protected void bindDiscriminatorProperty()

in grails-datastore-gorm-hibernate/src/main/groovy/org/grails/orm/hibernate/cfg/GrailsDomainBinder.java [1665:1709]

39 lines of code
12 McCabe index (conditional complexity)


    protected void bindDiscriminatorProperty(Table table, RootClass entity, InFlightMetadataCollector mappings) {
        Mapping m = getMapping(entity.getMappedClass());
        SimpleValue d = new SimpleValue(metadataBuildingContext, table);
        entity.setDiscriminator(d);
        DiscriminatorConfig discriminatorConfig = m != null ? m.getDiscriminator() : null;

        boolean hasDiscriminatorConfig = discriminatorConfig != null;
        entity.setDiscriminatorValue(hasDiscriminatorConfig ? discriminatorConfig.getValue() : entity.getClassName());

        if(hasDiscriminatorConfig) {
            if (discriminatorConfig.getInsertable() != null) {
                entity.setDiscriminatorInsertable(discriminatorConfig.getInsertable());
            }
            Object type = discriminatorConfig.getType();
            if (type != null) {
                if(type instanceof Class) {
                    d.setTypeName(((Class)type).getName());
                }
                else {
                    d.setTypeName(type.toString());
                }
            }
        }


        if (hasDiscriminatorConfig && discriminatorConfig.getFormula() != null) {
            Formula formula = new Formula();
            formula.setFormula(discriminatorConfig.getFormula());
            d.addFormula(formula);
        }
        else{
            bindSimpleValue(STRING_TYPE, d, false, RootClass.DEFAULT_DISCRIMINATOR_COLUMN_NAME, mappings);

            ColumnConfig cc = !hasDiscriminatorConfig ? null : discriminatorConfig.getColumn();
            if (cc != null) {
                Column c = (Column) d.getColumnIterator().next();
                if (cc.getName() != null) {
                    c.setName(cc.getName());
                }
                bindColumnConfigToColumn(null, c, cc);
            }
        }

        entity.setPolymorphic(true);
    }