Package org.drools.core.factmodel

Examples of org.drools.core.factmodel.FieldDefinition

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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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            PriorityQueue<FieldDefinition> fieldDefs = sortFields( typeDescr.getFields(),
                                                                   pkgRegistry.getTypeResolver(),
                                                                   kbuilder );
            int n = fieldDefs.size();
            for (int k = 0; k < n; k++) {
                FieldDefinition fld = fieldDefs.poll();
                fld.setIndex( k );
                def.addField( fld );
            }
        }
        return true;
    }
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            String fullFieldType = kbuilder != null ?
                                   TypeDeclarationUtils.toBuildableType( typeNameKey, kbuilder.getRootClassLoader() ) :
                                   typeNameKey;

            FieldDefinition fieldDef = new FieldDefinition( field.getFieldName(),
                                                            fullFieldType );
            // field is marked as PK
            boolean isKey = field.getAnnotation(TypeDeclaration.ATTR_KEY) != null;
            fieldDef.setKey( isKey );

            fieldDef.setDeclIndex( field.getIndex() );
            if (field.getIndex() < 0) {
                int freePos = occupiedPositions.nextClearBit(0);
                if (freePos < maxDeclaredPos) {
                    occupiedPositions.set(freePos);
                } else {
                    freePos = maxDeclaredPos + 1;
                }
                fieldDef.setPriority(freePos * 256 + curr++);
            } else {
                fieldDef.setPriority(field.getIndex() * 256 + curr++);
            }
            fieldDef.setInherited( field.isInherited() );
            fieldDef.setRecursive(  field.isRecursive() );
            fieldDef.setInitExpr( TypeDeclarationUtils.rewriteInitExprWithImports( field.getInitExpr(), typeResolver ) );

            for (String annotationName : field.getAnnotationNames()) {
                Class annotation = TypeDeclarationUtils.resolveAnnotation( annotationName,
                                                                           typeResolver );
                if (annotation != null && annotation.isAnnotation()) {
                    try {
                        AnnotationDefinition annotationDefinition = AnnotationDefinition.build( annotation,
                                                                                                field.getAnnotations().get( annotationName ).getValueMap(),
                                                                                                typeResolver );
                        fieldDef.addAnnotation( annotationDefinition );
                    } catch ( NoSuchMethodException nsme ) {

                        kbuilder.addBuilderResult( new TypeDeclarationError( field,
                                                                             "Annotated field " + field.getFieldName() +
                                                                             "  - undefined property in @annotation " +
                                                                             annotationName + ": " + nsme.getMessage() + ";" ) );
                    }
                }
                if (annotation == null || annotation == Key.class || annotation == Position.class) {
                    fieldDef.addMetaData(annotationName, field.getAnnotation(annotationName).getSingleValue());
                }
            }

            queue.add(fieldDef);

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                PriorityQueue<FieldDefinition> fieldDefs = sortFields( fields,
                                                                       null,
                                                                       null );
                int n = fieldDefs.size();
                for (int k = 0; k < n; k++) {
                    FieldDefinition fld = fieldDefs.poll();
                    fld.setIndex( k );
                    def.addField( fld );
                }
            }

            Set<String> interfaces = new HashSet<String>();
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                if (orderedFields[pos.value()] != null) {
                    kbuilder.addBuilderResult(new TypeDeclarationError(typeDeclaration,
                                                                       "Duplicated position " + pos.value() + " for field '" + fld.getName() + "' on class " + cls.getName()));
                    continue;
                }
                FieldDefinition fldDef = clsDef.getField(fld.getName());
                if (fldDef == null) {
                    fldDef = new FieldDefinition(fld.getName(), fld.getType().getName());
                }
                fldDef.setIndex(pos.value());
                orderedFields[ pos.value() ] = fldDef;
            }
        }
        for (FieldDefinition fld : orderedFields) {
            if (fld != null) {
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            return;
        }

        //add the missing fields (if any) to newDeclaration
        for (FieldDefinition oldFactField : oldDeclaration.getTypeClassDef().getFieldsDefinitions()) {
            FieldDefinition newFactField = newDeclaration.getTypeClassDef().getField(oldFactField.getName());
            if (newFactField == null) {
                newDeclaration.getTypeClassDef().addField(oldFactField);
            }
        }
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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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                    continue;
                }
                if (!inspector.isNonGetter(fieldName) && setters.keySet().contains(fieldName)) {

                    Class ret = methods.get(fieldName).getReturnType();
                    FieldDefinition field = new FieldDefinition();
                    field.setName(fieldName);
                    field.setTypeName(ret.getName());
                    field.setIndex(j++);
                    type.getTypeClassDef().addField(field);
                }
            }

            Set<String> interfaces = new HashSet<String>();
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        if (!typeDescr.getFields().isEmpty()) {
            PriorityQueue<FieldDefinition> fieldDefs = sortFields(typeDescr.getFields(),
                    pkgRegistry);
            int n = fieldDefs.size();
            for (int k = 0; k < n; k++) {
                FieldDefinition fld = fieldDefs.poll();
                if (unresolvedTypeDefinitions != null) {
                    for (TypeDefinition typeDef : unresolvedTypeDefinitions) {
                        if (fld.getTypeName().equals(typeDef.getTypeClassName())) {
                            fld.setRecursive(true);
                            break;
                        }
                    }
                }
                fld.setIndex(k);
                def.addField(fld);
            }
        }

        // check whether it is necessary to build the class or not
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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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