Examples with GrailsDomainClassProperty grails.core.GrailsDomainClassProperty used on opensource projects

Example 11 with GrailsDomainClassProperty

use of grails.core.GrailsDomainClassProperty in project grails-core by grails.

the class DataBindingUtils method assignBidirectionalAssociations.

/**
     * Associations both sides of any bidirectional relationships found in the object and source map to bind
     *
     * @param object The object
     * @param source The source map
     * @param domainClass The DomainClass for the object
     */
public static void assignBidirectionalAssociations(Object object, Map source, GrailsDomainClass domainClass) {
    if (source == null) {
        return;
    }
    for (Object key : source.keySet()) {
        String propertyName = key.toString();
        if (propertyName.indexOf('.') > -1) {
            propertyName = propertyName.substring(0, propertyName.indexOf('.'));
        }
        if (domainClass.hasPersistentProperty(propertyName)) {
            GrailsDomainClassProperty prop = domainClass.getPropertyByName(propertyName);
            if (prop != null && prop.isOneToOne() && prop.isBidirectional()) {
                Object val = source.get(key);
                GrailsDomainClassProperty otherSide = prop.getOtherSide();
                if (val != null && otherSide != null) {
                    MetaClass mc = GroovySystem.getMetaClassRegistry().getMetaClass(val.getClass());
                    try {
                        mc.setProperty(val, otherSide.getName(), object);
                    } catch (Exception e) {
                    // ignore
                    }
                }
            }
        }
    }
}