Examples with JsonApiRelation io.crnk.core.resource.annotations.JsonApiRelation used on opensource projects

Example 1 with JsonApiRelation

use of io.crnk.core.resource.annotations.JsonApiRelation in project crnk-framework by crnk-project.

the class ResourceInformationProviderBase method buildResourceField.

protected void buildResourceField(BeanInformation beanDesc, BeanAttributeInformation attributeDesc, InformationBuilder.Field fieldBuilder) {
    fieldBuilder.underlyingName(attributeDesc.getName());
    fieldBuilder.jsonName(getJsonName(attributeDesc));
    ResourceFieldType fieldType = getFieldType(attributeDesc);
    fieldBuilder.fieldType(fieldType);
    fieldBuilder.access(getAccess(attributeDesc, fieldType));
    fieldBuilder.serializeType(getSerializeType(attributeDesc, fieldType));
    fieldBuilder.lookupIncludeBehavior(getLookupIncludeBehavior(attributeDesc));
    fieldBuilder.relationshipRepositoryBehavior(getRelationshipRepositoryBehavior(attributeDesc));
    Type genericType;
    if (useFieldType(attributeDesc)) {
        fieldBuilder.type(attributeDesc.getField().getType());
        genericType = attributeDesc.getField().getGenericType();
    } else {
        fieldBuilder.type(attributeDesc.getGetter().getReturnType());
        genericType = attributeDesc.getGetter().getGenericReturnType();
    }
    fieldBuilder.genericType(genericType);
    if (fieldType == ResourceFieldType.RELATIONSHIP) {
        fieldBuilder.oppositeResourceType(getResourceType(genericType, context));
        fieldBuilder.oppositeName(getOppositeName(attributeDesc));
        Optional<JsonApiRelation> relationAnnotation = attributeDesc.getAnnotation(JsonApiRelation.class);
        if (relationAnnotation.isPresent()) {
            boolean multiValued = Collection.class.isAssignableFrom(attributeDesc.getImplementationClass());
            String suffix = multiValued ? "Ids" : "Id";
            String idFieldName;
            if (relationAnnotation.get().idField().length() > 0) {
                idFieldName = relationAnnotation.get().idField();
            } else {
                idFieldName = attributeDesc.getName() + suffix;
            }
            BeanAttributeInformation idAttribute = beanDesc.getAttribute(idFieldName);
            if (idAttribute == null && multiValued && attributeDesc.getName().endsWith("s")) {
                // also try to correlate by removing ending s
                String idFieldNameTemp = attributeDesc.getName().substring(0, attributeDesc.getName().length() - 1) + suffix;
                BeanAttributeInformation idAttributeTemp = beanDesc.getAttribute(idFieldNameTemp);
                // make sure there are no custom get-named methods
                if (idAttributeTemp != null && attributeDesc.getGetter() != null && idAttributeTemp.getGetter().getReturnType().equals(attributeDesc.getGetter().getReturnType())) {
                    idFieldName = idFieldNameTemp;
                    idAttribute = idAttributeTemp;
                }
            }
            if (idAttribute != null) {
                fieldBuilder.idName(idFieldName);
                fieldBuilder.idType(idAttribute.getImplementationClass());
            }
        }
    }
}