAlias( traitableDef );

            FieldDefinition concreteField = traitableDef.getField( alias );
            Class concreteType = concreteField != null ? concreteField.getType() : null;
            Class virtualType = field.getType();

            if ( concreteType != null
                    && concreteType.isAssignableFrom( virtualType ) ) {
                bitmask |= 1 << j;
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        aliases = new HashMap<String, FieldDefinition>();
        for ( FieldDefinition tfld : trait.getFieldsDefinitions() ) {           
            if ( tfld.hasAlias() ) {
                String alias = tfld.getAlias();
                FieldDefinition coreField = core.getField( alias );
                if ( coreField != null ) {
                    aliases.put( tfld.getName(), coreField );
                }
            }           
        }
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    private void bindAccessors( Class<T> proxyClass, ClassDefinition tdef, ClassDefinition cdef, long mask ) {
        int j = 0;
        for ( FieldDefinition traitField : tdef.getFieldsDefinitions() ) {
            boolean isSoftField = TraitRegistry.isSoftField( traitField, j++, mask );
            if ( ! isSoftField ) {
                FieldDefinition field = cdef.getField( traitField.resolveAlias( cdef ) );
                Field staticField;
                try {
                    staticField = proxyClass.getField( traitField.getName() + "_reader" );
                    staticField.set( null, field.getFieldAccessor().getReadAccessor() );

                    staticField = proxyClass.getField( traitField.getName() + "_writer" );
                    staticField.set( null, field.getFieldAccessor().getWriteAccessor() );
                } catch (NoSuchFieldException e) {
                    e.printStackTrace();  //To change body of catch statement use File | Settings | File Templates.
                } catch (IllegalAccessException e) {
                    e.printStackTrace();  //To change body of catch statement use File | Settings | File Templates.
                }
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        def.setDefinedClass( wrapperClass );

        Map<String, Field> fields = inspector.getFieldTypesField();
        for ( Field f : fields.values() ) {
            if ( f != null ) {
                FieldDefinition fld = new FieldDefinition();
                fld.setName( f.getName() );
                fld.setTypeName( f.getType().getName() );
                fld.setInherited( true );
                ClassFieldAccessor accessor = store.getAccessor( def.getDefinedClass().getName(),
                        fld.getName() );
                fld.setReadWriteAccessor( accessor );

                def.addField( fld );
            }
        }
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        aliases = new HashMap<String, FieldDefinition>();
        for ( FieldDefinition tfld : trait.getFieldsDefinitions() ) {
            if ( tfld.hasAlias() ) {
                String alias = tfld.getAlias();
                FieldDefinition coreField = core.getField( alias );
                if ( coreField != null ) {
                    aliases.put( tfld.getName(), coreField );
                }
            }
        }
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                        null,
                        "Unable to find @positional field " + descr.getPosition() + " for class " + tDecl.getTypeName() + "\n"));
                return;
            }

            FieldDefinition field = clsDef.getField( descr.getPosition() );
            if ( field == null ) {
                context.addError(new DescrBuildError(context.getParentDescr(),
                        descr,
                        null,
                        "Unable to find @positional field " + descr.getPosition() + " for class " + tDecl.getTypeName() + "\n"));
                return;
            }

            String expr = descr.getExpression();
            boolean isSimpleIdentifier = isIdentifier(expr);

            if ( isSimpleIdentifier ) {
                // create a binding
                BindingDescr binder = new BindingDescr();
                binder.setUnification( true );
                binder.setExpression( field.getName() );
                binder.setVariable( descr.getExpression() );
                buildRuleBindings( context,
                                   patternDescr,
                                   pattern,
                                   binder );
            } else {
                // create a constraint
                build( context,
                       patternDescr,
                       pattern,
                       descr,
                       field.getName() + " == " + descr.getExpression() );
            }
        }
    }
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        }

        for (Field fld : fields) {
            Position pos = fld.getAnnotation(Position.class);
            if (pos != null) {
                FieldDefinition fldDef = clsDef.getField(fld.getName());
                if (fldDef == null) {
                    fldDef = new FieldDefinition(fld.getName(), fld.getType().getName());
                }
                fldDef.setIndex(pos.value());
                orderedFields.set(pos.value(), fldDef);
            }
        }
        for (FieldDefinition fld : orderedFields) {
            if (fld != null) {
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Related Classes of org.drools.core.factmodel.FieldDefinition

  • org.drools.compiler.builder.impl.ClassDefinitionFactory
  • org.drools.compiler.builder.impl.TypeDeclarationBuilder
  • org.drools.compiler.builder.impl.TypeDeclarationCache
  • org.drools.compiler.builder.impl.TypeDeclarationFactory
  • org.drools.compiler.compiler.PackageBuilder
  • org.drools.compiler.rule.builder.PatternBuilder
  • org.drools.core.factmodel.traits.AbstractTraitFactory
  • org.drools.core.factmodel.traits.TraitCoreWrapperClassBuilderImpl
  • org.drools.core.factmodel.traits.TraitFactory
  • org.drools.core.factmodel.traits.TraitMapPropertyWrapperClassBuilderImpl
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